Anahtarlamal\u0131 G\u00fc\u00e7 Kayna\u011f\u0131 (SMPS) Nedir? Nas\u0131l \u00c7al\u0131\u015f\u0131r, T\u00fcrleri ve Dikkat Edilmesi Gerekenler<\/title>\n<\/head>\n<body>\n\n<div class=\"bd-post\">\n <style>\n @import url('https:\/\/fonts.googleapis.com\/css2?family=Manrope:wght@400;600;700&family=Roboto:wght@600;700&display=swap');\n\n .bd-post {\n --prose-width: 720px;\n --gap-attach: 16px;\n --gap-normal: 32px;\n --gap-section: 48px;\n --pad-compact: 16px;\n --pad-standard: 24px;\n\n \/* Palette tokens \u2014 all solid, verbatim from design-plan.md *\/\n --body-bg: #FFFFFF;\n --text-primary: #333333;\n --text-secondary: #6E6E6E;\n --heading-ink: #000000;\n --accent: #479DE2;\n --accent-text: #0D3972;\n --accent-hot: #FD9649;\n --inverse-bg: #1E1E1E;\n --inverse-text: #FFFFFF;\n --inverse-text-2: #B0B0B0;\n --inverse-accent: #479DE2;\n --card-fill: #F4F8FC;\n --card-border: #C8C8C8;\n --card-text: #333333;\n --card-text-2: #6E6E6E;\n --panel-fill: #FAFAFA;\n --panel-text: #333333;\n --panel-text-2: #6E6E6E;\n --btn-white: #FFFFFF;\n --btn-ink: #0D3972;\n\n font-family: \"Manrope\", sans-serif;\n font-size: 16px;\n font-weight: 400;\n line-height: 1.6;\n color: var(--text-primary);\n background: var(--body-bg);\n padding: 40px;\n max-width: 100%;\n box-sizing: border-box;\n }\n .bd-post a { overflow-wrap: anywhere; word-break: break-word; }\n .bd-post p a, .bd-post li a, .bd-post blockquote a, .bd-post td a { color: var(--accent); text-decoration: underline; }\n .bd-post p, .bd-post li { overflow-wrap: break-word; }\n .bd-post .bd-post-article { max-width: var(--prose-width); margin: 0 auto; }\n\n \/* Prose spacing \u2014 fixed standard *\/\n .bd-post p { margin: 0 0 1em; }\n .bd-post h1 { font-family: \"Roboto\", sans-serif; font-weight: 700; font-size: 34px; line-height: 1.2; color: var(--heading-ink); margin: 0 0 16px; }\n .bd-post h2 { font-family: \"Roboto\", sans-serif; font-weight: 700; font-size: 34px; line-height: 1.2; color: var(--heading-ink); margin: 48px 0 16px; }\n .bd-post h3 { font-family: \"Roboto\", sans-serif; font-weight: 700; font-size: 24px; line-height: 1.25; color: var(--heading-ink); margin: 32px 0 12px; }\n .bd-post ul, .bd-post ol { margin: 0 0 1em; padding-left: 1.5em; }\n .bd-post li { margin-bottom: 0.5em; }\n .bd-post strong { font-weight: 700; }\n .bd-post blockquote { border-left: 3px solid var(--accent); background: transparent; padding: 12px 20px; margin: 24px 0; font-style: italic; color: var(--text-secondary); }\n .bd-post code { background: var(--panel-fill); font-family: \"SF Mono\", Menlo, monospace; font-size: 0.9em; padding: 2px 6px; border-radius: 4px; }\n .bd-post hr { height: 1px; background: var(--card-border); border: none; margin: 32px 0; }\n\n .bd-post .table-wrapper { overflow-x: auto; margin: 0 0 1em; }\n .bd-post table { width: 100%; border-collapse: collapse; font-size: 14px; }\n .bd-post th { background: var(--panel-fill); font-family: \"Roboto\", sans-serif; font-weight: 700; font-size: 14px; color: var(--heading-ink); padding: 10px 12px; text-align: left; border: 1px solid var(--card-border); }\n .bd-post td { padding: 10px 12px; border: 1px solid var(--card-border); color: var(--text-primary); }\n\n \/* Selector hygiene *\/\n .bd-post [class*=\"bp-\"] { box-sizing: border-box; }\n .bd-post .bd-post-article > .bp-1-stat-compare,\n .bd-post .bd-post-article > .bp-2-signal-flow,\n .bd-post .bd-post-article > .bp-3-checklist,\n .bd-post .bd-post-article > .bp-cta-end { margin: var(--gap-normal) 0; }\n\n \/* BP-1: Efficiency Stat Comparison *\/\n .bp-1-stat-compare { background: var(--card-fill); border: 1px solid var(--card-border); border-radius: 8px; padding: var(--pad-standard); display: grid; grid-template-columns: 1fr 1fr; align-items: center; }\n .bp-1-col { text-align: center; padding: 8px 0; }\n .bp-1-col:first-child { border-right: 1px solid var(--card-border); }\n .bp-1-icon { display: block; margin: 0 auto 8px; color: var(--accent-text); }\n .bp-1-num { font-family: \"Roboto\", sans-serif; font-weight: 700; font-size: 48px; line-height: 1.1; }\n .bp-1-num-smps { color: var(--accent-text); }\n .bp-1-num-linear { color: var(--text-secondary); }\n .bp-1-label { font-family: \"Manrope\", sans-serif; font-weight: 600; font-size: 14px; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-secondary); margin-top: 4px; }\n .bp-1-sub { font-family: \"Manrope\", sans-serif; font-weight: 400; font-size: 13px; color: var(--text-secondary); margin-top: 6px; line-height: 1.4; }\n\n \/* BP-2: 5-Stage Signal Flow *\/\n .bp-2-signal-flow { background: var(--card-fill); border: 1px solid var(--card-border); border-radius: 8px; padding: var(--pad-standard); }\n .bp-2-flow { display: flex; align-items: flex-start; }\n .bp-2-stage { flex: 1; text-align: center; }\n .bp-2-arrow { flex: 0 0 auto; width: 32px; height: 32px; display: flex; align-items: center; justify-content: center; color: var(--card-border); }\n .bp-2-num { width: 32px; height: 32px; border-radius: 50%; background: var(--accent-text); color: var(--btn-white); font-family: \"Roboto\", sans-serif; font-weight: 700; font-size: 14px; display: inline-flex; align-items: center; justify-content: center; line-height: 1; }\n .bp-2-title { font-family: \"Roboto\", sans-serif; font-weight: 700; font-size: 14px; color: var(--heading-ink); margin-top: 8px; }\n .bp-2-desc { font-family: \"Manrope\", sans-serif; font-weight: 400; font-size: 12px; color: var(--text-secondary); margin-top: 4px; line-height: 1.4; padding: 0 4px; }\n\n \/* BP-3: Protection Checklist *\/\n .bp-3-checklist { background: var(--card-fill); border: 1px solid var(--card-border); border-left: 3px solid var(--accent-text); border-radius: 0 8px 8px 0; padding: var(--pad-compact); }\n .bp-3-row { display: flex; align-items: flex-start; gap: 10px; padding: 6px 0; }\n .bp-3-check { flex-shrink: 0; color: var(--accent-text); margin-top: 2px; }\n .bp-3-label { font-family: \"Roboto\", sans-serif; font-weight: 700; font-size: 14px; color: var(--heading-ink); }\n .bp-3-desc { font-family: \"Manrope\", sans-serif; font-weight: 400; font-size: 13px; color: var(--text-secondary); margin-top: 2px; line-height: 1.4; }\n .bp-3-note { border-top: 1px solid var(--card-border); margin-top: 8px; padding-top: 8px; font-family: \"Manrope\", sans-serif; font-weight: 400; font-size: 12px; font-style: italic; color: var(--text-secondary); }\n\n \/* BP-cta-end: End CTA Panel *\/\n .bp-cta-end { background: var(--inverse-bg); border-radius: 8px; padding: var(--pad-standard); text-align: center; }\n .bp-cta-end-icon { display: block; margin: 0 auto 12px; color: var(--inverse-accent); }\n .bp-cta-end-title { font-family: \"Roboto\", sans-serif; font-weight: 700; font-size: 22px; color: var(--inverse-text); margin-bottom: 8px; }\n .bp-cta-end-sub { font-family: \"Manrope\", sans-serif; font-weight: 400; font-size: 14px; color: var(--inverse-text-2); margin-bottom: 20px; max-width: 480px; margin-left: auto; margin-right: auto; line-height: 1.5; }\n .bp-cta-end-btn { display: inline-flex; align-items: center; gap: 8px; font-family: \"Roboto\", sans-serif; font-weight: 600; font-size: 15px; padding: 12px 28px; border-radius: 6px; border: none; cursor: pointer; text-decoration: none; background: var(--accent-hot); color: var(--btn-ink); }\n .bp-cta-end-btn:hover { background: var(--btn-white); color: var(--btn-ink); }\n .bp-cta-end-btn svg { flex-shrink: 0; }\n\n \/* Motion \u2014 sanctioned, gated *\/\n @media (prefers-reduced-motion: no-preference) {\n @supports (animation-timeline: view()) {\n .bd-post .bd-reveal { animation: bd-fade-in linear both; animation-timeline: view(); animation-range: entry 0% entry 35%; }\n @keyframes bd-fade-in { from { opacity: 0; } to { opacity: 1; } }\n }\n .bd-post h2 { transition: color .2s ease-out, transform .2s ease-out; transform-origin: left; }\n .bd-post h2:hover { color: var(--accent-text); transform: scale(1.02); }\n .bd-post p a, .bd-post li a { transition: color .2s ease-out, text-decoration-color .2s ease-out; }\n .bd-post p a:hover, .bd-post li a:hover { color: var(--accent-hot); }\n .bd-post .bp-1-stat-compare { transition: transform .2s ease-out, box-shadow .2s ease-out; }\n .bd-post .bp-1-stat-compare:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(0,0,0,0.08); }\n .bd-post .bp-1-col { transition: color .2s ease-out; }\n .bd-post .bp-1-col:hover .bp-1-num-smps,\n .bd-post .bp-1-col:hover .bp-1-icon { color: var(--accent-hot); }\n .bd-post .bp-2-stage { transition: color .2s ease-out; }\n .bd-post .bp-2-stage:hover .bp-2-num { box-shadow: 0 0 0 3px var(--accent-hot); }\n .bd-post .bp-2-stage:hover .bp-2-title { color: var(--accent-text); }\n .bd-post .bp-3-row { transition: color .2s ease-out; }\n .bd-post .bp-3-row:hover .bp-3-check { color: var(--accent-hot); }\n .bd-post .bp-cta-end-btn { transition: background .15s ease, color .15s ease, transform .15s ease; }\n .bd-post .bp-cta-end-btn:hover { transform: translateY(-1px); }\n }\n\n @media (max-width: 768px) {\n .bd-post { padding: 16px; }\n .bd-post h1 { font-size: 26px; }\n .bd-post h2 { font-size: 26px; margin-top: 32px; }\n .bd-post h3 { font-size: 20px; margin-top: 24px; }\n .bd-post .bp-1-stat-compare { grid-template-columns: 1fr; }\n .bd-post .bp-1-col:first-child { border-right: none; border-bottom: 1px solid var(--card-border); padding-bottom: 12px; }\n .bd-post .bp-1-col:last-child { padding-top: 12px; }\n .bd-post .bp-2-flow { flex-direction: column; }\n .bd-post .bp-2-stage { text-align: left; display: flex; align-items: flex-start; gap: 12px; }\n .bd-post .bp-2-num { flex-shrink: 0; }\n .bd-post .bp-2-arrow { width: 100%; height: 20px; display: flex; align-items: center; justify-content: center; }\n .bd-post .bp-2-arrow svg { transform: rotate(90deg); }\n .bd-post .bp-2-title { margin-top: 0; }\n }\n <\/style>\n <article class=\"bd-post-article\">\n <h1><\/h1>\n\n <h2>Anahtarlamal\u0131 G\u00fc\u00e7 Kayna\u011f\u0131 (SMPS) Nedir?<\/h2>\n<img decoding=\"async\" src=\"https:\/\/www.omch.com\/wp-content\/uploads\/2025\/05\/Gemini_Generated_Image_45wkkt45wkkt45wk.webp\" alt=\"A\u00e7\u0131klama metni\" class=\"bd-post-image\" loading=\"lazy\">\n\n <p>Anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131 \u2014 anahtarlamal\u0131 mod g\u00fc\u00e7 kayna\u011f\u0131, switch-mode g\u00fc\u00e7 kayna\u011f\u0131 veya k\u0131saca SMPS olarak da adland\u0131r\u0131l\u0131r \u2014 y\u00fcksek h\u0131zl\u0131 bir anahtarlama reg\u00fclat\u00f6r\u00fc kullanarak elektrik g\u00fcc\u00fcn\u00fc bir bi\u00e7imden di\u011ferine d\u00f6n\u00fc\u015ft\u00fcren elektronik bir cihazd\u0131r. Fazla gerilimi at\u0131k \u0131s\u0131 olarak yakan eski lineer g\u00fc\u00e7 kaynaklar\u0131n\u0131n aksine, bir SMPS bir transist\u00f6r\u00fc saniyede binlerce kez h\u0131zla a\u00e7\u0131p kapatarak enerjiyi hassas ve verimli darbeler halinde aktar\u0131r.<\/p>\n\n <p>SMPS k\u0131saltmas\u0131, \u201cSwitched-Mode Power Supply\u201d (Anahtarlamal\u0131 G\u00fc\u00e7 Kayna\u011f\u0131) anlam\u0131na gelir. Bu terime \u201canahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131\u201d veya \u201cswitch-mode g\u00fc\u00e7 kayna\u011f\u0131\u201d olarak da rastlayabilirsiniz. Bu \u00fc\u00e7 terim de ayn\u0131 teknolojiyi ifade eder. \u00d6nemli olan isim de\u011fil, temel fikirdir: SMPS, y\u00fcksek frekanslarda (genellikle 20 kilohertz ile birka\u00e7 megahertz aras\u0131nda) \u00e7al\u0131\u015farak % ile %'nin \u00fczerinde verimlilik seviyelerine ula\u015f\u0131r. Buna kar\u015f\u0131l\u0131k, bir lineer g\u00fc\u00e7 kayna\u011f\u0131 genellikle yaln\u0131zca % ile % aras\u0131nda verimlilik sa\u011flar.<\/p>\n\n <p>Bu neden \u00f6nemli? \u00c7\u00fcnk\u00fc SMPS teknolojisi, telefon \u015farj cihaz\u0131n\u0131z\u0131n bir tu\u011fla kadar a\u011f\u0131r olmak yerine avucunuzun i\u00e7ine s\u0131\u011fmas\u0131n\u0131n nedenidir. End\u00fcstriyel kontrol dolaplar\u0131n\u0131n, oda b\u00fcy\u00fckl\u00fc\u011f\u00fcndeki transformat\u00f6r gruplar\u0131 yerine kompakt DIN ray\u0131 \u00fcniteleriyle d\u00fczinelerce cihaza g\u00fc\u00e7 sa\u011flayabilmesinin nedeni de budur. Bir diz\u00fcst\u00fc bilgisayar\u0131 prize takt\u0131\u011f\u0131n\u0131zda, bir fabrika PLC\u2019sini \u00e7al\u0131\u015ft\u0131rd\u0131\u011f\u0131n\u0131zda veya kablosuz bir aleti \u015farj etti\u011finizde, AC duvar prizinden istikrarl\u0131 ve verimli DC g\u00fcc\u00fc sa\u011flamak i\u00e7in bir anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131na g\u00fcveniyorsunuz.<\/p>\n\n <h2>SMPS ve Do\u011frusal G\u00fc\u00e7 Kayna\u011f\u0131 \u2014 Bu Fark Neden \u00d6nemlidir?<\/h2>\n\n <p>Bir SMPS\u2019nin ne oldu\u011funu ger\u00e7ekten anlamak i\u00e7in, onun yerine ge\u00e7ti\u011fi \u015feyi anlaman\u0131z gerekir. Do\u011frusal g\u00fc\u00e7 kaynaklar\u0131 ve anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131 ayn\u0131 temel sorunu \u2014 bir gerilimi di\u011ferine d\u00f6n\u00fc\u015ft\u00fcrmeyi \u2014 \u00e7\u00f6zer, ancak bunu temelde z\u0131t y\u00f6ntemlerle yaparlar. Do\u011frusal bir g\u00fc\u00e7 kayna\u011f\u0131, frenler k\u0131smen bas\u0131l\u0131yken ara\u00e7 s\u00fcrmek gibi \u00e7al\u0131\u015f\u0131r: d\u00fczenleyici transist\u00f6r do\u011frusal b\u00f6lgesinde \u00e7al\u0131\u015f\u0131r ve giri\u015f ile \u00e7\u0131k\u0131\u015f voltaj\u0131 aras\u0131ndaki fark\u0131 s\u00fcrekli olarak \u0131s\u0131 olarak da\u011f\u0131t\u0131r. Bir SMPS ise darbe mod\u00fclasyonu gibi \u00e7al\u0131\u015f\u0131r: anahtarlama transist\u00f6r\u00fc ya tamamen a\u00e7\u0131kt\u0131r ya da tamamen kapal\u0131d\u0131r ve enerji yaln\u0131zca hassas bir \u015fekilde zamanlanm\u0131\u015f aral\u0131klar boyunca aktar\u0131l\u0131r.<\/p>\n\n <h3>Verimlilik \u2014 Temel Avantaj<\/h3>\n\n <p>Verimlilik \u00f6nemsiz bir ayr\u0131nt\u0131 de\u011fildir. SMPS teknolojisinin var olmas\u0131n\u0131n tek nedeni budur. Bir y\u00fcke 100 watt g\u00fc\u00e7 sa\u011flayan bir do\u011frusal g\u00fc\u00e7 kayna\u011f\u0131, prizden 170 ila 250 watt \u00e7ekebilir ve bunun 70 ila 150 watt\u2019\u0131n\u0131 do\u011frudan \u0131s\u0131ya d\u00f6n\u00fc\u015ft\u00fcrebilir. Ayn\u0131 100 watt\u2019\u0131 sa\u011flayan e\u015fde\u011fer bir SMPS ise yaln\u0131zca 105 ila 125 watt \u00e7eker ve sadece 5 ila 25 watt\u2019\u0131 \u0131s\u0131 olarak bo\u015fa harcar.<\/p>\n\n <p>Bu fark\u0131n ard\u0131ndaki fiziksel mant\u0131k olduk\u00e7a basittir. Do\u011frusal bir reg\u00fclat\u00f6rde, ge\u00e7i\u015f transist\u00f6r\u00fc aktif b\u00f6lgesinde \u00e7al\u0131\u015f\u0131r; bu b\u00f6lgede, transist\u00f6r \u00fczerindeki gerilim ile transist\u00f6rden ge\u00e7en ak\u0131m\u0131n \u00e7arp\u0131m\u0131, s\u00fcrekli g\u00fc\u00e7 kayb\u0131na e\u015fittir. Bunu, kuvvetli bir r\u00fczgara kar\u015f\u0131 bir kap\u0131y\u0131 yar\u0131 a\u00e7\u0131k tutmak olarak d\u00fc\u015f\u00fcn\u00fcn \u2014 bu durumda r\u00fczgarla s\u00fcrekli m\u00fccadele edersiniz. Bir SMPS\u2019de anahtarlama transist\u00f6r\u00fc (genellikle bir MOSFET), iki durum aras\u0131nda ge\u00e7i\u015f yapar: direnci miliohm seviyesine d\u00fc\u015ft\u00fc\u011f\u00fc ve \u00fczerindeki gerilimin s\u0131f\u0131ra yak\u0131n oldu\u011fu \u201ctamamen a\u00e7\u0131k\u201d durum ile ak\u0131m\u0131n s\u0131f\u0131r oldu\u011fu \u201ctamamen kapal\u0131\u201d durum. Her iki durumda da g\u00fc\u00e7 kayb\u0131 (gerilim \u00e7arp\u0131 ak\u0131m) s\u0131f\u0131ra yak\u0131nd\u0131r. Tek kay\u0131p, durumlar aras\u0131ndaki on nanosaniye s\u00fcren k\u0131sa ge\u00e7i\u015f s\u0131ras\u0131nda meydana gelir.<\/p>\n\n \n <div class=\"bp-1-stat-compare bd-reveal\">\n <div class=\"bp-1-col\">\n <svg class=\"bp-1-icon\" width=\"16\" height=\"16\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><polygon points=\"13 2 3 14 12 14 11 22 21 10 12 10 13 2\"\/><\/svg>\n <div class=\"bp-1-num bp-1-num-smps\">Seksen bin ile doksan be\u015f bin \u00fc\u00e7 y\u00fcz otuz \u00fc\u00e7<\/div>\n <div class=\"bp-1-label\">SMPS Verimlili\u011fi<\/div>\n <div class=\"bp-1-sub\">100 W y\u00fckte 5\u201325 W israf edilir<\/div>\n <\/div>\n <div class=\"bp-1-col\">\n <svg class=\"bp-1-icon\" width=\"16\" height=\"16\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M14 14.76V3.5a2.5 2.5 0 0 0-5 0v11.26a4.5 4.5 0 1 0 5 0z\"\/><\/svg>\n <div class=\"bp-1-num bp-1-num-linear\">K\u0131rk ila altm\u0131\u015f bir bin \u00fc\u00e7 y\u00fcz otuz \u00fc\u00e7<\/div>\n <div class=\"bp-1-label\">Do\u011frusal Verimlilik<\/div>\n <div class=\"bp-1-sub\">100 W y\u00fckte 70\u2013150 W enerji kayb\u0131<\/div>\n <\/div>\n <\/div>\n\n <h3>Boyut ve A\u011f\u0131rl\u0131k \u2014 \u015earj Cihaz\u0131n\u0131z Neden Bir Tu\u011fla Gibi De\u011fil?<\/h3>\n\n <p>100 watt'l\u0131k bir lineer g\u00fc\u00e7 kayna\u011f\u0131n\u0131 a\u00e7t\u0131\u011f\u0131n\u0131zda, a\u011f\u0131r bir demir \u00e7ekirdek etraf\u0131na in\u015fa edilmi\u015f, k\u00fc\u00e7\u00fck bir ayakkab\u0131 kutusu b\u00fcy\u00fckl\u00fc\u011f\u00fcnde bir transformat\u00f6r g\u00f6receksiniz. 100 watt'l\u0131k bir SMPS'yi a\u00e7t\u0131\u011f\u0131n\u0131zda ise, hafif bir ferrit \u00e7ekirdek etraf\u0131na in\u015fa edilmi\u015f, avucunuzun i\u00e7ine s\u0131\u011fan bir transformat\u00f6rle kar\u015f\u0131la\u015facaks\u0131n\u0131z. Aradaki fark, frekansa ba\u011fl\u0131d\u0131r.<\/p>\n\n <p>Transformat\u00f6rler, enerjiyi manyetik bir \u00e7ekirdek arac\u0131l\u0131\u011f\u0131yla aktar\u0131r ve bir \u00e7ekirde\u011fin her d\u00f6ng\u00fcde i\u015fleyebilece\u011fi enerji miktar\u0131, fiziksel boyutuna ba\u011fl\u0131 olarak sabittir. 50 veya 60 hertz\u2019de (\u015febeke elektri\u011finin frekans\u0131), 100 watt\u2019l\u0131k bir transformat\u00f6r\u00fcn olduk\u00e7a b\u00fcy\u00fck bir demir \u00e7ekirde\u011fe ihtiyac\u0131 vard\u0131r. 100 kilohertz'de (tipik bir SMPS anahtarlama frekans\u0131), ayn\u0131 \u00e7ekirdek boyutu yakla\u015f\u0131k 2.000 kat daha fazla g\u00fcc\u00fc idare edebilir. Uygulamada, SMPS tasar\u0131mc\u0131lar\u0131 bu yedek kapasitenin \u00e7o\u011funu, boyutlarda \u00f6nemli bir k\u00fc\u00e7\u00fclme kar\u015f\u0131l\u0131\u011f\u0131nda feda ederler. 100 watt'l\u0131k bir lineer g\u00fc\u00e7 kayna\u011f\u0131 2 ila 3 kilogram a\u011f\u0131rl\u0131\u011f\u0131nda olabilir; buna e\u015fde\u011fer bir SMPS ise 300 ila 500 gram a\u011f\u0131rl\u0131\u011f\u0131ndad\u0131r.<\/p>\n\n <h3>\u00c7\u0131k\u0131\u015f G\u00fcr\u00fclt\u00fcs\u00fc ve Dalgalanma \u2014 Kar\u015f\u0131l\u0131kl\u0131 \u00d6d\u00fcn Verme<\/h3>\n\n <p>SMPS teknolojisi bu kadar \u00fcst\u00fcnse, neden lineer g\u00fc\u00e7 kaynaklar\u0131 h\u00e2l\u00e2 var? Cevap, g\u00fcr\u00fclt\u00fcd\u00fcr. Y\u00fcksek frekansl\u0131 anahtarlama, \u00e7\u0131k\u0131\u015fta ka\u00e7\u0131n\u0131lmaz olarak gerilim dalgalanmas\u0131na neden olur \u2014 standart bir SMPS\u2019de tipik olarak tepe-tepe 50 ila 150 milivolt \u2014 ayr\u0131ca yak\u0131ndaki hassas devrelere bula\u015fabilen elektromanyetik parazit (EMI) de ortaya \u00e7\u0131kar. \u0130yi tasarlanm\u0131\u015f bir lineer g\u00fc\u00e7 kayna\u011f\u0131, 1 milivoltun alt\u0131nda dalgalanma \u00fcretir.<\/p>\n\n <p>Dijital devreler, mikrodenetleyiciler, r\u00f6leler ve \u00e7o\u011fu end\u00fcstriyel sens\u00f6r i\u00e7in 50 ila 150 milivoltluk dalgalanma tamamen kabul edilebilir bir seviyededir. Ancak hassas analog \u00f6l\u00e7\u00fcmler, \u00fcst d\u00fczey ses ekipmanlar\u0131 veya hassas t\u0131bbi cihazlar i\u00e7in bu g\u00fcr\u00fclt\u00fc, \u00f6l\u00e7\u00fcm sonu\u00e7lar\u0131n\u0131 bozabilir veya duyulabilir parazitlere neden olabilir. Bu t\u00fcr uygulamalarda, ya do\u011frusal bir g\u00fc\u00e7 kayna\u011f\u0131 ya da \u00f6zel olarak tasarlanm\u0131\u015f d\u00fc\u015f\u00fck g\u00fcr\u00fclt\u00fcl\u00fc bir SMPS (daha y\u00fcksek maliyetle 10 milivoltun alt\u0131nda dalgalanma sa\u011flayabilir) kullan\u0131lmas\u0131 gerekir.<\/p>\n\n <h3>Karma\u015f\u0131kl\u0131k ve Maliyet \u2014 Daha Fazla Par\u00e7a, Daha Fazla De\u011fer<\/h3>\n\n <p>Bir SMPS, do\u011frusal bir g\u00fc\u00e7 kayna\u011f\u0131na g\u00f6re daha fazla bile\u015fen i\u00e7erir: bir PWM denetleyici devre kart\u0131, bir anahtarlama MOSFET\u2019i, bir y\u00fcksek frekansl\u0131 transformat\u00f6r, optokupl\u00f6r geri beslemesi ve \u00e7\u0131k\u0131\u015f filtresi. Do\u011frusal bir g\u00fc\u00e7 kayna\u011f\u0131 ise yaln\u0131zca bir transformat\u00f6r, redres\u00f6r, filtre kondansat\u00f6r\u00fc ve reg\u00fclat\u00f6re ihtiya\u00e7 duyar. Ancak bile\u015fen say\u0131s\u0131, maliyetle ayn\u0131 \u015fey de\u011fildir. Do\u011frusal g\u00fc\u00e7 kayna\u011f\u0131n\u0131n maliyetinde bak\u0131r ve demir \u2014 hacimli \u015febeke frekansl\u0131 transformat\u00f6r ve b\u00fcy\u00fck so\u011futucu \u2014 belirleyici rol oynar. SMPS\u2019nin maliyetinde ise yar\u0131 iletkenler bask\u0131nd\u0131r; bu bile\u015fenler, \u00fcretim \u00f6l\u00e7e\u011finin artmas\u0131yla her y\u0131l daha ucuz hale gelmektedir. Yakla\u015f\u0131k 50 watt\u2019\u0131n alt\u0131ndaki g\u00fc\u00e7lerde, SMPS \u00fcnitelerinin \u00fcretimi neredeyse her zaman e\u015fde\u011fer lineer g\u00fc\u00e7 kaynaklar\u0131na g\u00f6re daha ucuzdur. 500 watt\u2019\u0131n \u00fczerindeki g\u00fc\u00e7lerde, lineer g\u00fc\u00e7 kaynaklar\u0131 birim ba\u015f\u0131na maliyet a\u00e7\u0131s\u0131ndan h\u00e2l\u00e2 rekabet\u00e7i olabilir; ancak a\u011f\u0131rl\u0131klar\u0131 ve verimlilik kay\u0131plar\u0131 nedeniyle, nakliye edilmesi veya s\u00fcrekli \u00e7al\u0131\u015ft\u0131r\u0131lmas\u0131 gereken uygulamalar i\u00e7in genellikle tercih edilmezler.<\/p>\n\n <h3>Ne Zaman Hangisini Se\u00e7meli \u2014 Pratik Bir K\u0131lavuz<\/h3>\n\n <p>Yukar\u0131daki d\u00f6rt unsuru iyice kavrad\u0131ktan sonra, i\u015fte size basit bir karar verme \u00e7er\u00e7evesi:<\/p>\n\n <ul>\n <li><strong>Uygulaman\u0131z hassas analog, t\u0131bbi veya \u00fcst d\u00fczey ses uygulamas\u0131 m\u0131?<\/strong> \u2192 Do\u011frusal bir g\u00fc\u00e7 kayna\u011f\u0131 veya \u00f6zel olarak tasarlanm\u0131\u015f, ultra d\u00fc\u015f\u00fck g\u00fcr\u00fclt\u00fcl\u00fc bir SMPS'yi de\u011ferlendirin.<\/li>\n <li><strong>500 watt\u2019\u0131n \u00fczerindeki g\u00fc\u00e7 ve fiziksel boyut ger\u00e7ekten de \u00f6nemsiz mi?<\/strong> \u2192 Do\u011frusal bir tedarik y\u00f6ntemi i\u015fe yarayabilir, ancak karar vermeden \u00f6nce nakliye ve so\u011futma maliyetlerini iyi de\u011ferlendirin.<\/li>\n <li><strong>Geri kalan her \u015fey?<\/strong> \u2192 SMPS, neredeyse kesin olarak do\u011fru cevapt\u0131r. Buna t\u00fcketici elektroni\u011fi, end\u00fcstriyel kontrol panolar\u0131, LED ayd\u0131nlatma, telekom ekipmanlar\u0131, pil \u015farj\u0131 ve modern elektronik cihazlar\u0131n b\u00fcy\u00fck \u00e7o\u011funlu\u011fu dahildir.<\/li>\n <\/ul>\n\n <div class=\"table-wrapper\">\n <table>\n <thead><tr><th>Uygulama<\/th><th>\u00d6nerilen T\u00fcr<\/th><\/tr><\/thead>\n <tbody>\n <tr><td>T\u00fcketici elektroni\u011fi (\u015farj cihazlar\u0131, adapt\u00f6rler)<\/td><td>SMPS<\/td><\/tr>\n <tr><td>End\u00fcstriyel kontrol (PLC, sens\u00f6rler, r\u00f6leler)<\/td><td>SMPS \u2014 DIN ray\u0131<\/td><\/tr>\n <tr><td>Laboratuvar tipi hassas g\u00fc\u00e7 kayna\u011f\u0131<\/td><td>Do\u011frusal veya ultra d\u00fc\u015f\u00fck g\u00fcr\u00fclt\u00fcl\u00fc SMPS<\/td><\/tr>\n <tr><td>LED ayd\u0131nlatma s\u00fcr\u00fcc\u00fcs\u00fc<\/td><td>SMPS \u2014 sabit ak\u0131m<\/td><\/tr>\n <tr><td>\u00dcst d\u00fczey ses amplifikat\u00f6r\u00fc<\/td><td>Do\u011frusal veya rezonansl\u0131 SMPS<\/td><\/tr>\n <tr><td>CNC motor s\u00fcr\u00fcc\u00fcs\u00fc (y\u00fcksek g\u00fc\u00e7)<\/td><td>A\u015f\u0131r\u0131 gerilim koruma \u00f6zelli\u011fine sahip, d\u00fczenlemeye tabi olmayan do\u011frusal veya end\u00fcstriyel SMPS\u2019ler<\/td><\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n\n <h2>Anahtarlamal\u0131 G\u00fc\u00e7 Kayna\u011f\u0131 Nas\u0131l \u00c7al\u0131\u015f\u0131r?<\/h2>\n\n <p>Her SMPS, spesifik topolojisi ne olursa olsun, ayn\u0131 be\u015f a\u015famal\u0131 sinyal yolunu izler. Bu zinciri anlamak, kompakt bir elektronik cihaz\u0131n dengesiz AC duvar prizinden gelen g\u00fcc\u00fc nas\u0131l al\u0131p hassas ekipmanlara sabit DC sa\u011flad\u0131\u011f\u0131n\u0131 ortaya koyar. \u0130\u015fte duvar prizinden reg\u00fcle edilmi\u015f \u00e7\u0131k\u0131\u015fa kadar olan t\u00fcm s\u00fcre\u00e7.<\/p>\n\n <h3>1. A\u015fama \u2014 Giri\u015f D\u00fczeltme ve Filtreleme<\/h3>\n\n <p>\u0130lk a\u015fama, alternatif ak\u0131m\u0131 do\u011fru ak\u0131ma d\u00f6n\u00fc\u015ft\u00fcrmektir. Bir k\u00f6pr\u00fc redres\u00f6r\u00fc \u2014 d\u00f6rt diyottan olu\u015fan bir d\u00fczenek \u2014 alternatif ak\u0131m dalga formunun negatif yar\u0131s\u0131n\u0131 pozitife \u00e7evirerek bir dizi tek y\u00f6nl\u00fc darbe \u00fcretir. Ard\u0131ndan b\u00fcy\u00fck bir elektrolitik kondansat\u00f6r, bu darbeleri d\u00fczle\u015ftirerek kaba bir do\u011fru ak\u0131m gerilimi elde eder. 220 voltluk bir AC giri\u015fi i\u00e7in bu a\u015fama, sin\u00fcs dalgas\u0131n\u0131n tepe gerilimi olan (220 \u00d7 \u221a2) yakla\u015f\u0131k 311 volt DC \u00fcretir. Modern SMPS tasar\u0131mlar\u0131nda, aktif g\u00fc\u00e7 fakt\u00f6r\u00fc d\u00fczeltme (PFC) a\u015famas\u0131 genellikle redres\u00f6r ile ana d\u00f6n\u00fc\u015ft\u00fcr\u00fcc\u00fc aras\u0131nda yer al\u0131r; bu a\u015fama, giri\u015f ak\u0131m\u0131n\u0131 gerilim dalga formuna uyacak \u015fekilde \u015fekillendirir ve \u015febeke seviyesinde verimlili\u011fi art\u0131r\u0131r.<\/p>\n\n <h3>2. A\u015fama \u2014 Y\u00fcksek Frekansl\u0131 Anahtarlama<\/h3>\n\n <p>Bu a\u015fama, anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131na ad\u0131n\u0131 veren a\u015famad\u0131r. PWM (darbe geni\u015flik mod\u00fclasyonu) denetleyicisi taraf\u0131ndan s\u00fcr\u00fclen bir g\u00fc\u00e7 MOSFET'i, sabit y\u00fcksek gerilimli do\u011fru ak\u0131m\u0131 bir dizi y\u00fcksek frekansl\u0131 darbeye b\u00f6ler. End\u00fcstriyel g\u00fc\u00e7 kaynaklar\u0131nda anahtarlama frekans\u0131 genellikle 50 ila 200 kilohertz aras\u0131ndad\u0131r. Galyum nitr\u00fcr (GaN) transist\u00f6rleri kullanan kompakt adapt\u00f6rler ise 1 megahertz'in \u00fczerine \u00e7\u0131kabilir.<\/p>\n\n <p>Anahtar de\u011fi\u015fken, g\u00f6rev d\u00f6ng\u00fcs\u00fcd\u00fcr: MOSFET\u2019in her anahtarlama periyodunda \u201ca\u00e7\u0131k\u201d durumda ge\u00e7irdi\u011fi s\u00fcrenin y\u00fczdesi. \u00c7\u0131k\u0131\u015f voltaj\u0131n\u0131n art\u0131r\u0131lmas\u0131 gerekiyorsa, kontrol\u00f6r darbeleri geni\u015fletir (daha y\u00fcksek g\u00f6rev d\u00f6ng\u00fcs\u00fc). Azalt\u0131lmas\u0131 gerekiyorsa, kontrol\u00f6r darbeleri daralt\u0131r. Bu darbe geni\u015flik mod\u00fclasyonu, SMPS\u2019nin enerji israf\u0131 yapmadan \u00e7\u0131k\u0131\u015f\u0131n\u0131 d\u00fczenleme y\u00f6ntemidir. MOSFET ya tamamen iletken (s\u0131f\u0131ra yak\u0131n gerilim d\u00fc\u015f\u00fc\u015f\u00fc) ya da tamamen engelleyicidir (s\u0131f\u0131r ak\u0131m), bu nedenle her iki durumda da neredeyse hi\u00e7 g\u00fc\u00e7 kaybetmez.<\/p>\n\n <h3>3. A\u015fama \u2014 Y\u00fcksek Frekansl\u0131 D\u00f6n\u00fc\u015f\u00fcm<\/h3>\n\n <p>Y\u00fcksek frekansl\u0131 darbe dizisi \u015fimdi k\u00fc\u00e7\u00fck bir ferrit \u00e7ekirdekli transformat\u00f6re girer. Burada ayn\u0131 anda iki \u015fey ger\u00e7ekle\u015fir. \u0130lk olarak, transformat\u00f6r sar\u0131m oran\u0131na g\u00f6re gerilimi y\u00fckseltir veya al\u00e7alt\u0131r. \u00d6rne\u011fin, 10:1 sar\u0131m oran\u0131, 310 voltluk darbeleri 31 voltluk darbelere d\u00f6n\u00fc\u015ft\u00fcr\u00fcr. \u0130kincisi, transformat\u00f6r galvanik izolasyon sa\u011flar: giri\u015f taraf\u0131 (\u201cs\u0131cak\u201d toprak, \u015febekeye ba\u011fl\u0131) ve \u00e7\u0131k\u0131\u015f taraf\u0131 (\u201cso\u011fuk\u201d toprak, ekipman\u0131n\u0131za ba\u011fl\u0131) elektriksel olarak birbirinden ayr\u0131l\u0131r; bu izolasyonun de\u011feri genellikle 1.500 ila 3.000 volt AC aras\u0131ndad\u0131r. Bu izolasyon sayesinde, SMPS \u015febeke elektri\u011fine ba\u011fl\u0131yken bile \u00e7\u0131k\u0131\u015f taraf\u0131na dokunmak g\u00fcvenlidir.<\/p>\n\n <p>Transformat\u00f6r\u00fc bu kadar k\u00fc\u00e7\u00fck k\u0131lan \u015fey ferrit \u00e7ekirde\u011fidir. 50 hertz frekans\u0131nda, bir transformat\u00f6r \u00e7ekirde\u011fi her yar\u0131m d\u00f6ng\u00fc ba\u015f\u0131na 10 milisaniye boyunca fiziksel olarak enerji depolamal\u0131d\u0131r; bu da \u00f6nemli miktarda manyetik malzeme gerektirir. 100 kilohertz frekans\u0131nda ise her enerji aktar\u0131m d\u00f6ng\u00fcs\u00fc sadece 5 mikrosaniye s\u00fcrer. Ayn\u0131 g\u00fcc\u00fc sa\u011flamak i\u00e7in malzemenin \u00e7ok daha az bir k\u0131sm\u0131 yeterlidir.<\/p>\n\n <h3>4. A\u015fama \u2014 \u00c7\u0131k\u0131\u015f D\u00fczeltme ve Filtreleme<\/h3>\n\n <p>Transformat\u00f6r\u00fcn \u00e7\u0131k\u0131\u015f\u0131, hen\u00fcz kullan\u0131labilir durumda olmayan y\u00fcksek frekansl\u0131 alternatif ak\u0131md\u0131r. \u0130kinci bir do\u011frultma a\u015famas\u0131, ak\u0131m\u0131 tekrar do\u011fru ak\u0131ma d\u00f6n\u00fc\u015ft\u00fcr\u00fcr. S\u0131radan silikon diyotlar\u0131n kullan\u0131labildi\u011fi giri\u015f do\u011frultucusunun aksine, bu a\u015fama Schottky diyotlar\u0131 veya h\u0131zl\u0131 geri kazan\u0131ml\u0131 diyotlar gerektirir \u2014 bu bile\u015fenler, ge\u00e7i\u015f s\u0131ras\u0131nda enerji kayb\u0131 olmadan y\u00fcksek h\u0131zda anahtarlama yapmak \u00fczere \u00f6zel olarak tasarlanm\u0131\u015ft\u0131r. 100 kilohertzlik darbeleri do\u011frultmaya \u00e7al\u0131\u015fan standart bir silikon diyot, geri kazan\u0131m a\u015famas\u0131nda \u00e7ok fazla zaman harcar ve \u00f6nemli miktarda \u0131s\u0131 \u00fcretir.<\/p>\n\n <p>D\u00fczeltme i\u015fleminden sonra, bir LC filtresi (bir ind\u00fckt\u00f6r ve kondansat\u00f6r kombinasyonu) \u00e7\u0131k\u0131\u015f sinyalini d\u00fczelterek temiz bir do\u011fru ak\u0131m elde edilmesini sa\u011flar. \u0130nd\u00fckt\u00f6r, ak\u0131mdaki ani de\u011fi\u015fikliklere kar\u015f\u0131 diren\u00e7 g\u00f6sterirken, kondansat\u00f6r voltaj dalgalanmalar\u0131n\u0131 emer. Bu iki bile\u015fen birlikte, anahtarlama frekans\u0131ndan kaynaklanan dalgalanmay\u0131 hedef uygulama i\u00e7in kabul edilebilir bir d\u00fczeye indirir.<\/p>\n\n <h3>5. A\u015fama \u2014 Geri Bildirim ve D\u00fczenleme D\u00f6ng\u00fcs\u00fc<\/h3>\n\n <p>Yukar\u0131daki d\u00f6rt a\u015fama, y\u00fck de\u011fi\u015fiklikleri ve giri\u015f gerilimi dalgalanmalar\u0131na ba\u011fl\u0131 olarak de\u011fer de\u011fi\u015ftiren ham bir do\u011fru ak\u0131m \u00e7\u0131k\u0131\u015f\u0131 \u00fcretir. Geri besleme d\u00f6ng\u00fcs\u00fc, sistemi kapal\u0131 bir sistem haline getirir ve reg\u00fclasyonu m\u00fcmk\u00fcn k\u0131lar.<\/p>\n\n <p>Bir hassas gerilim referans\u0131 (genellikle 2,5 volta ayarlanm\u0131\u015f bir TL431 ayarlanabilir \u015f\u00f6nt reg\u00fclat\u00f6r\u00fc), kararl\u0131 bir kar\u015f\u0131la\u015ft\u0131rma noktas\u0131 sa\u011flar. Bir diren\u00e7li b\u00f6l\u00fcc\u00fc, \u00e7\u0131k\u0131\u015f gerilimini \u00f6rnekler ve bunu bir hata amplifikat\u00f6r\u00fcne iletir; bu amplifikat\u00f6r, \u00f6rne\u011fi referansla kar\u015f\u0131la\u015ft\u0131r\u0131r ve bir d\u00fczeltme sinyali \u00fcretir. Bu sinyal, \u00e7\u0131k\u0131\u015f ve giri\u015f taraflar\u0131 aras\u0131ndaki g\u00fcvenlik bariyerini koruyarak \u0131\u015f\u0131k yoluyla bilgi ileten bir cihaz olan optokupl\u00f6r arac\u0131l\u0131\u011f\u0131yla izolasyon s\u0131n\u0131r\u0131n\u0131 ge\u00e7er. Birincil tarafta, PWM denetleyicisi d\u00fczeltme sinyalini okur ve g\u00f6rev d\u00f6ng\u00fcs\u00fcn\u00fc buna g\u00f6re ayarlar. T\u00fcm d\u00f6ng\u00fc, genellikle anahtarlama frekans\u0131n\u0131n be\u015fte biri ile onda biri aras\u0131nda bir bant geni\u015fli\u011finde s\u00fcrekli olarak \u00e7al\u0131\u015f\u0131r ve y\u00fck de\u011fi\u015fikliklerinden ba\u011f\u0131ms\u0131z olarak \u00e7\u0131k\u0131\u015f\u0131n hedef gerilimine sabit kalmas\u0131n\u0131 sa\u011flar.<\/p>\n\n \n <div class=\"bp-2-signal-flow bd-reveal\">\n <div class=\"bp-2-flow\">\n <div class=\"bp-2-stage\">\n <div class=\"bp-2-num\">1<\/div>\n <div class=\"bp-2-title\">Giri\u015f D\u00fczeltme<\/div>\n <div class=\"bp-2-desc\">K\u00f6pr\u00fc redres\u00f6r + kondansat\u00f6r arac\u0131l\u0131\u011f\u0131yla alternatif ak\u0131mdan kaba do\u011fru ak\u0131ma d\u00f6n\u00fc\u015ft\u00fcrme<\/div>\n <\/div>\n <div class=\"bp-2-arrow\"><svg width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><line x1=\"5\" y1=\"12\" x2=\"19\" y2=\"12\"\/><polyline points=\"12 5 19 12 12 19\"\/><\/svg><\/div>\n <div class=\"bp-2-stage\">\n <div class=\"bp-2-num\">2<\/div>\n <div class=\"bp-2-title\">Y\u00fcksek Frekansl\u0131 Anahtarlama<\/div>\n <div class=\"bp-2-desc\">MOSFET, 50\u2013200 kHz frekans aral\u0131\u011f\u0131nda do\u011fru ak\u0131m\u0131 keser<\/div>\n <\/div>\n <div class=\"bp-2-arrow\"><svg width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><line x1=\"5\" y1=\"12\" x2=\"19\" y2=\"12\"\/><polyline points=\"12 5 19 12 12 19\"\/><\/svg><\/div>\n <div class=\"bp-2-stage\">\n <div class=\"bp-2-num\">3<\/div>\n <div class=\"bp-2-title\">D\u00f6n\u00fc\u015f\u00fcm<\/div>\n <div class=\"bp-2-desc\">Ferit \u00e7ekirdek, gerilimi kademelendirir ve yal\u0131t\u0131m sa\u011flar<\/div>\n <\/div>\n <div class=\"bp-2-arrow\"><svg width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><line x1=\"5\" y1=\"12\" x2=\"19\" y2=\"12\"\/><polyline points=\"12 5 19 12 12 19\"\/><\/svg><\/div>\n <div class=\"bp-2-stage\">\n <div class=\"bp-2-num\">4<\/div>\n <div class=\"bp-2-title\">\u00c7\u0131k\u0131\u015f Filtreleme<\/div>\n <div class=\"bp-2-desc\">Schottky diyotlar + LC filtresi, \u00e7\u0131k\u0131\u015f sinyalini d\u00fczg\u00fcnle\u015ftirir<\/div>\n <\/div>\n <div class=\"bp-2-arrow\"><svg width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><line x1=\"5\" y1=\"12\" x2=\"19\" y2=\"12\"\/><polyline points=\"12 5 19 12 12 19\"\/><\/svg><\/div>\n <div class=\"bp-2-stage\">\n <div class=\"bp-2-num\">5<\/div>\n <div class=\"bp-2-title\">Geri Besleme D\u00fczenlemesi<\/div>\n <div class=\"bp-2-desc\">Optokupl\u00f6r + PWM, gerilimi sabitler<\/div>\n <\/div>\n <\/div>\n <\/div>\n\n <h2>Yayg\u0131n Anahtarlamal\u0131 G\u00fc\u00e7 Kaynaklar\u0131 T\u00fcrleri<\/h2>\n\n <p>T\u00fcm anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131 ayn\u0131 \u015fekilde \u00fcretilmez. Topoloji \u2014 yani anahtarlar\u0131n, transformat\u00f6rlerin ve enerji depolama bile\u015fenlerinin belirli d\u00fczeni \u2014 bir g\u00fc\u00e7 kayna\u011f\u0131n\u0131n g\u00fc\u00e7 aral\u0131\u011f\u0131n\u0131, verimlilik s\u0131n\u0131r\u0131n\u0131, maliyetini ve farkl\u0131 uygulamalar i\u00e7in uygunlu\u011funu belirler. Temel ayr\u0131m, transformat\u00f6r kullanmadan DC\u2019yi DC\u2019ye d\u00f6n\u00fc\u015ft\u00fcren izole edilmemi\u015f topolojiler ile hem gerilim d\u00f6n\u00fc\u015f\u00fcm\u00fc hem de g\u00fcvenlik izolasyonu i\u00e7in transformat\u00f6r kullanan izole topolojiler aras\u0131ndad\u0131r.<\/p>\n\n <div class=\"table-wrapper\">\n <table>\n <thead><tr><th>Topoloji<\/th><th>Tip<\/th><th>G\u00fc\u00e7 Aral\u0131\u011f\u0131<\/th><th>Tipik Uygulama<\/th><th>Tek C\u00fcmlelik A\u00e7\u0131klama<\/th><\/tr><\/thead>\n <tbody>\n <tr><td>Buck<\/td><td>\u0130zolasyonsuz d\u00fc\u015f\u00fcrme transformat\u00f6r\u00fc<\/td><td>100 W\u2019a kadar<\/td><td>Kart d\u00fczeyinde DC-DC d\u00f6n\u00fc\u015ft\u00fcr\u00fcc\u00fcler, LED s\u00fcr\u00fcc\u00fcleri<\/td><td>En basit topoloji; \u00e7\u0131k\u0131\u015f gerilimi her zaman giri\u015f geriliminden daha d\u00fc\u015f\u00fckt\u00fcr<\/td><\/tr>\n <tr><td>G\u00fc\u00e7lendirme<\/td><td>\u0130zolasyonsuz y\u00fckseltici<\/td><td>100 W\u2019a kadar<\/td><td>Pille \u00e7al\u0131\u015fan g\u00fc\u00e7 y\u00fckselticiler, arka \u0131\u015f\u0131k s\u00fcr\u00fcc\u00fcleri<\/td><td>\u00c7\u0131k\u0131\u015f gerilimi her zaman giri\u015f geriliminden daha y\u00fcksektir<\/td><\/tr>\n <tr><td>Geri d\u00f6n\u00fc\u015f<\/td><td>\u0130zole edilmi\u015f<\/td><td>150 W\u2019a kadar<\/td><td>Telefon \u015farj cihazlar\u0131, k\u00fc\u00e7\u00fck adapt\u00f6rler, yard\u0131mc\u0131 malzemeler<\/td><td>En yayg\u0131n ve ekonomik izole topoloji<\/td><\/tr>\n <tr><td>\u0130leri<\/td><td>\u0130zole edilmi\u015f<\/td><td>100\u2013350 W<\/td><td>PLC g\u00fc\u00e7 kaynaklar\u0131, end\u00fcstriyel kontrol<\/td><td>Flyback'e k\u0131yasla daha y\u00fcksek verimlilik ve daha d\u00fc\u015f\u00fck dalgalanma<\/td><\/tr>\n <tr><td>Yar\u0131m\/Tam K\u00f6pr\u00fc<\/td><td>\u0130zole edilmi\u015f<\/td><td>350 W \u2013 5 kW+<\/td><td>Sunucu g\u00fc\u00e7 kaynaklar\u0131, end\u00fcstriyel g\u00fc\u00e7, elektrokaplama<\/td><td>Y\u00fcksek g\u00fc\u00e7 gerektiren uygulamalar i\u00e7in en g\u00fcvenilir \u00e7\u00f6z\u00fcm<\/td><\/tr>\n <tr><td>Resonant LLC<\/td><td>\u0130zole edilmi\u015f<\/td><td>\u0130ki y\u00fcz ila \u00fc\u00e7 bin watt<\/td><td>Y\u00fcksek verimli adapt\u00f6rler, LED ekran g\u00fcc\u00fc<\/td><td>Do\u011fas\u0131 gere\u011fi d\u00fc\u015f\u00fck EMI ile ultra y\u00fcksek verimlilik<\/td><\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n\n <p>\u00c7o\u011fu end\u00fcstriyel otomasyon uygulamas\u0131nda (kontrol kabininden PLC\u2019lere, sens\u00f6rlere, r\u00f6lelere ve kontakt\u00f6rlere g\u00fc\u00e7 sa\u011flama), kar\u015f\u0131la\u015ft\u0131\u011f\u0131n\u0131z 24 voltluk DIN ray\u0131 g\u00fc\u00e7 kayna\u011f\u0131 b\u00fcy\u00fck olas\u0131l\u0131kla 30 ile 480 watt aras\u0131nda bir nominal g\u00fcce sahip, ileri ak\u0131m veya geri d\u00f6n\u00fc\u015fl\u00fc bir tasar\u0131md\u0131r.<\/p>\n\n <h2>Anahtarlamal\u0131 G\u00fc\u00e7 Kaynaklar\u0131 Nerede Kullan\u0131l\u0131r?<\/h2>\n\n <p>Anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131, modern ya\u015fam\u0131n o kadar derinlerine yerle\u015fmi\u015ftir ki, fark\u0131nda olmadan her g\u00fcn onlarca tanesiyle etkile\u015fim kuruyorsunuz. Bu g\u00fc\u00e7 kaynaklar\u0131, telefon \u015farj cihazlar\u0131, diz\u00fcst\u00fc bilgisayar adapt\u00f6rleri, televizyonlar ve masa\u00fcst\u00fc bilgisayar g\u00fc\u00e7 kaynaklar\u0131 gibi bariz cihazlara g\u00fc\u00e7 sa\u011flar; ancak kullan\u0131m alanlar\u0131, t\u00fcketici elektroni\u011finin \u00e7ok \u00f6tesine uzan\u0131r.<\/p>\n\n <p>End\u00fcstriyel otomasyonda, SMPS \u00fcniteleri her kontrol kabininin sessiz omurgas\u0131d\u0131r. Tipik bir \u00fcretim hatt\u0131nda, her biri programlanabilir mant\u0131k denetleyicileri (PLC\u2019ler), fotoelektrik ve yak\u0131nl\u0131k sens\u00f6rleri, sinyal kulesi \u0131\u015f\u0131klar\u0131, r\u00f6leler, kontakt\u00f6rler ve insan-makine aray\u00fcz\u00fc (HMI) panellerinden olu\u015fan bir a\u011f\u0131 besleyen d\u00fczinelerce 24 volt DC DIN ray\u0131 g\u00fc\u00e7 kayna\u011f\u0131 bulunur. Bunlar, birbirinden ba\u011f\u0131ms\u0131z olarak \u00e7al\u0131\u015fan tek ba\u015f\u0131na cihazlar de\u011fildir. Her bile\u015fenin g\u00fcvenilir bir \u015fekilde \u00e7al\u0131\u015fabilmesi i\u00e7in temiz ve istikrarl\u0131 bir g\u00fc\u00e7 kayna\u011f\u0131na ba\u011fl\u0131 oldu\u011fu, birbiriyle ba\u011flant\u0131l\u0131 bir ekosistem olu\u015ftururlar. Tek bir g\u00fc\u00e7 kayna\u011f\u0131n\u0131n teknik \u00f6zelliklerinin yetersiz olmas\u0131 veya ar\u0131zalanmas\u0131, t\u00fcm \u00fcretim hatt\u0131n\u0131 durdurabilir.<\/p>\n\n <p>Telekom\u00fcnikasyon altyap\u0131s\u0131, SMPS teknolojisiyle \u00e7ok daha b\u00fcy\u00fck bir \u00f6l\u00e7ekte \u00e7al\u0131\u015fmaktad\u0131r. H\u00fccresel baz istasyonlar\u0131, veri merkezi sunucu raflar\u0131 ve fiber optik a\u011f d\u00fc\u011f\u00fcmleri, \u015febeke elektri\u011fini veya yedek ak\u00fc g\u00fcc\u00fcn\u00fc ekipmanlar\u0131n\u0131n gerektirdi\u011fi s\u0131k\u0131 bir \u015fekilde d\u00fczenlenmi\u015f DC gerilimlerine d\u00f6n\u00fc\u015ft\u00fcrmek i\u00e7in \u2014 genellikle N+1 yedeklili\u011fi olan \u2014 y\u00fcksek verimli anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131 kullan\u0131r.<\/p>\n\n <p>\u00d6zel SMPS modelleri, LED ayd\u0131nlatma (ekranlar ve sokak lambalar\u0131 i\u00e7in sabit ak\u0131m s\u00fcr\u00fcc\u00fcleri), elektrikli ara\u00e7 \u015farj\u0131 (ara\u00e7 i\u00e7i \u015farj cihazlar\u0131 ve DC h\u0131zl\u0131 \u015farj istasyonlar\u0131) ve t\u0131bbi ekipman (g\u00fc\u00e7lendirilmi\u015f izolasyon ve ultra d\u00fc\u015f\u00fck ka\u00e7ak ak\u0131m \u00f6zellikli g\u00fc\u00e7 kaynaklar\u0131) alanlar\u0131nda kullan\u0131l\u0131r. Bu alanlar\u0131n her biri, verimlilik, g\u00fcvenlik izolasyonu ve \u00e7evresel dayan\u0131kl\u0131l\u0131k konusunda kendine \u00f6zg\u00fc gereksinimler getirir; bu nedenle, elektrik m\u00fchendisi olmasan\u0131z bile bir g\u00fc\u00e7 kayna\u011f\u0131nda nelere dikkat etmeniz gerekti\u011fini anlamak b\u00fcy\u00fck \u00f6nem ta\u015f\u0131r.<\/p>\n\n <h2>Bir Anahtarlamal\u0131 G\u00fc\u00e7 Kayna\u011f\u0131 Sat\u0131n Al\u0131rken Nelere Dikkat Edilmelidir?<\/h2>\n\n <p>SMPS\u2019nin ne oldu\u011funu ve nas\u0131l \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131 bilmek bir \u015feydir. G\u00fcvenilir bir \u00fcniteyi sorunlu olandan ay\u0131ran unsurlar\u0131 bilmek ise ba\u015fka bir \u015feydir \u2014 ve bu, tedarik, sistem entegrasyonu veya bak\u0131mdan sorumlu oldu\u011funuzda en \u00f6nemli olan sorudur. A\u015fa\u011f\u0131daki d\u00f6rt boyut, g\u00fcvenilirli\u011fi, uyumlulu\u011fu ve uzun vadeli maliyeti do\u011frudan etkileyen teknik \u00f6zellikleri kapsamaktad\u0131r; bunlar\u0131 de\u011ferlendirmek i\u00e7in m\u00fchendislik diplomas\u0131na gerek yoktur.<\/p>\n\n <h3>Giri\u015f ve \u00c7\u0131k\u0131\u015f \u00d6zellikleri \u2014 Vazge\u00e7ilmezler<\/h3>\n\n <p>Elektriksel \u00f6zellikleri do\u011fru belirlemek ilk a\u015famad\u0131r. Bunlar yanl\u0131\u015fsa, geri kalan hi\u00e7bir \u015feyin \u00f6nemi kalmaz. Giri\u015f voltaj\u0131ndan ba\u015flayal\u0131m: Ekipman\u0131n\u0131z birden fazla b\u00f6lgede kullan\u0131lacaksa, Kuzey Amerika'daki 120 voltluk ve Asya\/Avrupa'daki 230 voltluk \u015febekeleri herhangi bir de\u011fi\u015fiklik yapmadan kapsayan 100 ila 240 volt AC aras\u0131nda evrensel bir giri\u015f aral\u0131\u011f\u0131 belirleyin. \u015eebeke g\u00fcc\u00fcn\u00fcn istikrars\u0131z oldu\u011fu b\u00f6lgeler i\u00e7in, voltaj d\u00fc\u015f\u00fc\u015fleri s\u0131ras\u0131nda sistemin kapanmadan \u00e7al\u0131\u015fmaya devam edebilmesi amac\u0131yla geni\u015f bir giri\u015f tolerans\u0131 (baz\u0131 end\u00fcstriyel g\u00fc\u00e7 kaynaklar\u0131 85 ila 264 volt AC'yi kabul eder) olan modelleri tercih edin.<\/p>\n\n <p>\u00c7\u0131k\u0131\u015f taraf\u0131nda, end\u00fcstriyel otomasyonda 24 volt DC, programlanabilir kontrol\u00f6r ekipmanlar\u0131 i\u00e7in IEC 61131-2 standard\u0131nda belirtilen bask\u0131n standartt\u0131r. Di\u011fer yayg\u0131n \u00e7\u0131k\u0131\u015flar aras\u0131nda 5 volt (dijital mant\u0131k), 12 volt (otomotiv ve g\u00fcvenlik sistemleri) ve 48 volt (telekom ve Power-over-Ethernet altyap\u0131s\u0131) bulunur. G\u00fc\u00e7 derecesi, hesaplanan maksimum y\u00fck\u00fcn\u00fcz\u00fcn \u00fczerinde en az 20% ila 30% aras\u0131nda bir marj i\u00e7ermelidir. Bir g\u00fc\u00e7 kayna\u011f\u0131n\u0131 nominal s\u0131n\u0131r\u0131nda veya bu s\u0131n\u0131ra yak\u0131n bir seviyede s\u00fcrekli \u00e7al\u0131\u015ft\u0131rmak, bile\u015fenlerin, \u00f6zellikle de en yayg\u0131n ar\u0131za noktas\u0131 olan elektrolitik kondansat\u00f6rlerin eskimesini h\u0131zland\u0131r\u0131r. 80% y\u00fckte \u00e7al\u0131\u015fan bir g\u00fc\u00e7 kayna\u011f\u0131 100.000 saat dayanabilir; ayn\u0131 g\u00fc\u00e7 kayna\u011f\u0131 100% y\u00fckte ise bu s\u00fcrenin yar\u0131s\u0131nda ar\u0131zalanabilir.<\/p>\n\n <h3>Form Fakt\u00f6r\u00fc ve Montaj \u2014 Nereye Tak\u0131laca\u011f\u0131, Hangi Par\u00e7an\u0131n Uygun Oldu\u011funu Belirler<\/h3>\n\n <p>G\u00fc\u00e7 kayna\u011f\u0131n\u0131n kurulmas\u0131 gereken yere fiziksel olarak s\u0131\u011fmamas\u0131 durumunda, d\u00fcnyadaki en iyi elektriksel \u00f6zellikler bile hi\u00e7bir i\u015fe yaramaz. End\u00fcstriyel kontrol dolaplar\u0131nda b\u00fcy\u00fck \u00e7o\u011funlukla DIN ray\u0131 montaj\u0131 kullan\u0131l\u0131r: Bu, g\u00fc\u00e7 kaynaklar\u0131n\u0131n aletsiz olarak tak\u0131l\u0131p \u00e7\u0131kar\u0131lmas\u0131n\u0131 sa\u011flayan standartla\u015ft\u0131r\u0131lm\u0131\u015f 35 milimetrelik metal bir rayd\u0131r (EN 60715). Ba\u011f\u0131ms\u0131z ekipmanlar veya yar\u0131 a\u00e7\u0131k hava kurulumlar\u0131 i\u00e7in, metal veya plastik muhafazal\u0131 kapal\u0131 g\u00fc\u00e7 kaynaklar\u0131 fiziksel koruma ve temel toz direnci sa\u011flar. Muhafazas\u0131 olmayan a\u00e7\u0131k \u00e7er\u00e7eveli g\u00fc\u00e7 kaynaklar\u0131, halihaz\u0131rda kendi muhafazas\u0131n\u0131 sa\u011flayan ekipman\u0131n i\u00e7ine g\u00f6m\u00fclmek \u00fczere tasarlanm\u0131\u015ft\u0131r. Yer ve maliyet tasarrufu sa\u011flarlar, ancak entegrat\u00f6r\u00fcn g\u00fcvenlik mesafeleri ve so\u011futma konular\u0131n\u0131 halletmesini gerektirir.<\/p>\n\n <h3>Koruma \u00d6zellikleri \u2014 Sorun Ya\u015fand\u0131\u011f\u0131nda Sistemi Ayakta Tutan Nedir?<\/h3>\n\n <p>Koruma \u00f6zellikleri, ar\u0131zaland\u0131\u011f\u0131nda sorunsuz bir \u015fekilde devre d\u0131\u015f\u0131 kalan bir g\u00fc\u00e7 kayna\u011f\u0131 ile ba\u011fl\u0131 ekipmanlar\u0131 da beraberinde devre d\u0131\u015f\u0131 b\u0131rakan bir g\u00fc\u00e7 kayna\u011f\u0131 aras\u0131ndaki fark\u0131 olu\u015fturur. Sat\u0131n almadan \u00f6nce d\u00f6rt koruma \u00f6zelli\u011fini kontrol etmek \u00f6nemlidir:<\/p>\n\n <p><strong>A\u015f\u0131r\u0131 gerilim korumas\u0131 (OVP)<\/strong> D\u00fczenleme d\u00f6ng\u00fcs\u00fc ar\u0131zalan\u0131r ve gerilim g\u00fcvenli e\u015fik de\u011ferinin \u00fczerine \u00e7\u0131karsa (genellikle nominal \u00e7\u0131k\u0131\u015f\u0131n 120% ile 140% aras\u0131), \u00e7\u0131k\u0131\u015f devre d\u0131\u015f\u0131 b\u0131rak\u0131l\u0131r. OVP olmadan, tek bir bile\u015fenin ar\u0131zalanmas\u0131, ak\u0131\u015f a\u015fa\u011f\u0131s\u0131ndaki t\u00fcm cihazlar\u0131 tahrip edici gerilim seviyelerine maruz b\u0131rakabilir.<\/p>\n\n <p><strong>A\u015f\u0131r\u0131 ak\u0131m ve k\u0131sa devre korumas\u0131 (OCP\/SCP)<\/strong> A\u015f\u0131r\u0131 y\u00fck durumlar\u0131nda ak\u0131m\u0131 s\u0131n\u0131rlar ve tam k\u0131sa devre durumunda an\u0131nda kapan\u0131r. \u00c7o\u011fu end\u00fcstriyel g\u00fc\u00e7 kayna\u011f\u0131, k\u0131sa devre sonras\u0131 toparlanma i\u00e7in \u201chiccup modu\u201dnu kullan\u0131r: g\u00fc\u00e7 kayna\u011f\u0131 her bir ila iki saniyede bir periyodik olarak yeniden ba\u015flat\u0131lmaya \u00e7al\u0131\u015f\u0131r ve k\u0131sa devre ortadan kalkt\u0131\u011f\u0131nda normal \u00e7al\u0131\u015fma otomatik olarak devam eder. Bu \u00f6zellik, uzak veya eri\u015filmesi zor kurulumlarda, g\u00fc\u00e7 kayna\u011f\u0131n\u0131n birisi manuel olarak g\u00fc\u00e7 d\u00f6ng\u00fcs\u00fcn\u00fc ger\u00e7ekle\u015ftirene kadar kapal\u0131 kalmaya devam etti\u011fi \u201clatch modu\u201dna k\u0131yasla daha avantajl\u0131d\u0131r.<\/p>\n\n <p><strong>A\u015f\u0131r\u0131 s\u0131cakl\u0131k korumas\u0131 (OTP)<\/strong> i\u00e7 s\u0131cakl\u0131\u011f\u0131 izler ve \u0131s\u0131 nedeniyle bile\u015fenlere zarar gelmeden \u00f6nce \u00e7\u0131k\u0131\u015f g\u00fcc\u00fcn\u00fc azalt\u0131r veya sistemi kapat\u0131r. Bu durum, konveksiyonlu so\u011futman\u0131n yetersiz kalabilece\u011fi s\u0131zd\u0131rmaz muhafazalarda veya y\u00fcksek ortam s\u0131cakl\u0131\u011f\u0131na sahip ortamlarda \u00f6zellikle \u00f6nemlidir.<\/p>\n\n <p>Piyasadaki her \u00fcr\u00fcn, standart olarak bu d\u00f6rt koruma \u00f6zelli\u011finin hepsini i\u00e7ermemektedir. Teknik \u00f6zellikler belgesini kontrol edin. Bir koruma \u00f6zelli\u011fi a\u00e7\u0131k\u00e7a belirtilmemi\u015fse, o \u00f6zelli\u011fin mevcut olmad\u0131\u011f\u0131n\u0131 varsay\u0131n.<\/p>\n\n \n <div class=\"bp-3-checklist bd-reveal\">\n <div class=\"bp-3-row\">\n <svg class=\"bp-3-check\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z\"\/><polyline points=\"9 12 11 14 15 10\"\/><\/svg>\n <div class=\"bp-3-content\">\n <div class=\"bp-3-label\">A\u015f\u0131r\u0131 Gerilim Korumas\u0131 (OVP)<\/div>\n <div class=\"bp-3-desc\">Nominal \u00e7\u0131k\u0131\u015f\u0131n 120\u2013140% seviyesinde devre d\u0131\u015f\u0131 kal\u0131r \u2014 sonraki a\u015famalarda hasar\u0131 \u00f6nler<\/div>\n <\/div>\n <\/div>\n <div class=\"bp-3-row\">\n <svg class=\"bp-3-check\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z\"\/><polyline points=\"9 12 11 14 15 10\"\/><\/svg>\n <div class=\"bp-3-content\">\n <div class=\"bp-3-label\">A\u015f\u0131r\u0131 Ak\u0131m ve K\u0131sa Devre (OCP\/SCP)<\/div>\n <div class=\"bp-3-desc\">Hiccup modu her 1\u20132 saniyede bir otomatik olarak yeniden ba\u015flar \u2014 manuel s\u0131f\u0131rlama gerekmez<\/div>\n <\/div>\n <\/div>\n <div class=\"bp-3-row\">\n <svg class=\"bp-3-check\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z\"\/><polyline points=\"9 12 11 14 15 10\"\/><\/svg>\n <div class=\"bp-3-content\">\n <div class=\"bp-3-label\">A\u015f\u0131r\u0131 S\u0131cakl\u0131k Korumas\u0131 (OTP)<\/div>\n <div class=\"bp-3-desc\">Is\u0131 nedeniyle i\u00e7 bile\u015fenlere zarar gelmeden \u00f6nce g\u00fcc\u00fc d\u00fc\u015f\u00fcr\u00fcr veya sistemi kapat\u0131r<\/div>\n <\/div>\n <\/div>\n <div class=\"bp-3-row\">\n <svg class=\"bp-3-check\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z\"\/><polyline points=\"9 12 11 14 15 10\"\/><\/svg>\n <div class=\"bp-3-content\">\n <div class=\"bp-3-label\">Giri\u015f D\u00fc\u015f\u00fck Gerilim Korumas\u0131<\/div>\n <div class=\"bp-3-desc\">\u015eebeke gerilimi \u00e7al\u0131\u015fma e\u015fi\u011finin alt\u0131na d\u00fc\u015ft\u00fc\u011f\u00fcnde g\u00fcvenli kapatma<\/div>\n <\/div>\n <\/div>\n <div class=\"bp-3-note\">Veri sayfas\u0131n\u0131 kontrol edin \u2014 e\u011fer bir koruma \u00f6zelli\u011fi listelenmemi\u015fse, o \u00f6zelli\u011fin bulunmad\u0131\u011f\u0131n\u0131 varsay\u0131n.<\/div>\n <\/div>\n\n <h3>Sertifikalar ve Kalite G\u00f6stergeleri \u2014 G\u00fcven, ama Do\u011frula<\/h3>\n\n <p>Ka\u011f\u0131t \u00fczerindeki teknik \u00f6zelliklerin birbirinden son derece farkl\u0131 \u00fcr\u00fcnler aras\u0131nda ayn\u0131 g\u00f6r\u00fcnebilece\u011fi bir pazarda, sertifikalar nesnel bir kalite g\u00f6stergesine en yak\u0131n unsurdur. Gereklilikler, hedef pazara g\u00f6re de\u011fi\u015fiklik g\u00f6sterir:<\/p>\n\n <p>Avrupa i\u00e7in CE i\u015fareti yasal asgari \u015fartt\u0131r \u2014 ancak CE\u2019nin pratikte ne anlama geldi\u011fini anlamak \u00f6nemlidir. CE, ba\u011f\u0131ms\u0131z bir \u00fc\u00e7\u00fcnc\u00fc taraf testi de\u011fil, \u00fcreticinin kendi uygunluk beyan\u0131d\u0131r. Sayg\u0131n \u00fcreticiler, CE i\u015faretlerini akredite laboratuvarlardan al\u0131nan test raporlar\u0131yla destekler; daha az titiz olanlar ise bunu yapmaz. G\u00fc\u00e7 kaynaklar\u0131 i\u00e7in ilgili direktifler aras\u0131nda D\u00fc\u015f\u00fck Gerilim Direktifi (LVD) ve Elektromanyetik Uyumluluk (EMC) Direktifi yer al\u0131r. RoHS ve REACH uyumu ise \u00e7evresel ve kimyasal g\u00fcvenlik gerekliliklerini ele al\u0131r.<\/p>\n\n <p>Kuzey Amerika i\u00e7in UL sertifikas\u0131 daha b\u00fcy\u00fck \u00f6nem ta\u015f\u0131r. CE\u2019den farkl\u0131 olarak, UL listelemesi (end\u00fcstriyel kontrol ekipmanlar\u0131 i\u00e7in UL 508 veya ses\/g\u00f6r\u00fcnt\u00fc ve BT ekipmanlar\u0131 i\u00e7in UL 62368-1 gibi standartlara g\u00f6re), Ulusal Olarak Tan\u0131nm\u0131\u015f Test Laboratuvar\u0131 (NRTL) taraf\u0131ndan ger\u00e7ekle\u015ftirilen ba\u011f\u0131ms\u0131z testler ve periyodik fabrika denetimlerini i\u00e7erir. UL sertifikas\u0131 bulunmayan \u00fcr\u00fcnler, Amerika Birle\u015fik Devletleri ve Kanada\u2019da sat\u0131\u015f, sigorta kapsam\u0131 ve elektrik denetim onay\u0131 konusunda \u00f6nemli engellerle kar\u015f\u0131la\u015f\u0131r.<\/p>\n\n <p>Orta Do\u011fu ve G\u00fcneydo\u011fu Asya pazarlar\u0131 i\u00e7in ek yerel sertifikasyonlar ge\u00e7erli olabilir \u2014 Suudi Arabistan i\u00e7in SASO ve SABER, Malezya i\u00e7in SIRIM, Endonezya i\u00e7in SNI. Sipari\u015f vermeden \u00f6nce bu gereklilikleri teyit etmek, haftalarca s\u00fcrebilen g\u00fcmr\u00fck i\u015flemlerindeki gecikmeleri \u00f6nler.<\/p>\n\n <p>Sertifikalar\u0131n \u00f6tesinde, dikkat edilmesi gereken iki pratik kalite g\u00f6stergesi bulunmaktad\u0131r. 80 PLUS (bilgisayar tipi g\u00fc\u00e7 kaynaklar\u0131 i\u00e7in) gibi verimlilik derecelendirmeleri veya teknik \u00f6zellik belgesinde belirtilen verimlilik seviyesi, uzun vadeli i\u015fletme maliyetini do\u011frudan etkiler. 5% daha verimli bir g\u00fc\u00e7 kayna\u011f\u0131, birka\u00e7 y\u0131ll\u0131k kesintisiz \u00e7al\u0131\u015fma s\u00fcresince elektrik tasarrufu sayesinde fiyat fark\u0131n\u0131 telafi edebilir. Genellikle Telcordia SR-332 veya MIL-HDBK-217F standartlar\u0131na g\u00f6re hesaplanan MTBF (Ar\u0131za Aras\u0131 Ortalama S\u00fcre) de\u011ferleri, istatistiksel bir g\u00fcvenilirlik referans noktas\u0131 sa\u011flar. Kaliteli end\u00fcstriyel g\u00fc\u00e7 kaynaklar\u0131, 25\u00b0C ortam s\u0131cakl\u0131\u011f\u0131nda genellikle 200.000 ila 500.000 saatlik bir s\u00fcre belirtir; ancak bu rakamlar, uygun so\u011futma ve y\u00fckleme ko\u015fullar\u0131n\u0131n sa\u011fland\u0131\u011f\u0131n\u0131 varsayar.<\/p>\n\n <hr>\n\n <p><em>End\u00fcstriyel otomasyon bile\u015fenleri tedarik edenler i\u00e7in, bir anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131n\u0131n kontrol kabininde nadiren tek ba\u015f\u0131na \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131 belirtmek \u00f6nemlidir. Bu bile\u015fen, sens\u00f6rler, r\u00f6leler, kontakt\u00f6rler, PLC\u2019ler ve devre kesicilerle birlikte yer al\u0131r ve bunlar\u0131n hepsinin teknik \u00f6zelliklerinin belirlenmesi, tedarik edilmesi ve bak\u0131m\u0131n\u0131n yap\u0131lmas\u0131 gerekir. Birden fazla kategoriyi kapsayan tedarik\u00e7ilerle \u00e7al\u0131\u015fmak, tedarik s\u00fcrecini basitle\u015ftirebilir ve bir d\u00fczine farkl\u0131 fabrika ile ili\u015fkileri y\u00f6netmenin getirdi\u011fi ek y\u00fck\u00fc azaltabilir. \u00d6rne\u011fin OMCH, sens\u00f6rler, r\u00f6leler ve al\u00e7ak gerilim da\u011f\u0131t\u0131m ekipmanlar\u0131 dahil olmak \u00fczere 30'dan fazla otomasyon bile\u015feni kategorisinin yan\u0131 s\u0131ra 15 ila 480 watt aras\u0131 anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131 da sunmaktad\u0131r. Katalo\u011funa \u015fu adresten ula\u015fabilirsiniz: <a href=\"https:\/\/www.omch.com\/tr\/switch-mode-power-supply\/\">omch.com\/switch-mode-power-supply<\/a>.<\/em><\/p>\n\n \n <div class=\"bp-cta-end bd-reveal\">\n <svg class=\"bp-cta-end-icon\" width=\"28\" height=\"28\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><rect x=\"2\" y=\"4\" width=\"20\" height=\"16\" rx=\"2\"\/><path d=\"M22 7l-10 7L2 7\"\/><\/svg>\n <div class=\"bp-cta-end-title\">Kaynak: End\u00fcstriyel SMPS ve Otomasyon Bile\u015fenleri<\/div>\n <div class=\"bp-cta-end-sub\">15 W ile 480 W aras\u0131 DIN ray\u0131 tipi, kapal\u0131 tip ve LED s\u00fcr\u00fcc\u00fcl\u00fc anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131n\u0131 \u2014 ayr\u0131ca sens\u00f6rleri, r\u00f6leleri ve da\u011f\u0131t\u0131m ekipmanlar\u0131n\u0131 tek bir tedarik\u00e7iden kar\u015f\u0131la\u015ft\u0131r\u0131n.<\/div>\n <a class=\"bp-cta-end-btn\" href=\"https:\/\/www.omch.com\/tr\/contact\/\" target=\"_self\">\n G\u00fc\u00e7 Kaynaklar\u0131na G\u00f6z At\u0131n\n <svg width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><line x1=\"5\" y1=\"12\" x2=\"19\" y2=\"12\"\/><polyline points=\"12 5 19 12 12 19\"\/><\/svg>\n <\/a>\n <\/div>\n\n <h2>Kaynak\u00e7a<\/h2>\n\n <ol>\n <li>Monolithic Power Systems. \u201cAnahtarlamal\u0131 G\u00fc\u00e7 Kayna\u011f\u0131: Kullan\u0131m Alanlar\u0131, Avantajlar\u0131 ve \u00c7al\u0131\u015fma Prensibi.\u201d <a href=\"https:\/\/www.monolithicpower.com\/en\/learning\/resources\/switching-power-supply\">https:\/\/www.monolithicpower.com\/en\/learning\/resources\/switching-power-supply<\/a><\/li>\n <li>Electronics For You. \u201cSMPS: Anahtarlamal\u0131 G\u00fc\u00e7 Kayna\u011f\u0131n\u0131n Temelleri ve \u00c7al\u0131\u015fma Prensibi.\u201d <a href=\"https:\/\/www.electronicsforu.com\/technology-trends\/learn-electronics\/smps-basics-switched-mode-power-supply\">https:\/\/www.electronicsforu.com\/technology-trends\/learn-electronics\/smps-basics-switched-mode-power-supply<\/a><\/li>\n <li>Analog Devices. \u201cAN-140: Do\u011frusal Reg\u00fclat\u00f6r ve Anahtarlamal\u0131 G\u00fc\u00e7 Kaynaklar\u0131n\u0131n Temel Kavramlar\u0131.\u201d <a href=\"https:\/\/www.analog.com\/en\/resources\/app-notes\/an-140.html\">https:\/\/www.analog.com\/en\/resources\/app-notes\/an-140.html<\/a><\/li>\n <li>GIC Hindistan. \u201cEnd\u00fcstriyel SMPS Nedir? T\u00fcrleri, Kullan\u0131m Alanlar\u0131 ve Avantajlar\u0131.\u201d <a href=\"https:\/\/www.gicindia.com\/what-is-industrial-smps\/\">https:\/\/www.gicindia.com\/what-is-industrial-smps\/<\/a><\/li>\n <li>IEC 61131-2. \u201cProgramlanabilir kontrol\u00f6rler \u2014 B\u00f6l\u00fcm 2: Ekipman gereklilikleri ve testler.\u201d Uluslararas\u0131 Elektroteknik Komisyonu.<\/li>\n <li>EN 60715. \u201cAl\u00e7ak gerilim \u015falt ve kontrol cihazlar\u0131n\u0131n boyutlar\u0131 \u2014 Elektrikli cihazlar\u0131n mekanik deste\u011fi i\u00e7in raylara standartla\u015ft\u0131r\u0131lm\u0131\u015f montaj.\u201d CENELEC.<\/li>\n <li>OMCH. \u201cAnahtarlamal\u0131 G\u00fc\u00e7 Kayna\u011f\u0131.\u201d <a href=\"https:\/\/www.omch.com\/tr\/switch-mode-power-supply\/\">https:\/\/www.omch.com\/switch-mode-power-supply\/<\/a><\/li>\n <li>OMCH. \u201cAna Sayfa.\u201d <a href=\"https:\/\/www.omch.com\/tr\/\">https:\/\/www.omch.com\/<\/a><\/li>\n <\/ol>\n\n <\/article>\n<\/div>\n\n<\/body><\/html>\n\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Anahtarlamal\u0131 G\u00fc\u00e7 Kayna\u011f\u0131 (SMPS) Nedir? Nas\u0131l \u00c7al\u0131\u015f\u0131r, T\u00fcrleri ve Dikkat Edilmesi Gerekenler Anahtarlamal\u0131 G\u00fc\u00e7 Kayna\u011f\u0131 (SMPS) Nedir? Anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131 \u2014 anahtarlamal\u0131 mod g\u00fc\u00e7 kayna\u011f\u0131, switch-mode g\u00fc\u00e7 kayna\u011f\u0131 veya k\u0131saca SMPS olarak da adland\u0131r\u0131l\u0131r \u2014 [\u2026] kullanarak elektrik g\u00fcc\u00fcn\u00fc bir formdan di\u011ferine d\u00f6n\u00fc\u015ft\u00fcren elektronik bir cihazd\u0131r.<\/p>","protected":false},"author":4,"featured_media":4798,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"none","_seopress_titles_title":"What Is a Switching Power Supply (SMPS)? How It Works, Types, and What to Look For","_seopress_titles_desc":"Complete guide to Switching Power Supplies (SMPS). Learn how they work, compare efficiency with linear power supplies, and explore industrial types and selection criteria.","_seopress_robots_index":"","footnotes":""},"categories":[79],"tags":[],"class_list":["post-4789","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mmlblog"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/posts\/4789","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/comments?post=4789"}],"version-history":[{"count":2,"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/posts\/4789\/revisions"}],"predecessor-version":[{"id":12108,"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/posts\/4789\/revisions\/12108"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/media\/4798"}],"wp:attachment":[{"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/media?parent=4789"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/categories?post=4789"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/tags?post=4789"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

{"id":4789,"date":"2025-05-14T03:20:54","date_gmt":"2025-05-14T03:20:54","guid":{"rendered":"https:\/\/www.omch.com\/?p=4789"},"modified":"2026-07-16T08:27:11","modified_gmt":"2026-07-16T08:27:11","slug":"what-is-a-switching-power-supply","status":"publish","type":"post","link":"https:\/\/www.omch.com\/tr\/what-is-a-switching-power-supply\/","title":{"rendered":"Anahtarlamal\u0131 G\u00fc\u00e7 Kayna\u011f\u0131 (SMPS) Nedir? Nas\u0131l \u00c7al\u0131\u015f\u0131r, T\u00fcrleri ve Dikkat Edilmesi Gerekenler"},"content":{"rendered":"\n\n \n \n Anahtarlamal\u0131 G\u00fc\u00e7 Kayna\u011f\u0131 (SMPS) Nedir? Nas\u0131l \u00c7al\u0131\u015f\u0131r, T\u00fcrleri ve Dikkat Edilmesi Gerekenler<\/title>\n<\/head>\n<body>\n\n<div class=\"bd-post\">\n <style>\n @import url('https:\/\/fonts.googleapis.com\/css2?family=Manrope:wght@400;600;700&family=Roboto:wght@600;700&display=swap');\n\n .bd-post {\n --prose-width: 720px;\n --gap-attach: 16px;\n --gap-normal: 32px;\n --gap-section: 48px;\n --pad-compact: 16px;\n --pad-standard: 24px;\n\n \/* Palette tokens \u2014 all solid, verbatim from design-plan.md *\/\n --body-bg: #FFFFFF;\n --text-primary: #333333;\n --text-secondary: #6E6E6E;\n --heading-ink: #000000;\n --accent: #479DE2;\n --accent-text: #0D3972;\n --accent-hot: #FD9649;\n --inverse-bg: #1E1E1E;\n --inverse-text: #FFFFFF;\n --inverse-text-2: #B0B0B0;\n --inverse-accent: #479DE2;\n --card-fill: #F4F8FC;\n --card-border: #C8C8C8;\n --card-text: #333333;\n --card-text-2: #6E6E6E;\n --panel-fill: #FAFAFA;\n --panel-text: #333333;\n --panel-text-2: #6E6E6E;\n --btn-white: #FFFFFF;\n --btn-ink: #0D3972;\n\n font-family: \"Manrope\", sans-serif;\n font-size: 16px;\n font-weight: 400;\n line-height: 1.6;\n color: var(--text-primary);\n background: var(--body-bg);\n padding: 40px;\n max-width: 100%;\n box-sizing: border-box;\n }\n .bd-post a { overflow-wrap: anywhere; 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}\n .bd-post .bp-2-stage:hover .bp-2-title { color: var(--accent-text); }\n .bd-post .bp-3-row { transition: color .2s ease-out; }\n .bd-post .bp-3-row:hover .bp-3-check { color: var(--accent-hot); }\n .bd-post .bp-cta-end-btn { transition: background .15s ease, color .15s ease, transform .15s ease; }\n .bd-post .bp-cta-end-btn:hover { transform: translateY(-1px); }\n }\n\n @media (max-width: 768px) {\n .bd-post { padding: 16px; }\n .bd-post h1 { font-size: 26px; }\n .bd-post h2 { font-size: 26px; margin-top: 32px; }\n .bd-post h3 { font-size: 20px; margin-top: 24px; }\n .bd-post .bp-1-stat-compare { grid-template-columns: 1fr; }\n .bd-post .bp-1-col:first-child { border-right: none; border-bottom: 1px solid var(--card-border); padding-bottom: 12px; }\n .bd-post .bp-1-col:last-child { padding-top: 12px; }\n .bd-post .bp-2-flow { flex-direction: column; }\n .bd-post .bp-2-stage { text-align: left; display: flex; align-items: flex-start; gap: 12px; }\n .bd-post .bp-2-num { flex-shrink: 0; }\n .bd-post .bp-2-arrow { width: 100%; height: 20px; display: flex; align-items: center; justify-content: center; }\n .bd-post .bp-2-arrow svg { transform: rotate(90deg); }\n .bd-post .bp-2-title { margin-top: 0; }\n }\n <\/style>\n <article class=\"bd-post-article\">\n <h1><\/h1>\n\n <h2>Anahtarlamal\u0131 G\u00fc\u00e7 Kayna\u011f\u0131 (SMPS) Nedir?<\/h2>\n<img decoding=\"async\" src=\"https:\/\/www.omch.com\/wp-content\/uploads\/2025\/05\/Gemini_Generated_Image_45wkkt45wkkt45wk.webp\" alt=\"A\u00e7\u0131klama metni\" class=\"bd-post-image\" loading=\"lazy\">\n\n <p>Anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131 \u2014 anahtarlamal\u0131 mod g\u00fc\u00e7 kayna\u011f\u0131, switch-mode g\u00fc\u00e7 kayna\u011f\u0131 veya k\u0131saca SMPS olarak da adland\u0131r\u0131l\u0131r \u2014 y\u00fcksek h\u0131zl\u0131 bir anahtarlama reg\u00fclat\u00f6r\u00fc kullanarak elektrik g\u00fcc\u00fcn\u00fc bir bi\u00e7imden di\u011ferine d\u00f6n\u00fc\u015ft\u00fcren elektronik bir cihazd\u0131r. Fazla gerilimi at\u0131k \u0131s\u0131 olarak yakan eski lineer g\u00fc\u00e7 kaynaklar\u0131n\u0131n aksine, bir SMPS bir transist\u00f6r\u00fc saniyede binlerce kez h\u0131zla a\u00e7\u0131p kapatarak enerjiyi hassas ve verimli darbeler halinde aktar\u0131r.<\/p>\n\n <p>SMPS k\u0131saltmas\u0131, \u201cSwitched-Mode Power Supply\u201d (Anahtarlamal\u0131 G\u00fc\u00e7 Kayna\u011f\u0131) anlam\u0131na gelir. Bu terime \u201canahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131\u201d veya \u201cswitch-mode g\u00fc\u00e7 kayna\u011f\u0131\u201d olarak da rastlayabilirsiniz. Bu \u00fc\u00e7 terim de ayn\u0131 teknolojiyi ifade eder. \u00d6nemli olan isim de\u011fil, temel fikirdir: SMPS, y\u00fcksek frekanslarda (genellikle 20 kilohertz ile birka\u00e7 megahertz aras\u0131nda) \u00e7al\u0131\u015farak % ile %'nin \u00fczerinde verimlilik seviyelerine ula\u015f\u0131r. Buna kar\u015f\u0131l\u0131k, bir lineer g\u00fc\u00e7 kayna\u011f\u0131 genellikle yaln\u0131zca % ile % aras\u0131nda verimlilik sa\u011flar.<\/p>\n\n <p>Bu neden \u00f6nemli? \u00c7\u00fcnk\u00fc SMPS teknolojisi, telefon \u015farj cihaz\u0131n\u0131z\u0131n bir tu\u011fla kadar a\u011f\u0131r olmak yerine avucunuzun i\u00e7ine s\u0131\u011fmas\u0131n\u0131n nedenidir. End\u00fcstriyel kontrol dolaplar\u0131n\u0131n, oda b\u00fcy\u00fckl\u00fc\u011f\u00fcndeki transformat\u00f6r gruplar\u0131 yerine kompakt DIN ray\u0131 \u00fcniteleriyle d\u00fczinelerce cihaza g\u00fc\u00e7 sa\u011flayabilmesinin nedeni de budur. Bir diz\u00fcst\u00fc bilgisayar\u0131 prize takt\u0131\u011f\u0131n\u0131zda, bir fabrika PLC\u2019sini \u00e7al\u0131\u015ft\u0131rd\u0131\u011f\u0131n\u0131zda veya kablosuz bir aleti \u015farj etti\u011finizde, AC duvar prizinden istikrarl\u0131 ve verimli DC g\u00fcc\u00fc sa\u011flamak i\u00e7in bir anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131na g\u00fcveniyorsunuz.<\/p>\n\n <h2>SMPS ve Do\u011frusal G\u00fc\u00e7 Kayna\u011f\u0131 \u2014 Bu Fark Neden \u00d6nemlidir?<\/h2>\n\n <p>Bir SMPS\u2019nin ne oldu\u011funu ger\u00e7ekten anlamak i\u00e7in, onun yerine ge\u00e7ti\u011fi \u015feyi anlaman\u0131z gerekir. Do\u011frusal g\u00fc\u00e7 kaynaklar\u0131 ve anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131 ayn\u0131 temel sorunu \u2014 bir gerilimi di\u011ferine d\u00f6n\u00fc\u015ft\u00fcrmeyi \u2014 \u00e7\u00f6zer, ancak bunu temelde z\u0131t y\u00f6ntemlerle yaparlar. Do\u011frusal bir g\u00fc\u00e7 kayna\u011f\u0131, frenler k\u0131smen bas\u0131l\u0131yken ara\u00e7 s\u00fcrmek gibi \u00e7al\u0131\u015f\u0131r: d\u00fczenleyici transist\u00f6r do\u011frusal b\u00f6lgesinde \u00e7al\u0131\u015f\u0131r ve giri\u015f ile \u00e7\u0131k\u0131\u015f voltaj\u0131 aras\u0131ndaki fark\u0131 s\u00fcrekli olarak \u0131s\u0131 olarak da\u011f\u0131t\u0131r. Bir SMPS ise darbe mod\u00fclasyonu gibi \u00e7al\u0131\u015f\u0131r: anahtarlama transist\u00f6r\u00fc ya tamamen a\u00e7\u0131kt\u0131r ya da tamamen kapal\u0131d\u0131r ve enerji yaln\u0131zca hassas bir \u015fekilde zamanlanm\u0131\u015f aral\u0131klar boyunca aktar\u0131l\u0131r.<\/p>\n\n <h3>Verimlilik \u2014 Temel Avantaj<\/h3>\n\n <p>Verimlilik \u00f6nemsiz bir ayr\u0131nt\u0131 de\u011fildir. SMPS teknolojisinin var olmas\u0131n\u0131n tek nedeni budur. Bir y\u00fcke 100 watt g\u00fc\u00e7 sa\u011flayan bir do\u011frusal g\u00fc\u00e7 kayna\u011f\u0131, prizden 170 ila 250 watt \u00e7ekebilir ve bunun 70 ila 150 watt\u2019\u0131n\u0131 do\u011frudan \u0131s\u0131ya d\u00f6n\u00fc\u015ft\u00fcrebilir. Ayn\u0131 100 watt\u2019\u0131 sa\u011flayan e\u015fde\u011fer bir SMPS ise yaln\u0131zca 105 ila 125 watt \u00e7eker ve sadece 5 ila 25 watt\u2019\u0131 \u0131s\u0131 olarak bo\u015fa harcar.<\/p>\n\n <p>Bu fark\u0131n ard\u0131ndaki fiziksel mant\u0131k olduk\u00e7a basittir. Do\u011frusal bir reg\u00fclat\u00f6rde, ge\u00e7i\u015f transist\u00f6r\u00fc aktif b\u00f6lgesinde \u00e7al\u0131\u015f\u0131r; bu b\u00f6lgede, transist\u00f6r \u00fczerindeki gerilim ile transist\u00f6rden ge\u00e7en ak\u0131m\u0131n \u00e7arp\u0131m\u0131, s\u00fcrekli g\u00fc\u00e7 kayb\u0131na e\u015fittir. Bunu, kuvvetli bir r\u00fczgara kar\u015f\u0131 bir kap\u0131y\u0131 yar\u0131 a\u00e7\u0131k tutmak olarak d\u00fc\u015f\u00fcn\u00fcn \u2014 bu durumda r\u00fczgarla s\u00fcrekli m\u00fccadele edersiniz. Bir SMPS\u2019de anahtarlama transist\u00f6r\u00fc (genellikle bir MOSFET), iki durum aras\u0131nda ge\u00e7i\u015f yapar: direnci miliohm seviyesine d\u00fc\u015ft\u00fc\u011f\u00fc ve \u00fczerindeki gerilimin s\u0131f\u0131ra yak\u0131n oldu\u011fu \u201ctamamen a\u00e7\u0131k\u201d durum ile ak\u0131m\u0131n s\u0131f\u0131r oldu\u011fu \u201ctamamen kapal\u0131\u201d durum. Her iki durumda da g\u00fc\u00e7 kayb\u0131 (gerilim \u00e7arp\u0131 ak\u0131m) s\u0131f\u0131ra yak\u0131nd\u0131r. Tek kay\u0131p, durumlar aras\u0131ndaki on nanosaniye s\u00fcren k\u0131sa ge\u00e7i\u015f s\u0131ras\u0131nda meydana gelir.<\/p>\n\n \n <div class=\"bp-1-stat-compare bd-reveal\">\n <div class=\"bp-1-col\">\n <svg class=\"bp-1-icon\" width=\"16\" height=\"16\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><polygon points=\"13 2 3 14 12 14 11 22 21 10 12 10 13 2\"\/><\/svg>\n <div class=\"bp-1-num bp-1-num-smps\">Seksen bin ile doksan be\u015f bin \u00fc\u00e7 y\u00fcz otuz \u00fc\u00e7<\/div>\n <div class=\"bp-1-label\">SMPS Verimlili\u011fi<\/div>\n <div class=\"bp-1-sub\">100 W y\u00fckte 5\u201325 W israf edilir<\/div>\n <\/div>\n <div class=\"bp-1-col\">\n <svg class=\"bp-1-icon\" width=\"16\" height=\"16\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M14 14.76V3.5a2.5 2.5 0 0 0-5 0v11.26a4.5 4.5 0 1 0 5 0z\"\/><\/svg>\n <div class=\"bp-1-num bp-1-num-linear\">K\u0131rk ila altm\u0131\u015f bir bin \u00fc\u00e7 y\u00fcz otuz \u00fc\u00e7<\/div>\n <div class=\"bp-1-label\">Do\u011frusal Verimlilik<\/div>\n <div class=\"bp-1-sub\">100 W y\u00fckte 70\u2013150 W enerji kayb\u0131<\/div>\n <\/div>\n <\/div>\n\n <h3>Boyut ve A\u011f\u0131rl\u0131k \u2014 \u015earj Cihaz\u0131n\u0131z Neden Bir Tu\u011fla Gibi De\u011fil?<\/h3>\n\n <p>100 watt'l\u0131k bir lineer g\u00fc\u00e7 kayna\u011f\u0131n\u0131 a\u00e7t\u0131\u011f\u0131n\u0131zda, a\u011f\u0131r bir demir \u00e7ekirdek etraf\u0131na in\u015fa edilmi\u015f, k\u00fc\u00e7\u00fck bir ayakkab\u0131 kutusu b\u00fcy\u00fckl\u00fc\u011f\u00fcnde bir transformat\u00f6r g\u00f6receksiniz. 100 watt'l\u0131k bir SMPS'yi a\u00e7t\u0131\u011f\u0131n\u0131zda ise, hafif bir ferrit \u00e7ekirdek etraf\u0131na in\u015fa edilmi\u015f, avucunuzun i\u00e7ine s\u0131\u011fan bir transformat\u00f6rle kar\u015f\u0131la\u015facaks\u0131n\u0131z. Aradaki fark, frekansa ba\u011fl\u0131d\u0131r.<\/p>\n\n <p>Transformat\u00f6rler, enerjiyi manyetik bir \u00e7ekirdek arac\u0131l\u0131\u011f\u0131yla aktar\u0131r ve bir \u00e7ekirde\u011fin her d\u00f6ng\u00fcde i\u015fleyebilece\u011fi enerji miktar\u0131, fiziksel boyutuna ba\u011fl\u0131 olarak sabittir. 50 veya 60 hertz\u2019de (\u015febeke elektri\u011finin frekans\u0131), 100 watt\u2019l\u0131k bir transformat\u00f6r\u00fcn olduk\u00e7a b\u00fcy\u00fck bir demir \u00e7ekirde\u011fe ihtiyac\u0131 vard\u0131r. 100 kilohertz'de (tipik bir SMPS anahtarlama frekans\u0131), ayn\u0131 \u00e7ekirdek boyutu yakla\u015f\u0131k 2.000 kat daha fazla g\u00fcc\u00fc idare edebilir. Uygulamada, SMPS tasar\u0131mc\u0131lar\u0131 bu yedek kapasitenin \u00e7o\u011funu, boyutlarda \u00f6nemli bir k\u00fc\u00e7\u00fclme kar\u015f\u0131l\u0131\u011f\u0131nda feda ederler. 100 watt'l\u0131k bir lineer g\u00fc\u00e7 kayna\u011f\u0131 2 ila 3 kilogram a\u011f\u0131rl\u0131\u011f\u0131nda olabilir; buna e\u015fde\u011fer bir SMPS ise 300 ila 500 gram a\u011f\u0131rl\u0131\u011f\u0131ndad\u0131r.<\/p>\n\n <h3>\u00c7\u0131k\u0131\u015f G\u00fcr\u00fclt\u00fcs\u00fc ve Dalgalanma \u2014 Kar\u015f\u0131l\u0131kl\u0131 \u00d6d\u00fcn Verme<\/h3>\n\n <p>SMPS teknolojisi bu kadar \u00fcst\u00fcnse, neden lineer g\u00fc\u00e7 kaynaklar\u0131 h\u00e2l\u00e2 var? Cevap, g\u00fcr\u00fclt\u00fcd\u00fcr. Y\u00fcksek frekansl\u0131 anahtarlama, \u00e7\u0131k\u0131\u015fta ka\u00e7\u0131n\u0131lmaz olarak gerilim dalgalanmas\u0131na neden olur \u2014 standart bir SMPS\u2019de tipik olarak tepe-tepe 50 ila 150 milivolt \u2014 ayr\u0131ca yak\u0131ndaki hassas devrelere bula\u015fabilen elektromanyetik parazit (EMI) de ortaya \u00e7\u0131kar. \u0130yi tasarlanm\u0131\u015f bir lineer g\u00fc\u00e7 kayna\u011f\u0131, 1 milivoltun alt\u0131nda dalgalanma \u00fcretir.<\/p>\n\n <p>Dijital devreler, mikrodenetleyiciler, r\u00f6leler ve \u00e7o\u011fu end\u00fcstriyel sens\u00f6r i\u00e7in 50 ila 150 milivoltluk dalgalanma tamamen kabul edilebilir bir seviyededir. Ancak hassas analog \u00f6l\u00e7\u00fcmler, \u00fcst d\u00fczey ses ekipmanlar\u0131 veya hassas t\u0131bbi cihazlar i\u00e7in bu g\u00fcr\u00fclt\u00fc, \u00f6l\u00e7\u00fcm sonu\u00e7lar\u0131n\u0131 bozabilir veya duyulabilir parazitlere neden olabilir. Bu t\u00fcr uygulamalarda, ya do\u011frusal bir g\u00fc\u00e7 kayna\u011f\u0131 ya da \u00f6zel olarak tasarlanm\u0131\u015f d\u00fc\u015f\u00fck g\u00fcr\u00fclt\u00fcl\u00fc bir SMPS (daha y\u00fcksek maliyetle 10 milivoltun alt\u0131nda dalgalanma sa\u011flayabilir) kullan\u0131lmas\u0131 gerekir.<\/p>\n\n <h3>Karma\u015f\u0131kl\u0131k ve Maliyet \u2014 Daha Fazla Par\u00e7a, Daha Fazla De\u011fer<\/h3>\n\n <p>Bir SMPS, do\u011frusal bir g\u00fc\u00e7 kayna\u011f\u0131na g\u00f6re daha fazla bile\u015fen i\u00e7erir: bir PWM denetleyici devre kart\u0131, bir anahtarlama MOSFET\u2019i, bir y\u00fcksek frekansl\u0131 transformat\u00f6r, optokupl\u00f6r geri beslemesi ve \u00e7\u0131k\u0131\u015f filtresi. Do\u011frusal bir g\u00fc\u00e7 kayna\u011f\u0131 ise yaln\u0131zca bir transformat\u00f6r, redres\u00f6r, filtre kondansat\u00f6r\u00fc ve reg\u00fclat\u00f6re ihtiya\u00e7 duyar. Ancak bile\u015fen say\u0131s\u0131, maliyetle ayn\u0131 \u015fey de\u011fildir. Do\u011frusal g\u00fc\u00e7 kayna\u011f\u0131n\u0131n maliyetinde bak\u0131r ve demir \u2014 hacimli \u015febeke frekansl\u0131 transformat\u00f6r ve b\u00fcy\u00fck so\u011futucu \u2014 belirleyici rol oynar. SMPS\u2019nin maliyetinde ise yar\u0131 iletkenler bask\u0131nd\u0131r; bu bile\u015fenler, \u00fcretim \u00f6l\u00e7e\u011finin artmas\u0131yla her y\u0131l daha ucuz hale gelmektedir. Yakla\u015f\u0131k 50 watt\u2019\u0131n alt\u0131ndaki g\u00fc\u00e7lerde, SMPS \u00fcnitelerinin \u00fcretimi neredeyse her zaman e\u015fde\u011fer lineer g\u00fc\u00e7 kaynaklar\u0131na g\u00f6re daha ucuzdur. 500 watt\u2019\u0131n \u00fczerindeki g\u00fc\u00e7lerde, lineer g\u00fc\u00e7 kaynaklar\u0131 birim ba\u015f\u0131na maliyet a\u00e7\u0131s\u0131ndan h\u00e2l\u00e2 rekabet\u00e7i olabilir; ancak a\u011f\u0131rl\u0131klar\u0131 ve verimlilik kay\u0131plar\u0131 nedeniyle, nakliye edilmesi veya s\u00fcrekli \u00e7al\u0131\u015ft\u0131r\u0131lmas\u0131 gereken uygulamalar i\u00e7in genellikle tercih edilmezler.<\/p>\n\n <h3>Ne Zaman Hangisini Se\u00e7meli \u2014 Pratik Bir K\u0131lavuz<\/h3>\n\n <p>Yukar\u0131daki d\u00f6rt unsuru iyice kavrad\u0131ktan sonra, i\u015fte size basit bir karar verme \u00e7er\u00e7evesi:<\/p>\n\n <ul>\n <li><strong>Uygulaman\u0131z hassas analog, t\u0131bbi veya \u00fcst d\u00fczey ses uygulamas\u0131 m\u0131?<\/strong> \u2192 Do\u011frusal bir g\u00fc\u00e7 kayna\u011f\u0131 veya \u00f6zel olarak tasarlanm\u0131\u015f, ultra d\u00fc\u015f\u00fck g\u00fcr\u00fclt\u00fcl\u00fc bir SMPS'yi de\u011ferlendirin.<\/li>\n <li><strong>500 watt\u2019\u0131n \u00fczerindeki g\u00fc\u00e7 ve fiziksel boyut ger\u00e7ekten de \u00f6nemsiz mi?<\/strong> \u2192 Do\u011frusal bir tedarik y\u00f6ntemi i\u015fe yarayabilir, ancak karar vermeden \u00f6nce nakliye ve so\u011futma maliyetlerini iyi de\u011ferlendirin.<\/li>\n <li><strong>Geri kalan her \u015fey?<\/strong> \u2192 SMPS, neredeyse kesin olarak do\u011fru cevapt\u0131r. Buna t\u00fcketici elektroni\u011fi, end\u00fcstriyel kontrol panolar\u0131, LED ayd\u0131nlatma, telekom ekipmanlar\u0131, pil \u015farj\u0131 ve modern elektronik cihazlar\u0131n b\u00fcy\u00fck \u00e7o\u011funlu\u011fu dahildir.<\/li>\n <\/ul>\n\n <div class=\"table-wrapper\">\n <table>\n <thead><tr><th>Uygulama<\/th><th>\u00d6nerilen T\u00fcr<\/th><\/tr><\/thead>\n <tbody>\n <tr><td>T\u00fcketici elektroni\u011fi (\u015farj cihazlar\u0131, adapt\u00f6rler)<\/td><td>SMPS<\/td><\/tr>\n <tr><td>End\u00fcstriyel kontrol (PLC, sens\u00f6rler, r\u00f6leler)<\/td><td>SMPS \u2014 DIN ray\u0131<\/td><\/tr>\n <tr><td>Laboratuvar tipi hassas g\u00fc\u00e7 kayna\u011f\u0131<\/td><td>Do\u011frusal veya ultra d\u00fc\u015f\u00fck g\u00fcr\u00fclt\u00fcl\u00fc SMPS<\/td><\/tr>\n <tr><td>LED ayd\u0131nlatma s\u00fcr\u00fcc\u00fcs\u00fc<\/td><td>SMPS \u2014 sabit ak\u0131m<\/td><\/tr>\n <tr><td>\u00dcst d\u00fczey ses amplifikat\u00f6r\u00fc<\/td><td>Do\u011frusal veya rezonansl\u0131 SMPS<\/td><\/tr>\n <tr><td>CNC motor s\u00fcr\u00fcc\u00fcs\u00fc (y\u00fcksek g\u00fc\u00e7)<\/td><td>A\u015f\u0131r\u0131 gerilim koruma \u00f6zelli\u011fine sahip, d\u00fczenlemeye tabi olmayan do\u011frusal veya end\u00fcstriyel SMPS\u2019ler<\/td><\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n\n <h2>Anahtarlamal\u0131 G\u00fc\u00e7 Kayna\u011f\u0131 Nas\u0131l \u00c7al\u0131\u015f\u0131r?<\/h2>\n\n <p>Her SMPS, spesifik topolojisi ne olursa olsun, ayn\u0131 be\u015f a\u015famal\u0131 sinyal yolunu izler. Bu zinciri anlamak, kompakt bir elektronik cihaz\u0131n dengesiz AC duvar prizinden gelen g\u00fcc\u00fc nas\u0131l al\u0131p hassas ekipmanlara sabit DC sa\u011flad\u0131\u011f\u0131n\u0131 ortaya koyar. \u0130\u015fte duvar prizinden reg\u00fcle edilmi\u015f \u00e7\u0131k\u0131\u015fa kadar olan t\u00fcm s\u00fcre\u00e7.<\/p>\n\n <h3>1. A\u015fama \u2014 Giri\u015f D\u00fczeltme ve Filtreleme<\/h3>\n\n <p>\u0130lk a\u015fama, alternatif ak\u0131m\u0131 do\u011fru ak\u0131ma d\u00f6n\u00fc\u015ft\u00fcrmektir. Bir k\u00f6pr\u00fc redres\u00f6r\u00fc \u2014 d\u00f6rt diyottan olu\u015fan bir d\u00fczenek \u2014 alternatif ak\u0131m dalga formunun negatif yar\u0131s\u0131n\u0131 pozitife \u00e7evirerek bir dizi tek y\u00f6nl\u00fc darbe \u00fcretir. Ard\u0131ndan b\u00fcy\u00fck bir elektrolitik kondansat\u00f6r, bu darbeleri d\u00fczle\u015ftirerek kaba bir do\u011fru ak\u0131m gerilimi elde eder. 220 voltluk bir AC giri\u015fi i\u00e7in bu a\u015fama, sin\u00fcs dalgas\u0131n\u0131n tepe gerilimi olan (220 \u00d7 \u221a2) yakla\u015f\u0131k 311 volt DC \u00fcretir. Modern SMPS tasar\u0131mlar\u0131nda, aktif g\u00fc\u00e7 fakt\u00f6r\u00fc d\u00fczeltme (PFC) a\u015famas\u0131 genellikle redres\u00f6r ile ana d\u00f6n\u00fc\u015ft\u00fcr\u00fcc\u00fc aras\u0131nda yer al\u0131r; bu a\u015fama, giri\u015f ak\u0131m\u0131n\u0131 gerilim dalga formuna uyacak \u015fekilde \u015fekillendirir ve \u015febeke seviyesinde verimlili\u011fi art\u0131r\u0131r.<\/p>\n\n <h3>2. A\u015fama \u2014 Y\u00fcksek Frekansl\u0131 Anahtarlama<\/h3>\n\n <p>Bu a\u015fama, anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131na ad\u0131n\u0131 veren a\u015famad\u0131r. PWM (darbe geni\u015flik mod\u00fclasyonu) denetleyicisi taraf\u0131ndan s\u00fcr\u00fclen bir g\u00fc\u00e7 MOSFET'i, sabit y\u00fcksek gerilimli do\u011fru ak\u0131m\u0131 bir dizi y\u00fcksek frekansl\u0131 darbeye b\u00f6ler. End\u00fcstriyel g\u00fc\u00e7 kaynaklar\u0131nda anahtarlama frekans\u0131 genellikle 50 ila 200 kilohertz aras\u0131ndad\u0131r. Galyum nitr\u00fcr (GaN) transist\u00f6rleri kullanan kompakt adapt\u00f6rler ise 1 megahertz'in \u00fczerine \u00e7\u0131kabilir.<\/p>\n\n <p>Anahtar de\u011fi\u015fken, g\u00f6rev d\u00f6ng\u00fcs\u00fcd\u00fcr: MOSFET\u2019in her anahtarlama periyodunda \u201ca\u00e7\u0131k\u201d durumda ge\u00e7irdi\u011fi s\u00fcrenin y\u00fczdesi. \u00c7\u0131k\u0131\u015f voltaj\u0131n\u0131n art\u0131r\u0131lmas\u0131 gerekiyorsa, kontrol\u00f6r darbeleri geni\u015fletir (daha y\u00fcksek g\u00f6rev d\u00f6ng\u00fcs\u00fc). Azalt\u0131lmas\u0131 gerekiyorsa, kontrol\u00f6r darbeleri daralt\u0131r. Bu darbe geni\u015flik mod\u00fclasyonu, SMPS\u2019nin enerji israf\u0131 yapmadan \u00e7\u0131k\u0131\u015f\u0131n\u0131 d\u00fczenleme y\u00f6ntemidir. MOSFET ya tamamen iletken (s\u0131f\u0131ra yak\u0131n gerilim d\u00fc\u015f\u00fc\u015f\u00fc) ya da tamamen engelleyicidir (s\u0131f\u0131r ak\u0131m), bu nedenle her iki durumda da neredeyse hi\u00e7 g\u00fc\u00e7 kaybetmez.<\/p>\n\n <h3>3. A\u015fama \u2014 Y\u00fcksek Frekansl\u0131 D\u00f6n\u00fc\u015f\u00fcm<\/h3>\n\n <p>Y\u00fcksek frekansl\u0131 darbe dizisi \u015fimdi k\u00fc\u00e7\u00fck bir ferrit \u00e7ekirdekli transformat\u00f6re girer. Burada ayn\u0131 anda iki \u015fey ger\u00e7ekle\u015fir. \u0130lk olarak, transformat\u00f6r sar\u0131m oran\u0131na g\u00f6re gerilimi y\u00fckseltir veya al\u00e7alt\u0131r. \u00d6rne\u011fin, 10:1 sar\u0131m oran\u0131, 310 voltluk darbeleri 31 voltluk darbelere d\u00f6n\u00fc\u015ft\u00fcr\u00fcr. \u0130kincisi, transformat\u00f6r galvanik izolasyon sa\u011flar: giri\u015f taraf\u0131 (\u201cs\u0131cak\u201d toprak, \u015febekeye ba\u011fl\u0131) ve \u00e7\u0131k\u0131\u015f taraf\u0131 (\u201cso\u011fuk\u201d toprak, ekipman\u0131n\u0131za ba\u011fl\u0131) elektriksel olarak birbirinden ayr\u0131l\u0131r; bu izolasyonun de\u011feri genellikle 1.500 ila 3.000 volt AC aras\u0131ndad\u0131r. Bu izolasyon sayesinde, SMPS \u015febeke elektri\u011fine ba\u011fl\u0131yken bile \u00e7\u0131k\u0131\u015f taraf\u0131na dokunmak g\u00fcvenlidir.<\/p>\n\n <p>Transformat\u00f6r\u00fc bu kadar k\u00fc\u00e7\u00fck k\u0131lan \u015fey ferrit \u00e7ekirde\u011fidir. 50 hertz frekans\u0131nda, bir transformat\u00f6r \u00e7ekirde\u011fi her yar\u0131m d\u00f6ng\u00fc ba\u015f\u0131na 10 milisaniye boyunca fiziksel olarak enerji depolamal\u0131d\u0131r; bu da \u00f6nemli miktarda manyetik malzeme gerektirir. 100 kilohertz frekans\u0131nda ise her enerji aktar\u0131m d\u00f6ng\u00fcs\u00fc sadece 5 mikrosaniye s\u00fcrer. Ayn\u0131 g\u00fcc\u00fc sa\u011flamak i\u00e7in malzemenin \u00e7ok daha az bir k\u0131sm\u0131 yeterlidir.<\/p>\n\n <h3>4. A\u015fama \u2014 \u00c7\u0131k\u0131\u015f D\u00fczeltme ve Filtreleme<\/h3>\n\n <p>Transformat\u00f6r\u00fcn \u00e7\u0131k\u0131\u015f\u0131, hen\u00fcz kullan\u0131labilir durumda olmayan y\u00fcksek frekansl\u0131 alternatif ak\u0131md\u0131r. \u0130kinci bir do\u011frultma a\u015famas\u0131, ak\u0131m\u0131 tekrar do\u011fru ak\u0131ma d\u00f6n\u00fc\u015ft\u00fcr\u00fcr. S\u0131radan silikon diyotlar\u0131n kullan\u0131labildi\u011fi giri\u015f do\u011frultucusunun aksine, bu a\u015fama Schottky diyotlar\u0131 veya h\u0131zl\u0131 geri kazan\u0131ml\u0131 diyotlar gerektirir \u2014 bu bile\u015fenler, ge\u00e7i\u015f s\u0131ras\u0131nda enerji kayb\u0131 olmadan y\u00fcksek h\u0131zda anahtarlama yapmak \u00fczere \u00f6zel olarak tasarlanm\u0131\u015ft\u0131r. 100 kilohertzlik darbeleri do\u011frultmaya \u00e7al\u0131\u015fan standart bir silikon diyot, geri kazan\u0131m a\u015famas\u0131nda \u00e7ok fazla zaman harcar ve \u00f6nemli miktarda \u0131s\u0131 \u00fcretir.<\/p>\n\n <p>D\u00fczeltme i\u015fleminden sonra, bir LC filtresi (bir ind\u00fckt\u00f6r ve kondansat\u00f6r kombinasyonu) \u00e7\u0131k\u0131\u015f sinyalini d\u00fczelterek temiz bir do\u011fru ak\u0131m elde edilmesini sa\u011flar. \u0130nd\u00fckt\u00f6r, ak\u0131mdaki ani de\u011fi\u015fikliklere kar\u015f\u0131 diren\u00e7 g\u00f6sterirken, kondansat\u00f6r voltaj dalgalanmalar\u0131n\u0131 emer. Bu iki bile\u015fen birlikte, anahtarlama frekans\u0131ndan kaynaklanan dalgalanmay\u0131 hedef uygulama i\u00e7in kabul edilebilir bir d\u00fczeye indirir.<\/p>\n\n <h3>5. A\u015fama \u2014 Geri Bildirim ve D\u00fczenleme D\u00f6ng\u00fcs\u00fc<\/h3>\n\n <p>Yukar\u0131daki d\u00f6rt a\u015fama, y\u00fck de\u011fi\u015fiklikleri ve giri\u015f gerilimi dalgalanmalar\u0131na ba\u011fl\u0131 olarak de\u011fer de\u011fi\u015ftiren ham bir do\u011fru ak\u0131m \u00e7\u0131k\u0131\u015f\u0131 \u00fcretir. Geri besleme d\u00f6ng\u00fcs\u00fc, sistemi kapal\u0131 bir sistem haline getirir ve reg\u00fclasyonu m\u00fcmk\u00fcn k\u0131lar.<\/p>\n\n <p>Bir hassas gerilim referans\u0131 (genellikle 2,5 volta ayarlanm\u0131\u015f bir TL431 ayarlanabilir \u015f\u00f6nt reg\u00fclat\u00f6r\u00fc), kararl\u0131 bir kar\u015f\u0131la\u015ft\u0131rma noktas\u0131 sa\u011flar. Bir diren\u00e7li b\u00f6l\u00fcc\u00fc, \u00e7\u0131k\u0131\u015f gerilimini \u00f6rnekler ve bunu bir hata amplifikat\u00f6r\u00fcne iletir; bu amplifikat\u00f6r, \u00f6rne\u011fi referansla kar\u015f\u0131la\u015ft\u0131r\u0131r ve bir d\u00fczeltme sinyali \u00fcretir. Bu sinyal, \u00e7\u0131k\u0131\u015f ve giri\u015f taraflar\u0131 aras\u0131ndaki g\u00fcvenlik bariyerini koruyarak \u0131\u015f\u0131k yoluyla bilgi ileten bir cihaz olan optokupl\u00f6r arac\u0131l\u0131\u011f\u0131yla izolasyon s\u0131n\u0131r\u0131n\u0131 ge\u00e7er. Birincil tarafta, PWM denetleyicisi d\u00fczeltme sinyalini okur ve g\u00f6rev d\u00f6ng\u00fcs\u00fcn\u00fc buna g\u00f6re ayarlar. T\u00fcm d\u00f6ng\u00fc, genellikle anahtarlama frekans\u0131n\u0131n be\u015fte biri ile onda biri aras\u0131nda bir bant geni\u015fli\u011finde s\u00fcrekli olarak \u00e7al\u0131\u015f\u0131r ve y\u00fck de\u011fi\u015fikliklerinden ba\u011f\u0131ms\u0131z olarak \u00e7\u0131k\u0131\u015f\u0131n hedef gerilimine sabit kalmas\u0131n\u0131 sa\u011flar.<\/p>\n\n \n <div class=\"bp-2-signal-flow bd-reveal\">\n <div class=\"bp-2-flow\">\n <div class=\"bp-2-stage\">\n <div class=\"bp-2-num\">1<\/div>\n <div class=\"bp-2-title\">Giri\u015f D\u00fczeltme<\/div>\n <div class=\"bp-2-desc\">K\u00f6pr\u00fc redres\u00f6r + kondansat\u00f6r arac\u0131l\u0131\u011f\u0131yla alternatif ak\u0131mdan kaba do\u011fru ak\u0131ma d\u00f6n\u00fc\u015ft\u00fcrme<\/div>\n <\/div>\n <div class=\"bp-2-arrow\"><svg width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><line x1=\"5\" y1=\"12\" x2=\"19\" y2=\"12\"\/><polyline points=\"12 5 19 12 12 19\"\/><\/svg><\/div>\n <div class=\"bp-2-stage\">\n <div class=\"bp-2-num\">2<\/div>\n <div class=\"bp-2-title\">Y\u00fcksek Frekansl\u0131 Anahtarlama<\/div>\n <div class=\"bp-2-desc\">MOSFET, 50\u2013200 kHz frekans aral\u0131\u011f\u0131nda do\u011fru ak\u0131m\u0131 keser<\/div>\n <\/div>\n <div class=\"bp-2-arrow\"><svg width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><line x1=\"5\" y1=\"12\" x2=\"19\" y2=\"12\"\/><polyline points=\"12 5 19 12 12 19\"\/><\/svg><\/div>\n <div class=\"bp-2-stage\">\n <div class=\"bp-2-num\">3<\/div>\n <div class=\"bp-2-title\">D\u00f6n\u00fc\u015f\u00fcm<\/div>\n <div class=\"bp-2-desc\">Ferit \u00e7ekirdek, gerilimi kademelendirir ve yal\u0131t\u0131m sa\u011flar<\/div>\n <\/div>\n <div class=\"bp-2-arrow\"><svg width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><line x1=\"5\" y1=\"12\" x2=\"19\" y2=\"12\"\/><polyline points=\"12 5 19 12 12 19\"\/><\/svg><\/div>\n <div class=\"bp-2-stage\">\n <div class=\"bp-2-num\">4<\/div>\n <div class=\"bp-2-title\">\u00c7\u0131k\u0131\u015f Filtreleme<\/div>\n <div class=\"bp-2-desc\">Schottky diyotlar + LC filtresi, \u00e7\u0131k\u0131\u015f sinyalini d\u00fczg\u00fcnle\u015ftirir<\/div>\n <\/div>\n <div class=\"bp-2-arrow\"><svg width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><line x1=\"5\" y1=\"12\" x2=\"19\" y2=\"12\"\/><polyline points=\"12 5 19 12 12 19\"\/><\/svg><\/div>\n <div class=\"bp-2-stage\">\n <div class=\"bp-2-num\">5<\/div>\n <div class=\"bp-2-title\">Geri Besleme D\u00fczenlemesi<\/div>\n <div class=\"bp-2-desc\">Optokupl\u00f6r + PWM, gerilimi sabitler<\/div>\n <\/div>\n <\/div>\n <\/div>\n\n <h2>Yayg\u0131n Anahtarlamal\u0131 G\u00fc\u00e7 Kaynaklar\u0131 T\u00fcrleri<\/h2>\n\n <p>T\u00fcm anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131 ayn\u0131 \u015fekilde \u00fcretilmez. Topoloji \u2014 yani anahtarlar\u0131n, transformat\u00f6rlerin ve enerji depolama bile\u015fenlerinin belirli d\u00fczeni \u2014 bir g\u00fc\u00e7 kayna\u011f\u0131n\u0131n g\u00fc\u00e7 aral\u0131\u011f\u0131n\u0131, verimlilik s\u0131n\u0131r\u0131n\u0131, maliyetini ve farkl\u0131 uygulamalar i\u00e7in uygunlu\u011funu belirler. Temel ayr\u0131m, transformat\u00f6r kullanmadan DC\u2019yi DC\u2019ye d\u00f6n\u00fc\u015ft\u00fcren izole edilmemi\u015f topolojiler ile hem gerilim d\u00f6n\u00fc\u015f\u00fcm\u00fc hem de g\u00fcvenlik izolasyonu i\u00e7in transformat\u00f6r kullanan izole topolojiler aras\u0131ndad\u0131r.<\/p>\n\n <div class=\"table-wrapper\">\n <table>\n <thead><tr><th>Topoloji<\/th><th>Tip<\/th><th>G\u00fc\u00e7 Aral\u0131\u011f\u0131<\/th><th>Tipik Uygulama<\/th><th>Tek C\u00fcmlelik A\u00e7\u0131klama<\/th><\/tr><\/thead>\n <tbody>\n <tr><td>Buck<\/td><td>\u0130zolasyonsuz d\u00fc\u015f\u00fcrme transformat\u00f6r\u00fc<\/td><td>100 W\u2019a kadar<\/td><td>Kart d\u00fczeyinde DC-DC d\u00f6n\u00fc\u015ft\u00fcr\u00fcc\u00fcler, LED s\u00fcr\u00fcc\u00fcleri<\/td><td>En basit topoloji; \u00e7\u0131k\u0131\u015f gerilimi her zaman giri\u015f geriliminden daha d\u00fc\u015f\u00fckt\u00fcr<\/td><\/tr>\n <tr><td>G\u00fc\u00e7lendirme<\/td><td>\u0130zolasyonsuz y\u00fckseltici<\/td><td>100 W\u2019a kadar<\/td><td>Pille \u00e7al\u0131\u015fan g\u00fc\u00e7 y\u00fckselticiler, arka \u0131\u015f\u0131k s\u00fcr\u00fcc\u00fcleri<\/td><td>\u00c7\u0131k\u0131\u015f gerilimi her zaman giri\u015f geriliminden daha y\u00fcksektir<\/td><\/tr>\n <tr><td>Geri d\u00f6n\u00fc\u015f<\/td><td>\u0130zole edilmi\u015f<\/td><td>150 W\u2019a kadar<\/td><td>Telefon \u015farj cihazlar\u0131, k\u00fc\u00e7\u00fck adapt\u00f6rler, yard\u0131mc\u0131 malzemeler<\/td><td>En yayg\u0131n ve ekonomik izole topoloji<\/td><\/tr>\n <tr><td>\u0130leri<\/td><td>\u0130zole edilmi\u015f<\/td><td>100\u2013350 W<\/td><td>PLC g\u00fc\u00e7 kaynaklar\u0131, end\u00fcstriyel kontrol<\/td><td>Flyback'e k\u0131yasla daha y\u00fcksek verimlilik ve daha d\u00fc\u015f\u00fck dalgalanma<\/td><\/tr>\n <tr><td>Yar\u0131m\/Tam K\u00f6pr\u00fc<\/td><td>\u0130zole edilmi\u015f<\/td><td>350 W \u2013 5 kW+<\/td><td>Sunucu g\u00fc\u00e7 kaynaklar\u0131, end\u00fcstriyel g\u00fc\u00e7, elektrokaplama<\/td><td>Y\u00fcksek g\u00fc\u00e7 gerektiren uygulamalar i\u00e7in en g\u00fcvenilir \u00e7\u00f6z\u00fcm<\/td><\/tr>\n <tr><td>Resonant LLC<\/td><td>\u0130zole edilmi\u015f<\/td><td>\u0130ki y\u00fcz ila \u00fc\u00e7 bin watt<\/td><td>Y\u00fcksek verimli adapt\u00f6rler, LED ekran g\u00fcc\u00fc<\/td><td>Do\u011fas\u0131 gere\u011fi d\u00fc\u015f\u00fck EMI ile ultra y\u00fcksek verimlilik<\/td><\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n\n <p>\u00c7o\u011fu end\u00fcstriyel otomasyon uygulamas\u0131nda (kontrol kabininden PLC\u2019lere, sens\u00f6rlere, r\u00f6lelere ve kontakt\u00f6rlere g\u00fc\u00e7 sa\u011flama), kar\u015f\u0131la\u015ft\u0131\u011f\u0131n\u0131z 24 voltluk DIN ray\u0131 g\u00fc\u00e7 kayna\u011f\u0131 b\u00fcy\u00fck olas\u0131l\u0131kla 30 ile 480 watt aras\u0131nda bir nominal g\u00fcce sahip, ileri ak\u0131m veya geri d\u00f6n\u00fc\u015fl\u00fc bir tasar\u0131md\u0131r.<\/p>\n\n <h2>Anahtarlamal\u0131 G\u00fc\u00e7 Kaynaklar\u0131 Nerede Kullan\u0131l\u0131r?<\/h2>\n\n <p>Anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131, modern ya\u015fam\u0131n o kadar derinlerine yerle\u015fmi\u015ftir ki, fark\u0131nda olmadan her g\u00fcn onlarca tanesiyle etkile\u015fim kuruyorsunuz. Bu g\u00fc\u00e7 kaynaklar\u0131, telefon \u015farj cihazlar\u0131, diz\u00fcst\u00fc bilgisayar adapt\u00f6rleri, televizyonlar ve masa\u00fcst\u00fc bilgisayar g\u00fc\u00e7 kaynaklar\u0131 gibi bariz cihazlara g\u00fc\u00e7 sa\u011flar; ancak kullan\u0131m alanlar\u0131, t\u00fcketici elektroni\u011finin \u00e7ok \u00f6tesine uzan\u0131r.<\/p>\n\n <p>End\u00fcstriyel otomasyonda, SMPS \u00fcniteleri her kontrol kabininin sessiz omurgas\u0131d\u0131r. Tipik bir \u00fcretim hatt\u0131nda, her biri programlanabilir mant\u0131k denetleyicileri (PLC\u2019ler), fotoelektrik ve yak\u0131nl\u0131k sens\u00f6rleri, sinyal kulesi \u0131\u015f\u0131klar\u0131, r\u00f6leler, kontakt\u00f6rler ve insan-makine aray\u00fcz\u00fc (HMI) panellerinden olu\u015fan bir a\u011f\u0131 besleyen d\u00fczinelerce 24 volt DC DIN ray\u0131 g\u00fc\u00e7 kayna\u011f\u0131 bulunur. Bunlar, birbirinden ba\u011f\u0131ms\u0131z olarak \u00e7al\u0131\u015fan tek ba\u015f\u0131na cihazlar de\u011fildir. Her bile\u015fenin g\u00fcvenilir bir \u015fekilde \u00e7al\u0131\u015fabilmesi i\u00e7in temiz ve istikrarl\u0131 bir g\u00fc\u00e7 kayna\u011f\u0131na ba\u011fl\u0131 oldu\u011fu, birbiriyle ba\u011flant\u0131l\u0131 bir ekosistem olu\u015ftururlar. Tek bir g\u00fc\u00e7 kayna\u011f\u0131n\u0131n teknik \u00f6zelliklerinin yetersiz olmas\u0131 veya ar\u0131zalanmas\u0131, t\u00fcm \u00fcretim hatt\u0131n\u0131 durdurabilir.<\/p>\n\n <p>Telekom\u00fcnikasyon altyap\u0131s\u0131, SMPS teknolojisiyle \u00e7ok daha b\u00fcy\u00fck bir \u00f6l\u00e7ekte \u00e7al\u0131\u015fmaktad\u0131r. H\u00fccresel baz istasyonlar\u0131, veri merkezi sunucu raflar\u0131 ve fiber optik a\u011f d\u00fc\u011f\u00fcmleri, \u015febeke elektri\u011fini veya yedek ak\u00fc g\u00fcc\u00fcn\u00fc ekipmanlar\u0131n\u0131n gerektirdi\u011fi s\u0131k\u0131 bir \u015fekilde d\u00fczenlenmi\u015f DC gerilimlerine d\u00f6n\u00fc\u015ft\u00fcrmek i\u00e7in \u2014 genellikle N+1 yedeklili\u011fi olan \u2014 y\u00fcksek verimli anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131 kullan\u0131r.<\/p>\n\n <p>\u00d6zel SMPS modelleri, LED ayd\u0131nlatma (ekranlar ve sokak lambalar\u0131 i\u00e7in sabit ak\u0131m s\u00fcr\u00fcc\u00fcleri), elektrikli ara\u00e7 \u015farj\u0131 (ara\u00e7 i\u00e7i \u015farj cihazlar\u0131 ve DC h\u0131zl\u0131 \u015farj istasyonlar\u0131) ve t\u0131bbi ekipman (g\u00fc\u00e7lendirilmi\u015f izolasyon ve ultra d\u00fc\u015f\u00fck ka\u00e7ak ak\u0131m \u00f6zellikli g\u00fc\u00e7 kaynaklar\u0131) alanlar\u0131nda kullan\u0131l\u0131r. Bu alanlar\u0131n her biri, verimlilik, g\u00fcvenlik izolasyonu ve \u00e7evresel dayan\u0131kl\u0131l\u0131k konusunda kendine \u00f6zg\u00fc gereksinimler getirir; bu nedenle, elektrik m\u00fchendisi olmasan\u0131z bile bir g\u00fc\u00e7 kayna\u011f\u0131nda nelere dikkat etmeniz gerekti\u011fini anlamak b\u00fcy\u00fck \u00f6nem ta\u015f\u0131r.<\/p>\n\n <h2>Bir Anahtarlamal\u0131 G\u00fc\u00e7 Kayna\u011f\u0131 Sat\u0131n Al\u0131rken Nelere Dikkat Edilmelidir?<\/h2>\n\n <p>SMPS\u2019nin ne oldu\u011funu ve nas\u0131l \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131 bilmek bir \u015feydir. G\u00fcvenilir bir \u00fcniteyi sorunlu olandan ay\u0131ran unsurlar\u0131 bilmek ise ba\u015fka bir \u015feydir \u2014 ve bu, tedarik, sistem entegrasyonu veya bak\u0131mdan sorumlu oldu\u011funuzda en \u00f6nemli olan sorudur. A\u015fa\u011f\u0131daki d\u00f6rt boyut, g\u00fcvenilirli\u011fi, uyumlulu\u011fu ve uzun vadeli maliyeti do\u011frudan etkileyen teknik \u00f6zellikleri kapsamaktad\u0131r; bunlar\u0131 de\u011ferlendirmek i\u00e7in m\u00fchendislik diplomas\u0131na gerek yoktur.<\/p>\n\n <h3>Giri\u015f ve \u00c7\u0131k\u0131\u015f \u00d6zellikleri \u2014 Vazge\u00e7ilmezler<\/h3>\n\n <p>Elektriksel \u00f6zellikleri do\u011fru belirlemek ilk a\u015famad\u0131r. Bunlar yanl\u0131\u015fsa, geri kalan hi\u00e7bir \u015feyin \u00f6nemi kalmaz. Giri\u015f voltaj\u0131ndan ba\u015flayal\u0131m: Ekipman\u0131n\u0131z birden fazla b\u00f6lgede kullan\u0131lacaksa, Kuzey Amerika'daki 120 voltluk ve Asya\/Avrupa'daki 230 voltluk \u015febekeleri herhangi bir de\u011fi\u015fiklik yapmadan kapsayan 100 ila 240 volt AC aras\u0131nda evrensel bir giri\u015f aral\u0131\u011f\u0131 belirleyin. \u015eebeke g\u00fcc\u00fcn\u00fcn istikrars\u0131z oldu\u011fu b\u00f6lgeler i\u00e7in, voltaj d\u00fc\u015f\u00fc\u015fleri s\u0131ras\u0131nda sistemin kapanmadan \u00e7al\u0131\u015fmaya devam edebilmesi amac\u0131yla geni\u015f bir giri\u015f tolerans\u0131 (baz\u0131 end\u00fcstriyel g\u00fc\u00e7 kaynaklar\u0131 85 ila 264 volt AC'yi kabul eder) olan modelleri tercih edin.<\/p>\n\n <p>\u00c7\u0131k\u0131\u015f taraf\u0131nda, end\u00fcstriyel otomasyonda 24 volt DC, programlanabilir kontrol\u00f6r ekipmanlar\u0131 i\u00e7in IEC 61131-2 standard\u0131nda belirtilen bask\u0131n standartt\u0131r. Di\u011fer yayg\u0131n \u00e7\u0131k\u0131\u015flar aras\u0131nda 5 volt (dijital mant\u0131k), 12 volt (otomotiv ve g\u00fcvenlik sistemleri) ve 48 volt (telekom ve Power-over-Ethernet altyap\u0131s\u0131) bulunur. G\u00fc\u00e7 derecesi, hesaplanan maksimum y\u00fck\u00fcn\u00fcz\u00fcn \u00fczerinde en az 20% ila 30% aras\u0131nda bir marj i\u00e7ermelidir. Bir g\u00fc\u00e7 kayna\u011f\u0131n\u0131 nominal s\u0131n\u0131r\u0131nda veya bu s\u0131n\u0131ra yak\u0131n bir seviyede s\u00fcrekli \u00e7al\u0131\u015ft\u0131rmak, bile\u015fenlerin, \u00f6zellikle de en yayg\u0131n ar\u0131za noktas\u0131 olan elektrolitik kondansat\u00f6rlerin eskimesini h\u0131zland\u0131r\u0131r. 80% y\u00fckte \u00e7al\u0131\u015fan bir g\u00fc\u00e7 kayna\u011f\u0131 100.000 saat dayanabilir; ayn\u0131 g\u00fc\u00e7 kayna\u011f\u0131 100% y\u00fckte ise bu s\u00fcrenin yar\u0131s\u0131nda ar\u0131zalanabilir.<\/p>\n\n <h3>Form Fakt\u00f6r\u00fc ve Montaj \u2014 Nereye Tak\u0131laca\u011f\u0131, Hangi Par\u00e7an\u0131n Uygun Oldu\u011funu Belirler<\/h3>\n\n <p>G\u00fc\u00e7 kayna\u011f\u0131n\u0131n kurulmas\u0131 gereken yere fiziksel olarak s\u0131\u011fmamas\u0131 durumunda, d\u00fcnyadaki en iyi elektriksel \u00f6zellikler bile hi\u00e7bir i\u015fe yaramaz. End\u00fcstriyel kontrol dolaplar\u0131nda b\u00fcy\u00fck \u00e7o\u011funlukla DIN ray\u0131 montaj\u0131 kullan\u0131l\u0131r: Bu, g\u00fc\u00e7 kaynaklar\u0131n\u0131n aletsiz olarak tak\u0131l\u0131p \u00e7\u0131kar\u0131lmas\u0131n\u0131 sa\u011flayan standartla\u015ft\u0131r\u0131lm\u0131\u015f 35 milimetrelik metal bir rayd\u0131r (EN 60715). Ba\u011f\u0131ms\u0131z ekipmanlar veya yar\u0131 a\u00e7\u0131k hava kurulumlar\u0131 i\u00e7in, metal veya plastik muhafazal\u0131 kapal\u0131 g\u00fc\u00e7 kaynaklar\u0131 fiziksel koruma ve temel toz direnci sa\u011flar. Muhafazas\u0131 olmayan a\u00e7\u0131k \u00e7er\u00e7eveli g\u00fc\u00e7 kaynaklar\u0131, halihaz\u0131rda kendi muhafazas\u0131n\u0131 sa\u011flayan ekipman\u0131n i\u00e7ine g\u00f6m\u00fclmek \u00fczere tasarlanm\u0131\u015ft\u0131r. Yer ve maliyet tasarrufu sa\u011flarlar, ancak entegrat\u00f6r\u00fcn g\u00fcvenlik mesafeleri ve so\u011futma konular\u0131n\u0131 halletmesini gerektirir.<\/p>\n\n <h3>Koruma \u00d6zellikleri \u2014 Sorun Ya\u015fand\u0131\u011f\u0131nda Sistemi Ayakta Tutan Nedir?<\/h3>\n\n <p>Koruma \u00f6zellikleri, ar\u0131zaland\u0131\u011f\u0131nda sorunsuz bir \u015fekilde devre d\u0131\u015f\u0131 kalan bir g\u00fc\u00e7 kayna\u011f\u0131 ile ba\u011fl\u0131 ekipmanlar\u0131 da beraberinde devre d\u0131\u015f\u0131 b\u0131rakan bir g\u00fc\u00e7 kayna\u011f\u0131 aras\u0131ndaki fark\u0131 olu\u015fturur. Sat\u0131n almadan \u00f6nce d\u00f6rt koruma \u00f6zelli\u011fini kontrol etmek \u00f6nemlidir:<\/p>\n\n <p><strong>A\u015f\u0131r\u0131 gerilim korumas\u0131 (OVP)<\/strong> D\u00fczenleme d\u00f6ng\u00fcs\u00fc ar\u0131zalan\u0131r ve gerilim g\u00fcvenli e\u015fik de\u011ferinin \u00fczerine \u00e7\u0131karsa (genellikle nominal \u00e7\u0131k\u0131\u015f\u0131n 120% ile 140% aras\u0131), \u00e7\u0131k\u0131\u015f devre d\u0131\u015f\u0131 b\u0131rak\u0131l\u0131r. OVP olmadan, tek bir bile\u015fenin ar\u0131zalanmas\u0131, ak\u0131\u015f a\u015fa\u011f\u0131s\u0131ndaki t\u00fcm cihazlar\u0131 tahrip edici gerilim seviyelerine maruz b\u0131rakabilir.<\/p>\n\n <p><strong>A\u015f\u0131r\u0131 ak\u0131m ve k\u0131sa devre korumas\u0131 (OCP\/SCP)<\/strong> A\u015f\u0131r\u0131 y\u00fck durumlar\u0131nda ak\u0131m\u0131 s\u0131n\u0131rlar ve tam k\u0131sa devre durumunda an\u0131nda kapan\u0131r. \u00c7o\u011fu end\u00fcstriyel g\u00fc\u00e7 kayna\u011f\u0131, k\u0131sa devre sonras\u0131 toparlanma i\u00e7in \u201chiccup modu\u201dnu kullan\u0131r: g\u00fc\u00e7 kayna\u011f\u0131 her bir ila iki saniyede bir periyodik olarak yeniden ba\u015flat\u0131lmaya \u00e7al\u0131\u015f\u0131r ve k\u0131sa devre ortadan kalkt\u0131\u011f\u0131nda normal \u00e7al\u0131\u015fma otomatik olarak devam eder. Bu \u00f6zellik, uzak veya eri\u015filmesi zor kurulumlarda, g\u00fc\u00e7 kayna\u011f\u0131n\u0131n birisi manuel olarak g\u00fc\u00e7 d\u00f6ng\u00fcs\u00fcn\u00fc ger\u00e7ekle\u015ftirene kadar kapal\u0131 kalmaya devam etti\u011fi \u201clatch modu\u201dna k\u0131yasla daha avantajl\u0131d\u0131r.<\/p>\n\n <p><strong>A\u015f\u0131r\u0131 s\u0131cakl\u0131k korumas\u0131 (OTP)<\/strong> i\u00e7 s\u0131cakl\u0131\u011f\u0131 izler ve \u0131s\u0131 nedeniyle bile\u015fenlere zarar gelmeden \u00f6nce \u00e7\u0131k\u0131\u015f g\u00fcc\u00fcn\u00fc azalt\u0131r veya sistemi kapat\u0131r. Bu durum, konveksiyonlu so\u011futman\u0131n yetersiz kalabilece\u011fi s\u0131zd\u0131rmaz muhafazalarda veya y\u00fcksek ortam s\u0131cakl\u0131\u011f\u0131na sahip ortamlarda \u00f6zellikle \u00f6nemlidir.<\/p>\n\n <p>Piyasadaki her \u00fcr\u00fcn, standart olarak bu d\u00f6rt koruma \u00f6zelli\u011finin hepsini i\u00e7ermemektedir. Teknik \u00f6zellikler belgesini kontrol edin. Bir koruma \u00f6zelli\u011fi a\u00e7\u0131k\u00e7a belirtilmemi\u015fse, o \u00f6zelli\u011fin mevcut olmad\u0131\u011f\u0131n\u0131 varsay\u0131n.<\/p>\n\n \n <div class=\"bp-3-checklist bd-reveal\">\n <div class=\"bp-3-row\">\n <svg class=\"bp-3-check\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z\"\/><polyline points=\"9 12 11 14 15 10\"\/><\/svg>\n <div class=\"bp-3-content\">\n <div class=\"bp-3-label\">A\u015f\u0131r\u0131 Gerilim Korumas\u0131 (OVP)<\/div>\n <div class=\"bp-3-desc\">Nominal \u00e7\u0131k\u0131\u015f\u0131n 120\u2013140% seviyesinde devre d\u0131\u015f\u0131 kal\u0131r \u2014 sonraki a\u015famalarda hasar\u0131 \u00f6nler<\/div>\n <\/div>\n <\/div>\n <div class=\"bp-3-row\">\n <svg class=\"bp-3-check\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z\"\/><polyline points=\"9 12 11 14 15 10\"\/><\/svg>\n <div class=\"bp-3-content\">\n <div class=\"bp-3-label\">A\u015f\u0131r\u0131 Ak\u0131m ve K\u0131sa Devre (OCP\/SCP)<\/div>\n <div class=\"bp-3-desc\">Hiccup modu her 1\u20132 saniyede bir otomatik olarak yeniden ba\u015flar \u2014 manuel s\u0131f\u0131rlama gerekmez<\/div>\n <\/div>\n <\/div>\n <div class=\"bp-3-row\">\n <svg class=\"bp-3-check\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z\"\/><polyline points=\"9 12 11 14 15 10\"\/><\/svg>\n <div class=\"bp-3-content\">\n <div class=\"bp-3-label\">A\u015f\u0131r\u0131 S\u0131cakl\u0131k Korumas\u0131 (OTP)<\/div>\n <div class=\"bp-3-desc\">Is\u0131 nedeniyle i\u00e7 bile\u015fenlere zarar gelmeden \u00f6nce g\u00fcc\u00fc d\u00fc\u015f\u00fcr\u00fcr veya sistemi kapat\u0131r<\/div>\n <\/div>\n <\/div>\n <div class=\"bp-3-row\">\n <svg class=\"bp-3-check\" width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z\"\/><polyline points=\"9 12 11 14 15 10\"\/><\/svg>\n <div class=\"bp-3-content\">\n <div class=\"bp-3-label\">Giri\u015f D\u00fc\u015f\u00fck Gerilim Korumas\u0131<\/div>\n <div class=\"bp-3-desc\">\u015eebeke gerilimi \u00e7al\u0131\u015fma e\u015fi\u011finin alt\u0131na d\u00fc\u015ft\u00fc\u011f\u00fcnde g\u00fcvenli kapatma<\/div>\n <\/div>\n <\/div>\n <div class=\"bp-3-note\">Veri sayfas\u0131n\u0131 kontrol edin \u2014 e\u011fer bir koruma \u00f6zelli\u011fi listelenmemi\u015fse, o \u00f6zelli\u011fin bulunmad\u0131\u011f\u0131n\u0131 varsay\u0131n.<\/div>\n <\/div>\n\n <h3>Sertifikalar ve Kalite G\u00f6stergeleri \u2014 G\u00fcven, ama Do\u011frula<\/h3>\n\n <p>Ka\u011f\u0131t \u00fczerindeki teknik \u00f6zelliklerin birbirinden son derece farkl\u0131 \u00fcr\u00fcnler aras\u0131nda ayn\u0131 g\u00f6r\u00fcnebilece\u011fi bir pazarda, sertifikalar nesnel bir kalite g\u00f6stergesine en yak\u0131n unsurdur. Gereklilikler, hedef pazara g\u00f6re de\u011fi\u015fiklik g\u00f6sterir:<\/p>\n\n <p>Avrupa i\u00e7in CE i\u015fareti yasal asgari \u015fartt\u0131r \u2014 ancak CE\u2019nin pratikte ne anlama geldi\u011fini anlamak \u00f6nemlidir. CE, ba\u011f\u0131ms\u0131z bir \u00fc\u00e7\u00fcnc\u00fc taraf testi de\u011fil, \u00fcreticinin kendi uygunluk beyan\u0131d\u0131r. Sayg\u0131n \u00fcreticiler, CE i\u015faretlerini akredite laboratuvarlardan al\u0131nan test raporlar\u0131yla destekler; daha az titiz olanlar ise bunu yapmaz. G\u00fc\u00e7 kaynaklar\u0131 i\u00e7in ilgili direktifler aras\u0131nda D\u00fc\u015f\u00fck Gerilim Direktifi (LVD) ve Elektromanyetik Uyumluluk (EMC) Direktifi yer al\u0131r. RoHS ve REACH uyumu ise \u00e7evresel ve kimyasal g\u00fcvenlik gerekliliklerini ele al\u0131r.<\/p>\n\n <p>Kuzey Amerika i\u00e7in UL sertifikas\u0131 daha b\u00fcy\u00fck \u00f6nem ta\u015f\u0131r. CE\u2019den farkl\u0131 olarak, UL listelemesi (end\u00fcstriyel kontrol ekipmanlar\u0131 i\u00e7in UL 508 veya ses\/g\u00f6r\u00fcnt\u00fc ve BT ekipmanlar\u0131 i\u00e7in UL 62368-1 gibi standartlara g\u00f6re), Ulusal Olarak Tan\u0131nm\u0131\u015f Test Laboratuvar\u0131 (NRTL) taraf\u0131ndan ger\u00e7ekle\u015ftirilen ba\u011f\u0131ms\u0131z testler ve periyodik fabrika denetimlerini i\u00e7erir. UL sertifikas\u0131 bulunmayan \u00fcr\u00fcnler, Amerika Birle\u015fik Devletleri ve Kanada\u2019da sat\u0131\u015f, sigorta kapsam\u0131 ve elektrik denetim onay\u0131 konusunda \u00f6nemli engellerle kar\u015f\u0131la\u015f\u0131r.<\/p>\n\n <p>Orta Do\u011fu ve G\u00fcneydo\u011fu Asya pazarlar\u0131 i\u00e7in ek yerel sertifikasyonlar ge\u00e7erli olabilir \u2014 Suudi Arabistan i\u00e7in SASO ve SABER, Malezya i\u00e7in SIRIM, Endonezya i\u00e7in SNI. Sipari\u015f vermeden \u00f6nce bu gereklilikleri teyit etmek, haftalarca s\u00fcrebilen g\u00fcmr\u00fck i\u015flemlerindeki gecikmeleri \u00f6nler.<\/p>\n\n <p>Sertifikalar\u0131n \u00f6tesinde, dikkat edilmesi gereken iki pratik kalite g\u00f6stergesi bulunmaktad\u0131r. 80 PLUS (bilgisayar tipi g\u00fc\u00e7 kaynaklar\u0131 i\u00e7in) gibi verimlilik derecelendirmeleri veya teknik \u00f6zellik belgesinde belirtilen verimlilik seviyesi, uzun vadeli i\u015fletme maliyetini do\u011frudan etkiler. 5% daha verimli bir g\u00fc\u00e7 kayna\u011f\u0131, birka\u00e7 y\u0131ll\u0131k kesintisiz \u00e7al\u0131\u015fma s\u00fcresince elektrik tasarrufu sayesinde fiyat fark\u0131n\u0131 telafi edebilir. Genellikle Telcordia SR-332 veya MIL-HDBK-217F standartlar\u0131na g\u00f6re hesaplanan MTBF (Ar\u0131za Aras\u0131 Ortalama S\u00fcre) de\u011ferleri, istatistiksel bir g\u00fcvenilirlik referans noktas\u0131 sa\u011flar. Kaliteli end\u00fcstriyel g\u00fc\u00e7 kaynaklar\u0131, 25\u00b0C ortam s\u0131cakl\u0131\u011f\u0131nda genellikle 200.000 ila 500.000 saatlik bir s\u00fcre belirtir; ancak bu rakamlar, uygun so\u011futma ve y\u00fckleme ko\u015fullar\u0131n\u0131n sa\u011fland\u0131\u011f\u0131n\u0131 varsayar.<\/p>\n\n <hr>\n\n <p><em>End\u00fcstriyel otomasyon bile\u015fenleri tedarik edenler i\u00e7in, bir anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131n\u0131n kontrol kabininde nadiren tek ba\u015f\u0131na \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131 belirtmek \u00f6nemlidir. Bu bile\u015fen, sens\u00f6rler, r\u00f6leler, kontakt\u00f6rler, PLC\u2019ler ve devre kesicilerle birlikte yer al\u0131r ve bunlar\u0131n hepsinin teknik \u00f6zelliklerinin belirlenmesi, tedarik edilmesi ve bak\u0131m\u0131n\u0131n yap\u0131lmas\u0131 gerekir. Birden fazla kategoriyi kapsayan tedarik\u00e7ilerle \u00e7al\u0131\u015fmak, tedarik s\u00fcrecini basitle\u015ftirebilir ve bir d\u00fczine farkl\u0131 fabrika ile ili\u015fkileri y\u00f6netmenin getirdi\u011fi ek y\u00fck\u00fc azaltabilir. \u00d6rne\u011fin OMCH, sens\u00f6rler, r\u00f6leler ve al\u00e7ak gerilim da\u011f\u0131t\u0131m ekipmanlar\u0131 dahil olmak \u00fczere 30'dan fazla otomasyon bile\u015feni kategorisinin yan\u0131 s\u0131ra 15 ila 480 watt aras\u0131 anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131 da sunmaktad\u0131r. Katalo\u011funa \u015fu adresten ula\u015fabilirsiniz: <a href=\"https:\/\/www.omch.com\/tr\/switch-mode-power-supply\/\">omch.com\/switch-mode-power-supply<\/a>.<\/em><\/p>\n\n \n <div class=\"bp-cta-end bd-reveal\">\n <svg class=\"bp-cta-end-icon\" width=\"28\" height=\"28\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><rect x=\"2\" y=\"4\" width=\"20\" height=\"16\" rx=\"2\"\/><path d=\"M22 7l-10 7L2 7\"\/><\/svg>\n <div class=\"bp-cta-end-title\">Kaynak: End\u00fcstriyel SMPS ve Otomasyon Bile\u015fenleri<\/div>\n <div class=\"bp-cta-end-sub\">15 W ile 480 W aras\u0131 DIN ray\u0131 tipi, kapal\u0131 tip ve LED s\u00fcr\u00fcc\u00fcl\u00fc anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131n\u0131 \u2014 ayr\u0131ca sens\u00f6rleri, r\u00f6leleri ve da\u011f\u0131t\u0131m ekipmanlar\u0131n\u0131 tek bir tedarik\u00e7iden kar\u015f\u0131la\u015ft\u0131r\u0131n.<\/div>\n <a class=\"bp-cta-end-btn\" href=\"https:\/\/www.omch.com\/tr\/contact\/\" target=\"_self\">\n G\u00fc\u00e7 Kaynaklar\u0131na G\u00f6z At\u0131n\n <svg width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><line x1=\"5\" y1=\"12\" x2=\"19\" y2=\"12\"\/><polyline points=\"12 5 19 12 12 19\"\/><\/svg>\n <\/a>\n <\/div>\n\n <h2>Kaynak\u00e7a<\/h2>\n\n <ol>\n <li>Monolithic Power Systems. \u201cAnahtarlamal\u0131 G\u00fc\u00e7 Kayna\u011f\u0131: Kullan\u0131m Alanlar\u0131, Avantajlar\u0131 ve \u00c7al\u0131\u015fma Prensibi.\u201d <a href=\"https:\/\/www.monolithicpower.com\/en\/learning\/resources\/switching-power-supply\">https:\/\/www.monolithicpower.com\/en\/learning\/resources\/switching-power-supply<\/a><\/li>\n <li>Electronics For You. \u201cSMPS: Anahtarlamal\u0131 G\u00fc\u00e7 Kayna\u011f\u0131n\u0131n Temelleri ve \u00c7al\u0131\u015fma Prensibi.\u201d <a href=\"https:\/\/www.electronicsforu.com\/technology-trends\/learn-electronics\/smps-basics-switched-mode-power-supply\">https:\/\/www.electronicsforu.com\/technology-trends\/learn-electronics\/smps-basics-switched-mode-power-supply<\/a><\/li>\n <li>Analog Devices. \u201cAN-140: Do\u011frusal Reg\u00fclat\u00f6r ve Anahtarlamal\u0131 G\u00fc\u00e7 Kaynaklar\u0131n\u0131n Temel Kavramlar\u0131.\u201d <a href=\"https:\/\/www.analog.com\/en\/resources\/app-notes\/an-140.html\">https:\/\/www.analog.com\/en\/resources\/app-notes\/an-140.html<\/a><\/li>\n <li>GIC Hindistan. \u201cEnd\u00fcstriyel SMPS Nedir? T\u00fcrleri, Kullan\u0131m Alanlar\u0131 ve Avantajlar\u0131.\u201d <a href=\"https:\/\/www.gicindia.com\/what-is-industrial-smps\/\">https:\/\/www.gicindia.com\/what-is-industrial-smps\/<\/a><\/li>\n <li>IEC 61131-2. \u201cProgramlanabilir kontrol\u00f6rler \u2014 B\u00f6l\u00fcm 2: Ekipman gereklilikleri ve testler.\u201d Uluslararas\u0131 Elektroteknik Komisyonu.<\/li>\n <li>EN 60715. \u201cAl\u00e7ak gerilim \u015falt ve kontrol cihazlar\u0131n\u0131n boyutlar\u0131 \u2014 Elektrikli cihazlar\u0131n mekanik deste\u011fi i\u00e7in raylara standartla\u015ft\u0131r\u0131lm\u0131\u015f montaj.\u201d CENELEC.<\/li>\n <li>OMCH. \u201cAnahtarlamal\u0131 G\u00fc\u00e7 Kayna\u011f\u0131.\u201d <a href=\"https:\/\/www.omch.com\/tr\/switch-mode-power-supply\/\">https:\/\/www.omch.com\/switch-mode-power-supply\/<\/a><\/li>\n <li>OMCH. \u201cAna Sayfa.\u201d <a href=\"https:\/\/www.omch.com\/tr\/\">https:\/\/www.omch.com\/<\/a><\/li>\n <\/ol>\n\n <\/article>\n<\/div>\n\n<\/body><\/html>\n\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Anahtarlamal\u0131 G\u00fc\u00e7 Kayna\u011f\u0131 (SMPS) Nedir? Nas\u0131l \u00c7al\u0131\u015f\u0131r, T\u00fcrleri ve Dikkat Edilmesi Gerekenler Anahtarlamal\u0131 G\u00fc\u00e7 Kayna\u011f\u0131 (SMPS) Nedir? Anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131 \u2014 anahtarlamal\u0131 mod g\u00fc\u00e7 kayna\u011f\u0131, switch-mode g\u00fc\u00e7 kayna\u011f\u0131 veya k\u0131saca SMPS olarak da adland\u0131r\u0131l\u0131r \u2014 [\u2026] kullanarak elektrik g\u00fcc\u00fcn\u00fc bir formdan di\u011ferine d\u00f6n\u00fc\u015ft\u00fcren elektronik bir cihazd\u0131r.<\/p>","protected":false},"author":4,"featured_media":4798,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"none","_seopress_titles_title":"What Is a Switching Power Supply (SMPS)? How It Works, Types, and What to Look For","_seopress_titles_desc":"Complete guide to Switching Power Supplies (SMPS). Learn how they work, compare efficiency with linear power supplies, and explore industrial types and selection criteria.","_seopress_robots_index":"","footnotes":""},"categories":[79],"tags":[],"class_list":["post-4789","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mmlblog"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/posts\/4789","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/comments?post=4789"}],"version-history":[{"count":2,"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/posts\/4789\/revisions"}],"predecessor-version":[{"id":12108,"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/posts\/4789\/revisions\/12108"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/media\/4798"}],"wp:attachment":[{"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/media?parent=4789"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/categories?post=4789"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/tags?post=4789"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}