Do\u011frusal ve Anahtarlamal\u0131 G\u00fc\u00e7 Kaynaklar\u0131: M\u00fchendisler \u0130\u00e7in Pratik Bir Se\u00e7im K\u0131lavuzu<\/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 \u2014 plan gate approved *\/\n --body-bg: #FFFFFF;\n --body-text: #333333;\n --body-text-secondary: #6E6E6E;\n --heading-ink: #000000;\n --accent: #3B89D3;\n --accent-text: #1A6BB5;\n --accent-hot: #FD9649;\n --inverse-bg: #1E1E1E;\n --inverse-text: #FFFFFF;\n --inverse-text-secondary: #B0B0B0;\n --card-fill: #F0F7FC;\n --card-border: #E0E0E0;\n --card-text: #333333;\n --card-text-secondary: #6E6E6E;\n --table-stripe: #BBCFE0;\n --border-light: #E0E0E0;\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(--body-text);\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 {\n color: var(--accent-text); text-decoration: underline;\n }\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 .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 h4 { font-family: \"Roboto\", sans-serif; font-weight: 700; font-size: 18px; line-height: 1.2; color: var(--heading-ink); margin: 24px 0 8px; }\n .bd-post p { margin: 0 0 1em; }\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: var(--body-bg); padding: 16px 24px; margin: 24px 0; color: var(--body-text); font-style: italic; }\n .bd-post img { max-width: 100%; height: auto; }\n .bd-post .table-wrapper { overflow-x: auto; }\n .bd-post table { width: 100%; border-collapse: collapse; font-size: 15px; border-radius: 6px; overflow: hidden; }\n .bd-post th { background: var(--accent); color: var(--btn-white); font-family: \"Roboto\", sans-serif; font-weight: 600; font-size: 14px; text-transform: uppercase; letter-spacing: 0.5px; padding: 12px 16px; text-align: left; }\n .bd-post td { padding: 12px 16px; border-bottom: 1px solid var(--border-light); }\n .bd-post tr:nth-child(even) td { background: var(--table-stripe); }\n\n .bd-post [class*=\"bp-\"] { box-sizing: border-box; }\n .bd-post .bd-post-article > .bp-stat-dual,\n .bd-post .bd-post-article > .bp-card-hybrid,\n .bd-post .bd-post-article > .bp-checklist { margin: var(--gap-normal) 0; }\n .bd-post .bd-post-article > .bp-cta-end { margin: var(--gap-section) 0 0; }\n\n \/* BP-1: Stat Dual \u2014 accent solid-fill *\/\n .bd-post .bp-stat-dual { background: var(--accent); border-radius: 8px; padding: var(--pad-standard); display: flex; flex-direction: row; align-items: center; justify-content: space-around; color: var(--btn-white); }\n .bd-post .bp-stat-dual .bp-stat-item { text-align: center; flex: 1; }\n .bd-post .bp-stat-dual .bp-stat-number { font-family: \"Roboto\", sans-serif; font-weight: 700; font-size: 40px; line-height: 1.1; color: var(--btn-white); }\n .bd-post .bp-stat-dual .bp-stat-label { font-family: \"Manrope\", sans-serif; font-weight: 600; font-size: 14px; opacity: 0.85; margin-top: 4px; }\n .bd-post .bp-stat-dual .bp-stat-divider { width: 1px; align-self: stretch; background: var(--btn-white); opacity: 0.25; flex: 0 0 1px; }\n\n \/* BP-2: Hybrid Card \u2014 card-fill *\/\n .bd-post .bp-card-hybrid { background: var(--card-fill); border: 1px solid var(--card-border); border-radius: 8px; padding: var(--pad-standard); display: flex; gap: 16px; }\n .bd-post .bp-card-hybrid .bp-hybrid-icon { flex: 0 0 auto; display: flex; align-items: flex-start; padding-top: 2px; }\n .bd-post .bp-card-hybrid .bp-hybrid-icon svg { color: var(--accent); }\n .bd-post .bp-card-hybrid .bp-hybrid-body { flex: 1; }\n .bd-post .bp-card-hybrid .bp-hybrid-body h4 { margin-top: 0; }\n .bd-post .bp-card-hybrid .bp-hybrid-body p { color: var(--card-text); margin-bottom: 16px; }\n .bd-post .bp-card-hybrid .bp-hybrid-badges { display: flex; flex-wrap: wrap; gap: 8px; }\n .bd-post .bp-card-hybrid .bp-badge { font-family: \"Manrope\", sans-serif; font-weight: 600; font-size: 12px; color: var(--accent-text); background: var(--body-bg); border: 1px solid var(--accent); border-radius: 4px; padding: 4px 10px; }\n\n \/* BP-3: Checklist \u2014 card-fill *\/\n .bd-post .bp-checklist { background: var(--card-fill); border: 1px solid var(--card-border); border-radius: 8px; padding: var(--pad-standard); }\n .bd-post .bp-checklist .bp-checklist-title { font-family: \"Roboto\", sans-serif; font-weight: 700; font-size: 16px; color: var(--heading-ink); margin: 0 0 16px; }\n .bd-post .bp-checklist .bp-check-rows { display: flex; flex-direction: column; gap: 12px; }\n .bd-post .bp-checklist .bp-check-row { display: flex; align-items: flex-start; gap: 10px; padding: 8px 12px; border-radius: 4px; }\n .bd-post .bp-checklist .bp-check-row svg { flex: 0 0 auto; margin-top: 1px; color: var(--accent); transition: color 0.2s ease-out; }\n .bd-post .bp-checklist .bp-check-row:hover svg { color: var(--accent-hot); }\n .bd-post .bp-checklist .bp-check-row span { font-size: 15px; color: var(--card-text); }\n\n \/* CTA End \u2014 inverse solid-fill *\/\n .bd-post .bp-cta-end { background: var(--inverse-bg); border-radius: 8px; padding: var(--pad-standard); display: flex; flex-direction: column; align-items: center; text-align: center; gap: 12px; }\n .bd-post .bp-cta-end svg { color: var(--accent); }\n .bd-post .bp-cta-end h4 { font-family: \"Roboto\", sans-serif; font-weight: 700; font-size: 24px; line-height: 1.25; color: var(--inverse-text); margin: 0; }\n .bd-post .bp-cta-end p { color: var(--inverse-text-secondary); margin: 0; }\n .bd-post .bp-cta-end-btn { font-family: \"Manrope\", sans-serif; font-weight: 600; font-size: 15px; padding: 12px 28px; border-radius: 6px; border: none; cursor: pointer; background: var(--accent-hot); color: var(--btn-ink); text-decoration: none; display: inline-block; transition: transform 0.2s ease-out, box-shadow 0.2s ease-out, background 0.2s ease-out, color 0.2s ease-out; }\n .bd-post .bp-cta-end-btn:hover { background: var(--btn-white); color: var(--accent-text); }\n\n \/* Motion *\/\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 0.2s ease-out, transform 0.2s ease-out; }\n .bd-post h2:hover { color: var(--accent-text); transform: scale(1.01); }\n .bd-post .bp-stat-dual { transition: transform 0.2s ease-out, box-shadow 0.2s ease-out; }\n .bd-post .bp-stat-dual:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(0,0,0,0.10); }\n .bd-post .bp-card-hybrid { transition: transform 0.2s ease-out, box-shadow 0.2s ease-out; }\n .bd-post .bp-card-hybrid:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(0,0,0,0.08); }\n .bd-post .bp-checklist { transition: transform 0.2s ease-out, box-shadow 0.2s ease-out; }\n .bd-post .bp-checklist:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(0,0,0,0.08); }\n .bd-post .bp-cta-end-btn:hover { transform: translateY(-2px); box-shadow: 0 4px 14px rgba(0,0,0,0.25); }\n .bd-post .bd-post-article a { transition: color 0.2s ease-out, text-decoration-color 0.2s ease-out; }\n }\n\n \/* Mobile *\/\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-stat-dual { flex-direction: column; gap: 16px; }\n .bd-post .bp-stat-dual .bp-stat-divider { width: 60px; height: 1px; align-self: center; }\n .bd-post .bp-stat-dual .bp-stat-number { font-size: 30px; }\n .bd-post .bp-card-hybrid { flex-direction: column; }\n .bd-post .bp-card-hybrid .bp-hybrid-icon { padding-top: 0; }\n .bd-post .bp-cta-end h4 { font-size: 20px; }\n }\n <\/style>\n <article class=\"bd-post-article\">\n <h1><\/h1>\n\n <p>Do\u011frusal g\u00fc\u00e7 kayna\u011f\u0131 ile anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131 (SMPS) aras\u0131nda se\u00e7im yapmak, end\u00fcstriyel ekipman tasarlarken veya y\u00fckseltirken kar\u015f\u0131la\u015faca\u011f\u0131n\u0131z ilk kararlardan biridir. Her ikisi de giri\u015f gerilimini kararl\u0131 bir DC \u00e7\u0131k\u0131\u015fa d\u00f6n\u00fc\u015ft\u00fcr\u00fcr; ancak enerjiyi y\u00f6netme \u015fekilleri birbirinden daha farkl\u0131 olamazd\u0131. Ve bu fark, verimlilik, g\u00fcr\u00fclt\u00fc, boyut, maliyet ve nihayetinde sisteminizin sahada g\u00fcvenilir bir \u015fekilde \u00e7al\u0131\u015f\u0131p \u00e7al\u0131\u015fmayaca\u011f\u0131 gibi \u00f6nemli her alana yans\u0131r.<\/p>\n\n <p>Bu k\u0131lavuz, temel farkl\u0131l\u0131klar\u0131 ayr\u0131nt\u0131l\u0131 olarak ele al\u0131r, performanslar\u0131 kar\u015f\u0131la\u015ft\u0131rmal\u0131 olarak inceler, her bir t\u00fcr\u00fc ger\u00e7ek hayattaki uygulamalarla ili\u015fkilendirir ve pratik bir karar verme \u00e7er\u00e7evesi sunarak son bulur. \u0130ster bir kontrol paneli i\u00e7in teknik \u00f6zellik belirliyor, ister eski bir g\u00fc\u00e7 kayna\u011f\u0131n\u0131 de\u011fi\u015ftiriyor, ister tedarik\u00e7ileri de\u011ferlendiriyor olun, ihtiyac\u0131n\u0131z olan verileri ve karar verme mant\u0131\u011f\u0131n\u0131 burada bulacaks\u0131n\u0131z.<\/p>\n\n <h2>Do\u011frusal ve Anahtarlamal\u0131 G\u00fc\u00e7 Kaynaklar\u0131 Nas\u0131l \u00c7al\u0131\u015f\u0131r?<\/h2>\n<img decoding=\"async\" src=\"https:\/\/www.omch.com\/wp-content\/uploads\/2026\/07\/Gemini_Generated_Image_cfl83lcfl83lcfl8.webp\" alt=\"A\u00e7\u0131klama metni\" class=\"bd-post-image\" loading=\"lazy\">\n\n <p>Her iki g\u00fc\u00e7 kayna\u011f\u0131 t\u00fcr\u00fc de ayn\u0131 temel amaca hizmet eder: giri\u015f gerilimini al\u0131p temiz, reg\u00fcle edilmi\u015f bir DC \u00e7\u0131k\u0131\u015f\u0131 sa\u011flamak. Aradaki fark \u015fudur: <em>nas\u0131l<\/em> fazla enerjiyi onlar halleder.<\/p>\n\n <p>A <strong>do\u011frusal g\u00fc\u00e7 kayna\u011f\u0131<\/strong> do\u011frusal (aktif) b\u00f6lgesinde \u00e7al\u0131\u015fan bir seri ge\u00e7i\u015f transist\u00f6r\u00fc kullan\u0131r. Bunu bir de\u011fi\u015fken diren\u00e7 olarak d\u00fc\u015f\u00fcn\u00fcn: transist\u00f6r, sabit bir \u00e7\u0131k\u0131\u015f gerilimini korumak i\u00e7in direncini s\u00fcrekli olarak ayarlar ve fazla gerilim, transist\u00f6r \u00fczerinde d\u00fc\u015fer \u2014 \u0131s\u0131 olarak da\u011f\u0131t\u0131l\u0131r. Devre son derece basittir: bir \u015febeke frekans\u0131 transformat\u00f6r\u00fc AC \u015febeke gerilimini d\u00fc\u015f\u00fcr\u00fcr, bir do\u011frultucu ve filtre kondansat\u00f6r\u00fc reg\u00fcle edilmemi\u015f DC olu\u015fturur ve do\u011frusal reg\u00fclat\u00f6r bunu temizler. Ancak fizik kurallar\u0131 kesin bir s\u0131n\u0131r getirir: verimlilik asla Vout\/Vin \u00d7 100% de\u011ferini a\u015famaz. 12 V'yi 5 V'a d\u00fc\u015f\u00fcr\u00fcyorsan\u0131z, teorik maksimum verimlilik sadece 42%'dir. Geri kalan 58% ise \u0131s\u0131ya d\u00f6n\u00fc\u015f\u00fcr.<\/p>\n\n <p>A <strong>anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131 (SMPS)<\/strong> temelden farkl\u0131 bir yakla\u015f\u0131m benimsemektedir. Fazla enerjiyi bo\u015fa harcamak yerine, bir transist\u00f6r\u00fc y\u00fcksek h\u0131zl\u0131 bir anahtar olarak kullan\u0131r \u2014 tamamen A\u00c7IK ya da tamamen KAPALI konumda, end\u00fcstriyel \u00fcnitelerde tipik olarak 50 kHz ile 150 kHz aras\u0131nda. Darbe geni\u015flik mod\u00fclasyonu (PWM) denetleyicisi g\u00f6rev d\u00f6ng\u00fcs\u00fcn\u00fc de\u011fi\u015ftirir: A\u00c7IK a\u015famada enerji bir ind\u00fckt\u00f6rde veya transformat\u00f6rde depolan\u0131r; KAPALI a\u015famada ise depolanan bu enerji \u00e7\u0131k\u0131\u015fa verilir. Anahtar ya tamamen iletken (s\u0131f\u0131ra yak\u0131n gerilim d\u00fc\u015f\u00fc\u015f\u00fc) ya da tamamen engelleyici (s\u0131f\u0131ra yak\u0131n ak\u0131m) oldu\u011fundan, g\u00fc\u00e7 kayb\u0131 \u00f6nemli \u00f6l\u00e7\u00fcde azal\u0131r. \u201395 verimlilik de\u011ferleri yayg\u0131n olarak g\u00f6r\u00fcl\u00fcr. Modern senkron do\u011frultma tasar\u0131mlar\u0131 'in \u00f6tesine ge\u00e7mektedir.<\/p>\n\n <p>Bu ikilem \u015fimdiden g\u00f6ze \u00e7arp\u0131yor: basitlik ve sessizlik ile verimlilik ve karma\u015f\u0131kl\u0131k aras\u0131nda bir denge. Bir sonraki b\u00f6l\u00fcmde bu sezgiye say\u0131sal verilerle somut bir temel kazand\u0131r\u0131lmaktad\u0131r.<\/p>\n\n <h2>Kar\u015f\u0131la\u015ft\u0131rma: Verimlilik, G\u00fcr\u00fclt\u00fc, Boyut ve Maliyet<\/h2>\n\n <p>Do\u011frusal ve anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131 aras\u0131nda se\u00e7im yapmak, temelde d\u00f6rt boyutlu bir \u00f6d\u00fcn verme s\u00fcrecidir. Hi\u00e7bir topoloji bu d\u00f6rt boyutta da \u00fcst\u00fcnl\u00fck sa\u011flamaz; do\u011fru cevap, uygulaman\u0131z i\u00e7in hangisinin en \u00f6nemli oldu\u011funa ba\u011fl\u0131d\u0131r.<\/p>\n\n <div class=\"table-wrapper\">\n <table>\n <thead><tr><th>Boyut<\/th><th>Do\u011frusal G\u00fc\u00e7 Kayna\u011f\u0131<\/th><th>Anahtarlamal\u0131 G\u00fc\u00e7 Kayna\u011f\u0131 (SMPS)<\/th><th>\u00d6nemli Nokta<\/th><\/tr><\/thead>\n <tbody>\n <tr><td>Verimlilik<\/td><td>Otuz bin ile altm\u0131\u015f bir bin \u00fc\u00e7 y\u00fcz otuz \u00fc\u00e7 aras\u0131<\/td><td>Yetmi\u015f ila doksan be\u015f bin \u00fc\u00e7 peni<\/td><td>SMPS, 10 W'\u0131n \u00fczerindeki g\u00fc\u00e7 aral\u0131\u011f\u0131nda bask\u0131nd\u0131r<\/td><\/tr>\n <tr><td>\u00c7\u0131k\u0131\u015f G\u00fcr\u00fclt\u00fcs\u00fc\/Dalgalanma<\/td><td><1 mV RMS (tipik)<\/td><td>Tipik olarak 10\u201350 mV RMS<\/td><td>Linear, 10\u201350 kat daha sessizdir<\/td><\/tr>\n <tr><td>Boyut ve A\u011f\u0131rl\u0131k<\/td><td>Geni\u015f (50\/60 Hz transformat\u00f6r)<\/td><td>~1\/4 b\u00fcy\u00fckl\u00fc\u011f\u00fcnde<\/td><td>SMPS, g\u00fc\u00e7 yo\u011funlu\u011fu konusunda \u00f6nde<\/td><\/tr>\n <tr><td>Ge\u00e7ici Tepki<\/td><td>Sabit (50\u2013100 \u00b5s)<\/td><td>Daha yava\u015f (~300 \u00b5s)<\/td><td>Lineer sistem, y\u00fck ad\u0131mlar\u0131na daha h\u0131zl\u0131 tepki verir<\/td><\/tr>\n <tr><td>Is\u0131 Da\u011f\u0131l\u0131m\u0131<\/td><td>Y\u00fcksek \u2014 so\u011futucu gereklidir<\/td><td>D\u00fc\u015f\u00fck \u2014 \u00e7ok az so\u011futma gerektirir<\/td><td>SMPS daha az \u0131s\u0131n\u0131r<\/td><\/tr>\n <tr><td>50 W'dan az g\u00fc\u00e7te maliyet<\/td><td>Daha d\u00fc\u015f\u00fck malzeme listesi maliyeti<\/td><td>Daha fazla bile\u015fen say\u0131s\u0131<\/td><td>D\u00fc\u015f\u00fck g\u00fc\u00e7te do\u011frusal sistem daha ucuzdur<\/td><\/tr>\n <tr><td>100 W'dan fazla g\u00fc\u00e7te maliyet<\/td><td>Daha y\u00fcksek (transformat\u00f6r + so\u011futucu)<\/td><td>B\u00fcy\u00fck \u00f6l\u00e7ekte daha d\u00fc\u015f\u00fck<\/td><td>SMPS, daha y\u00fcksek g\u00fc\u00e7te daha ucuzdur<\/td><\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n\n <h3>Verimlilik ve Is\u0131: Neden Enerji Yar\u0131\u015f\u0131n\u0131 De\u011fi\u015fim Kazand\u0131r\u0131r?<\/h3>\n\n <p>Verimlilik fark\u0131, en \u00f6nemli ay\u0131rt edici unsurdur. Do\u011frusal bir kayna\u011f\u0131n verimlili\u011fi, giri\u015f-\u00e7\u0131k\u0131\u015f gerilim oran\u0131 taraf\u0131ndan belirlenir: D\u00fc\u015f\u00fc\u015f ne kadar b\u00fcy\u00fckse, \u0131s\u0131 olarak kaybedilen enerji o kadar fazla olur.<\/p>\n\n \n <div class=\"bp-stat-dual bd-reveal\">\n <div class=\"bp-stat-item\">\n <div class=\"bp-stat-number\">38 W<\/div>\n <div class=\"bp-stat-label\">Is\u0131 olarak kaybedilen (do\u011frusal)<\/div>\n <\/div>\n <div class=\"bp-stat-divider\"><\/div>\n <div class=\"bp-stat-item\">\n <div class=\"bp-stat-number\">1,5 W<\/div>\n <div class=\"bp-stat-label\">Is\u0131 olarak kaybedilen (SMPS)<\/div>\n <\/div>\n <\/div>\n\n <p>Sistem d\u00fczeyinde bu miktar h\u0131zla artar. 50% verimlili\u011fine sahip bir lineer g\u00fc\u00e7 kayna\u011f\u0131yla 7\/24 \u00e7al\u0131\u015fan 100 W\u2019l\u0131k bir y\u00fck, 85% verimlili\u011fine sahip bir SMPS\u2019ye k\u0131yasla y\u0131lda fazladan 307 kWh elektrik t\u00fcketir. End\u00fcstriyel elektrik tarifelerine g\u00f6re bu, her bir g\u00fc\u00e7 kayna\u011f\u0131 ba\u015f\u0131na y\u0131ll\u0131k $30\u201350 tutar\u0131ndad\u0131r \u2014 fabrika sahas\u0131nda d\u00fczinelerce panel oldu\u011funda bu rakam olduk\u00e7a anlaml\u0131 hale gelir.<\/p>\n\n <h3>G\u00fcr\u00fclt\u00fc, Dalgalanma ve EMI: Do\u011frusal Devrelerin Neden H\u00e2l\u00e2 \u00d6nemli Bir Yeri Var?<\/h3>\n\n <p>Bu, do\u011frusal g\u00fc\u00e7 kaynaklar\u0131n\u0131n h\u00e2l\u00e2 yeri doldurulamaz oldu\u011fu tek aland\u0131r. Bir SMPS, y\u00fcksek h\u0131zl\u0131 anahtarlama kenarlar\u0131ndan kaynaklanan g\u00fcr\u00fclt\u00fc \u00fcretir: H\u0131zl\u0131 di\/dt ve dv\/dt de\u011ferleri, \u00e7\u0131k\u0131\u015fta iletilen dalgalanmaya (genellikle 10\u201350 mV RMS) ve yak\u0131ndaki hassas devrelere kar\u0131\u015fabilecek yay\u0131lan EMI\u2019ye neden olur. Anahtarlama frekans\u0131n\u0131n harmonikleri, onlarca MHz\u2019e kadar uzanabilir.<\/p>\n\n <p>Buna kar\u015f\u0131l\u0131k, do\u011frusal bir g\u00fc\u00e7 kayna\u011f\u0131nda anahtarlama i\u015flemi yoktur. \u00c7\u0131k\u0131\u015f dalgalanmas\u0131 genellikle 1 mV RMS\u2019nin alt\u0131ndad\u0131r. Bu fark\u0131n \u00f6nemli oldu\u011fu uygulamalarda \u2014 >100 dB SNR hedefleyen ses \u00f6n amplifikat\u00f6rleri, -120 dBm seviyesindeki sinyalleri alan RF al\u0131c\u0131lar\u0131, mikrovolt d\u00fczeyinde \u00f6l\u00e7\u00fcm yapan hassas ADC\u2019ler \u2014 do\u011frusal g\u00fc\u00e7 kaynaklar\u0131 h\u00e2l\u00e2 tek se\u00e7enektir.<\/p>\n\n <p>Bir\u00e7ok m\u00fchendisin ba\u015fvurdu\u011fu pratik bir uzla\u015fma: SMPS\u2019nin arkas\u0131na bir d\u00fc\u015f\u00fck d\u00fc\u015f\u00fc\u015fl\u00fc do\u011frusal reg\u00fclat\u00f6r (LDO) yerle\u015ftirmek. SMPS, y\u00fcksek verimli ana voltaj d\u00fc\u015f\u00fcrme i\u015flemini \u00fcstlenirken, LDO d\u00fc\u015f\u00fck frekanslarda kalan dalgalanmay\u0131 60\u201380 dB oran\u0131nda bast\u0131r\u0131r. Verimlilikten 5\u201310% oran\u0131nda \u00f6d\u00fcn vererek, \u00e7ok daha temiz bir \u00e7\u0131k\u0131\u015f elde edersiniz.<\/p>\n\n <h3>Boyut ve A\u011f\u0131rl\u0131k: Manyetizman\u0131n Fizi\u011fi<\/h3>\n\n <p>Boyut fark\u0131 tek bir bile\u015fene ba\u011fl\u0131d\u0131r: transformat\u00f6r. Do\u011frusal bir g\u00fc\u00e7 kayna\u011f\u0131n\u0131n transformat\u00f6r\u00fc, 50 veya 60 Hz\u2019lik \u015febeke frekans\u0131nda \u00e7al\u0131\u015f\u0131r ve doymay\u0131 \u00f6nlemek i\u00e7in b\u00fcy\u00fck bir demir \u00e7ekirdek gerektirir. 100 W\u2019l\u0131k bir do\u011frusal g\u00fc\u00e7 kayna\u011f\u0131 2\u20135 kg a\u011f\u0131rl\u0131\u011f\u0131nda olabilir.<\/p>\n\n <p>Bir SMPS transformat\u00f6r\u00fc 50\u2013150 kHz frekans\u0131nda anahtarlama yapar \u2014 bu, yakla\u015f\u0131k 1.000 kat daha h\u0131zl\u0131d\u0131r. Her d\u00f6ng\u00fc ba\u015f\u0131na manyetik ak\u0131, frekansla ters orant\u0131l\u0131 oldu\u011fundan, \u00e7ekirde\u011fin kesit alan\u0131 yakla\u015f\u0131k 30 kat k\u00fc\u00e7\u00fcl\u00fcr. 240 W\u2019l\u0131k bir SMPS avucunuzun i\u00e7ine s\u0131\u011far; buna e\u015fde\u011fer bir lineer g\u00fc\u00e7 kayna\u011f\u0131 ise kal\u0131n bir s\u00f6zl\u00fck kadar yer kaplar.<\/p>\n\n <p>End\u00fcstriyel kontrol panelleri a\u00e7\u0131s\u0131ndan bunun somut bir sonucu vard\u0131r: Anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131, DIN ray\u0131 \u00fczerine monte edilebilecek kadar hafiftir. En d\u00fc\u015f\u00fck watt de\u011ferleri hari\u00e7 olmak \u00fczere, lineer g\u00fc\u00e7 kaynaklar\u0131 ise bu kadar hafif de\u011fildir.<\/p>\n\n <h3>Maliyet ve Karma\u015f\u0131kl\u0131k: Mesele Sadece Fiyat Etiketi De\u011fil<\/h3>\n\n <p>50 W\u2019\u0131n alt\u0131nda, do\u011frusal g\u00fc\u00e7 kayna\u011f\u0131n\u0131n malzeme listesi daha basit ve ucuzdur: bir transformat\u00f6r, redres\u00f6r k\u00f6pr\u00fcs\u00fc, filtre kondansat\u00f6r\u00fc ve LM7805 ($0.15\u20130.50) gibi bir reg\u00fclat\u00f6r IC\u2019si bu i\u015fi halleder. 50\u201375 W\u2019l\u0131k ge\u00e7i\u015f noktas\u0131n\u0131n \u00fczerinde, do\u011frusal g\u00fc\u00e7 kayna\u011f\u0131n\u0131n transformat\u00f6r ve so\u011futucu maliyetleri keskin bir \u015fekilde artar. Daha fazla bile\u015fene sahip ancak daha k\u00fc\u00e7\u00fck manyetik bile\u015fenlere sahip SMPS, daha ekonomik bir se\u00e7enek haline gelir.<\/p>\n\n <p>Ancak birim maliyet tek ba\u015f\u0131na yeterli bir g\u00f6sterge de\u011fildir. 5\u201310 y\u0131ll\u0131k hizmet \u00f6mr\u00fc boyunca elde edilen enerji tasarrufunu ve azalan so\u011futma gereksinimlerini de hesaba katt\u0131\u011f\u0131m\u0131zda, SMPS genellikle orta d\u00fczey g\u00fc\u00e7 seviyelerinde bile \u2014 \u00f6zellikle s\u00fcrekli \u00e7al\u0131\u015f\u0131r durumda olan end\u00fcstriyel uygulamalarda \u2014 toplam sahip olma maliyeti a\u00e7\u0131s\u0131ndan \u00fcst\u00fcn gelir.<\/p>\n\n <h2>Her Bir T\u00fcr\u00fcn \u00dcst\u00fcn Oldu\u011fu Alanlar: Ger\u00e7ek Hayatta Uygulama K\u0131lavuzu<\/h2>\n\n <p>Bir topolojiyi belirli bir kullan\u0131m senaryosuna uyarlamadan \u00f6nce y\u00f6n\u00fcn\u00fcz\u00fc bulman\u0131za yard\u0131mc\u0131 olacak \u00fc\u00e7 soru:<\/p>\n\n <ol>\n <li><strong>Y\u00fck\u00fcm g\u00fcr\u00fclt\u00fcye ne kadar duyarl\u0131d\u0131r?<\/strong> Devreniz mikrovolt d\u00fczeyinde \u00f6l\u00e7\u00fcm yap\u0131yorsa veya ses sinyalini g\u00fc\u00e7lendiriyorsa, do\u011frusal devreleri tercih edin.<\/li>\n <li><strong>G\u00fc\u00e7 seviyem ve alan b\u00fct\u00e7em nedir?<\/strong> 50 W\u2019\u0131n \u00fczerinde veya dar bir muhafaza i\u00e7indeyken, SMPS varsay\u0131lan se\u00e7enek haline gelir.<\/li>\n <li><strong>Step-up, \u00e7oklu \u00e7\u0131k\u0131\u015f veya galvanik izolasyona ihtiyac\u0131m var m\u0131?<\/strong> E\u011fer \u00f6yleyse, bir anahtarlama topolojisine ihtiyac\u0131n\u0131z var. Do\u011frusal g\u00fc\u00e7 kaynaklar\u0131 yaln\u0131zca gerilimi d\u00fc\u015f\u00fcrebilir.<\/li>\n <\/ol>\n\n <h3>Do\u011frusal Y\u00f6ntem Ne Zaman Do\u011fru Se\u00e7imdir?<\/h3>\n\n <p>Do\u011frusal g\u00fc\u00e7 kaynaklar\u0131 g\u00fcn\u00fcm\u00fczde nispeten dar bir pazarda yer almaktad\u0131r, ancak bu pazarda vazge\u00e7ilmez bir konuma sahiptir:<\/p>\n\n <ul>\n <li><strong>Laboratuvar ve test ekipmanlar\u0131<\/strong>: Osiloskoplar, spektrum analiz\u00f6rleri ve sinyal \u00fcrete\u00e7leri, g\u00fc\u00e7 kayna\u011f\u0131n\u0131n \u00f6l\u00e7meye \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131z sinyali g\u00f6lgelememesi i\u00e7in yeterince d\u00fc\u015f\u00fck g\u00fcr\u00fclt\u00fc taban\u0131na sahip olmal\u0131d\u0131r.<\/li>\n <li><strong>T\u0131bbi cihazlar<\/strong>: EKG ve EEG cihazlar\u0131, hasta monit\u00f6rleri ve cerrahi ekipmanlar, IEC 60601-1-2 standard\u0131ndaki EMC gerekliliklerini kar\u015f\u0131lamal\u0131d\u0131r. G\u00fc\u00e7 kayna\u011f\u0131ndan kaynaklanan d\u00fc\u015f\u00fck EMI, sadece bir performans tercihi de\u011fil, ayn\u0131 zamanda bir uygunluk sorunudur.<\/li>\n <li><strong>Y\u00fcksek kaliteli ses<\/strong>: \u00d6n amplifikat\u00f6rler, pikap amplifikat\u00f6rleri ve DAC\u2019ler, g\u00fc\u00e7 kayna\u011f\u0131ndan kaynaklanan her t\u00fcrl\u00fc g\u00fcr\u00fclt\u00fcy\u00fc do\u011frudan sinyal zincirine ta\u015f\u0131r. 100 dB\u2019den fazla SNR hedefleyen sistemler i\u00e7in, 500 \u00b5V RMS\u2019nin alt\u0131ndaki g\u00fc\u00e7 kayna\u011f\u0131 dalgalanmas\u0131 temel bir gerekliliktir.<\/li>\n <li><strong>RF ve kablosuz ekipmanlar<\/strong>: -120 dBm hassasiyetinde \u00e7al\u0131\u015fan al\u0131c\u0131 \u00f6n u\u00e7lar\u0131, g\u00fc\u00e7 hatt\u0131ndan kaynaklanan anahtarlama harmoniklerini tolere edemez.<\/li>\n <\/ul>\n\n <h3>De\u011fi\u015fim Hakim Oldu\u011funda<\/h3>\n\n <p>Anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131, modern end\u00fcstride standart tercih olarak kabul edilmektedir ve bunun iyi bir nedeni vard\u0131r:<\/p>\n\n <ul>\n <li><strong>End\u00fcstriyel otomasyon<\/strong>: PLC\u2019lere, sens\u00f6rlere ve G\/\u00c7 mod\u00fcllerine g\u00fc\u00e7 sa\u011flayan 24 VDC DIN ray\u0131 g\u00fc\u00e7 kaynaklar\u0131n\u0131n b\u00fcy\u00fck \u00e7o\u011funlu\u011fu SMPS\u2019dir. Bu kaynaklar evrensel AC giri\u015fini (85\u2013264 VAC, 50\/60 Hz) destekler, standart ray form fakt\u00f6rlerine uygundur ve kompakt bir tasar\u0131mda 15 W ila 960 W aras\u0131nda g\u00fc\u00e7 sa\u011flar. UL 508A standard\u0131na g\u00f6re \u00fcretilmi\u015f kontrol panelleri i\u00e7in anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131 pratik bir standartt\u0131r.<\/li>\n <li><strong>Y\u00fcksek g\u00fc\u00e7l\u00fc sistemler<\/strong>: Sunucu raflar\u0131 (96% modelinde 80 PLUS Titanium verimlilik), telekom baz istasyonlar\u0131, elektrikli ara\u00e7 \u015farj altyap\u0131s\u0131 ve elektrokaplama gibi end\u00fcstriyel s\u00fcre\u00e7lerin t\u00fcm\u00fc, do\u011frusal g\u00fc\u00e7 kaynaklar\u0131n\u0131n bulunmad\u0131\u011f\u0131 g\u00fc\u00e7 seviyelerinde \u00e7al\u0131\u015fmaktad\u0131r.<\/li>\n <li><strong>Ta\u015f\u0131nabilir ve pille \u00e7al\u0131\u015fan cihazlar<\/strong>: Her telefon \u015farj cihaz\u0131, diz\u00fcst\u00fc bilgisayar adapt\u00f6r\u00fc ve ta\u015f\u0131nabilir cihaz, \u00e7al\u0131\u015fma s\u00fcresini en \u00fcst d\u00fczeye \u00e7\u0131karmak ve \u0131s\u0131l ayak izini en aza indirmek i\u00e7in SMPS verimlili\u011fine ba\u011fl\u0131d\u0131r.<\/li>\n <li><strong>Esnek gerilim d\u00f6n\u00fc\u015ft\u00fcrme gerektiren uygulamalar<\/strong>: Boost, buck-boost, flyback, forward ve izole topolojilerin t\u00fcm\u00fc yaln\u0131zca anahtarlamal\u0131d\u0131r. Do\u011frusal g\u00fc\u00e7 kaynaklar\u0131 ise sadece d\u00fc\u015f\u00fcrme (buck) d\u00f6n\u00fc\u015f\u00fcm\u00fcyle s\u0131n\u0131rl\u0131d\u0131r.<\/li>\n <\/ul>\n\n <h3>Hibrit Yakla\u015f\u0131m: Hem Verimlilik Hem de D\u00fc\u015f\u00fck G\u00fcr\u00fclt\u00fc<\/h3>\n\n <p>Daha fazla dikkat edilmesi gereken bir strateji: Birincil y\u00fcksek verimli d\u00fc\u015f\u00fcrme a\u015famas\u0131 i\u00e7in bir anahtarlamal\u0131 reg\u00fclat\u00f6r kullan\u0131n, ard\u0131ndan g\u00fcr\u00fclt\u00fcye duyarl\u0131 raylarda son d\u00fczenleme i\u00e7in bir LDO kullan\u0131n. Kar\u0131\u015f\u0131k sinyal kartlar\u0131 i\u00e7in bu, MCU ve dijital mant\u0131\u011f\u0131n do\u011frudan SMPS'den \u00e7al\u0131\u015ft\u0131r\u0131lmas\u0131, ADC ve op-amp raylar\u0131n\u0131n ise bir LDO'dan ge\u00e7mesi anlam\u0131na gelir. Birle\u015fik verimlilik, SMPS verimlili\u011fi \u00d7 (Vout_LDO \/ Vin_LDO) \u015feklindedir \u2014 genellikle toplamda 80\u201390% civar\u0131ndad\u0131r ve \u00e7\u0131k\u0131\u015f g\u00fcr\u00fclt\u00fcs\u00fc 1 mV RMS'nin alt\u0131ndad\u0131r.<\/p>\n\n <p>Dikkat \u00e7ekmesi gereken bir uygulama detay\u0131: Bir LDO\u2019nun g\u00fc\u00e7 kayna\u011f\u0131 dalgalanma bast\u0131rma (PSRR) performans\u0131 y\u00fcksek frekanslarda azal\u0131r; tipik olarak 120 Hz\u2019de 60\u201380 dB olan de\u011fer, 100 kHz\u2019nin \u00fczerinde 20\u201330 dB\u2019ye d\u00fc\u015fer. Bunu telafi etmek i\u00e7in, ya daha d\u00fc\u015f\u00fck anahtarlama frekans\u0131na (<100 kHz) sahip bir SMPS se\u00e7in ya da SMPS \u00e7\u0131k\u0131\u015f\u0131 ile LDO giri\u015fi aras\u0131na, kesme frekans\u0131 anahtarlama frekans\u0131n\u0131n yakla\u015f\u0131k onda biri olacak \u015fekilde ayarlanm\u0131\u015f bir LC filtresi ekleyin.<\/p>\n\n \n <div class=\"bp-card-hybrid bd-reveal\">\n <div class=\"bp-hybrid-icon\">\n <svg width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><rect x=\"4\" y=\"4\" width=\"16\" height=\"16\" rx=\"2\" ry=\"2\"\/><rect x=\"9\" y=\"9\" width=\"6\" height=\"6\"\/><line x1=\"9\" y1=\"1\" x2=\"9\" y2=\"4\"\/><line x1=\"15\" y1=\"1\" x2=\"15\" y2=\"4\"\/><line x1=\"9\" y1=\"20\" x2=\"9\" y2=\"23\"\/><line x1=\"15\" y1=\"20\" x2=\"15\" y2=\"23\"\/><line x1=\"20\" y1=\"9\" x2=\"23\" y2=\"9\"\/><line x1=\"20\" y1=\"14\" x2=\"23\" y2=\"14\"\/><line x1=\"1\" y1=\"9\" x2=\"4\" y2=\"9\"\/><line x1=\"1\" y1=\"14\" x2=\"4\" y2=\"14\"\/><\/svg>\n <\/div>\n <div class=\"bp-hybrid-body\">\n <h4>Hibritin \u0130deal Noktas\u0131<\/h4>\n <p>Bir SMPS, \u201395% verimlilikle ana voltaj d\u00fc\u015f\u00fcrme i\u015flemini ger\u00e7ekle\u015ftirir. Bir LDO ise \u00e7\u0131k\u0131\u015ftaki g\u00fcr\u00fclt\u00fcy\u00fc <1 mV RMS seviyesine indirir. %5\u201310% verimlilikten \u00f6d\u00fcn vererek hassas s\u0131n\u0131f g\u00fc\u00e7 elde edersiniz \u2014 bu, kar\u0131\u015f\u0131k sinyalli PCB tasar\u0131m\u0131nda kullan\u0131lan mimariyle ayn\u0131d\u0131r.<\/p>\n <div class=\"bp-hybrid-badges\">\n <span class=\"bp-badge\">Dijital + Analog<\/span>\n <span class=\"bp-badge\">RF Sistemleri<\/span>\n <span class=\"bp-badge\">Hassas ADC<\/span>\n <\/div>\n <\/div>\n <\/div>\n\n <h2>Teknik \u00d6zellik Tablosunun \u00d6tesinde: G\u00fc\u00e7 Kayna\u011f\u0131 Tedarik\u00e7isi Se\u00e7imi<\/h2>\n\n <p>Do\u011fru topolojiyi se\u00e7mek, i\u015fin sadece yar\u0131s\u0131d\u0131r. Ka\u011f\u0131t \u00fczerinde ayn\u0131 teknik \u00f6zelliklere sahip iki anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131, pratikte \u00f6nemli \u00f6l\u00e7\u00fcde farkl\u0131 g\u00fcvenilirlik seviyeleri sergileyebilir. Aradaki fark, \u00fcretim kalitesinde, bile\u015fen tedarikinde ve testlerin titizli\u011finde yatmaktad\u0131r.<\/p>\n\n <h3>\u00d6nemli Sertifikalar<\/h3>\n\n <p>S\u0131n\u0131r \u00f6tesi tedarik s\u00f6z konusu oldu\u011funda, sertifikalar iste\u011fe ba\u011fl\u0131 de\u011fildir. Bu sertifikalar, g\u00f6nderinizin g\u00fcmr\u00fckten ge\u00e7ip ge\u00e7meyece\u011fini ve son m\u00fc\u015fterinizin ekipman\u0131n\u0131n kendi uygunluk denetiminden ge\u00e7ip ge\u00e7meyece\u011fini belirler:<\/p>\n\n <ul>\n <li><strong>Avrupa Birli\u011fi<\/strong>: CE i\u015fareti, g\u00fcvenlik a\u00e7\u0131s\u0131ndan D\u00fc\u015f\u00fck Gerilim Direktifi\u2019ne (LVD 2014\/35\/AB) ve Elektromanyetik Uyumluluk Direktifi\u2019ne (2014\/30\/AB) uygunlu\u011fu gerektirir. \u00d6zellikle SMPS \u00fcniteleri i\u00e7in, IEC 61204-3 standard\u0131, d\u00fc\u015f\u00fck gerilim anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131na ili\u015fkin elektromanyetik uyumluluk gerekliliklerini kapsar.<\/li>\n <li><strong>Kuzey Amerika<\/strong>: UL 508, end\u00fcstriyel kontrol ekipmanlar\u0131n\u0131 kapsar. Bu standart, t\u00fcketici s\u0131n\u0131f\u0131 UL 60950\/62368 standard\u0131ndan daha kat\u0131d\u0131r. Uygulaman\u0131zda kontrol panelleri kullan\u0131l\u0131yorsa, UL 508 sertifikas\u0131 al\u0131nmas\u0131n\u0131 \u0131srarla talep edin.<\/li>\n <li><strong>\u00c7in ve Asya<\/strong>: \u00c7in pazar\u0131na sat\u0131lan \u00fcr\u00fcnler i\u00e7in CCC (\u00c7in Zorunlu Sertifikasyonu) zorunludur.<\/li>\n <li><strong>Uluslararas\u0131 referans de\u011feri<\/strong>: ISO 9001:2015 sertifikas\u0131, kalite y\u00f6netimi a\u00e7\u0131s\u0131ndan temel bir gerekliliktir. Bu sertifikan\u0131n varl\u0131\u011f\u0131 \u00fcr\u00fcn kalitesini garanti etmez; ancak yoklu\u011fu bir uyar\u0131 i\u015faretidir.<\/li>\n <\/ul>\n\n <p>Bir tedarik\u00e7inin sertifikalar\u0131n\u0131 incelerken, sadece logolara bakmay\u0131n. Sertifika numaralar\u0131n\u0131 isteyin, kapsam\u0131n \u00fcr\u00fcn\u00fcn\u00fcz\u00fcn g\u00fc\u00e7 aral\u0131\u011f\u0131n\u0131 kapsad\u0131\u011f\u0131n\u0131 do\u011frulay\u0131n ve sertifikalar\u0131n ge\u00e7erli olup olmad\u0131\u011f\u0131n\u0131 kontrol edin.<\/p>\n\n <h3>\u00dcretim Kalite G\u00f6stergeleri<\/h3>\n\n <p>Ayn\u0131 devre topolojisi, ayn\u0131 kontrol\u00f6r IC\u2019si, hatta ayn\u0131 malzeme listesi (BOM) \u2014 ve yine de iki fabrika, sahada ar\u0131za oranlar\u0131 a\u00e7\u0131s\u0131ndan 3\u20135 kat fark g\u00f6steren \u00fcr\u00fcnler \u00fcretebiliyor. \u0130\u015fte bu fark\u0131n nedeni:<\/p>\n\n <p><strong>Par\u00e7a tedariki ve gelen malzeme denetimi.<\/strong> Elektrolitik kondansat\u00f6rler, anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131nda en s\u0131k ar\u0131za g\u00f6r\u00fclen par\u00e7alard\u0131r. \u00d6m\u00fcrleri Arrhenius ba\u011f\u0131nt\u0131s\u0131na g\u00f6re belirlenir: s\u0131cakl\u0131k her 10 \u00b0C artt\u0131\u011f\u0131nda beklenen \u00f6m\u00fcr yar\u0131ya iner. 105\u00b0C ve 5.000\u201310.000 saatlik \u00e7al\u0131\u015fma \u00f6mr\u00fcne sahip markal\u0131 kondansat\u00f6rler (Rubycon, Nichicon, Panasonic) kullanan ve bunlar\u0131 giri\u015f denetiminde do\u011frulayan bir tedarik\u00e7i, yaln\u0131zca fiyat\u0131 g\u00f6z \u00f6n\u00fcnde bulundurarak markas\u0131z kondansat\u00f6rler sat\u0131n alan bir tedarik\u00e7iden \u00e7ok farkl\u0131 bir seviyede faaliyet g\u00f6sterir.<\/p>\n\n <p><strong>\u00dcretim s\u00fcreci kontrol\u00fc.<\/strong> Otomatik SMT yerle\u015ftirme hatlar\u0131, binlerce \u00fcnite boyunca tutarl\u0131 lehim ba\u011flant\u0131 kalitesi sa\u011flar. 98%\u2019nin \u00fczerindeki ilk ge\u00e7i\u015f verimi, olgun bir s\u00fcre\u00e7 kontrol\u00fcn\u00fc g\u00f6sterir. 95%\u2019nin alt\u0131ndaki de\u011ferler, yeniden i\u015fleme s\u0131kl\u0131\u011f\u0131n\u0131n y\u00fcksek oldu\u011funu g\u00f6sterir ve yeniden i\u015flenmi\u015f kartlarda gizli ar\u0131za oranlar\u0131 daha y\u00fcksektir.<\/p>\n\n <p><strong>\u00dcretim hatt\u0131 sonu testi.<\/strong> As\u0131l \u00f6nemli soru \u015fudur: Fabrika, 100% tam y\u00fck yanma testi mi yap\u0131yor, yoksa sadece numuneye dayal\u0131 rastgele kontroller mi? D\u00fczg\u00fcn bir yanma testi, her bir \u00fcniteyi 40\u201360 \u00b0C\u2019lik bir ortamda 4\u201324 saat boyunca tam nominal y\u00fckte \u00e7al\u0131\u015ft\u0131rarak, erken ar\u0131zalar\u0131 m\u00fc\u015fteriye ula\u015fmadan eler. Y\u00fck reg\u00fclasyonu, dalgalanma ve g\u00fcr\u00fclt\u00fc, verimlilik e\u011frisi ve dielektrik dayan\u0131m gibi 100% i\u015flevsel testleriyle birle\u015ftirildi\u011finde, bu testler s\u0131radan g\u00fc\u00e7 kaynaklar\u0131n\u0131 end\u00fcstriyel s\u0131n\u0131f \u00fcr\u00fcnlerden ay\u0131r\u0131r.<\/p>\n\n <p><strong>Tedarik zincirinin kapsam\u0131.<\/strong> Kendi \u00fcretim hatlar\u0131na sahip bir \u00fcretici, teslim s\u00fcrelerini, kalite tutarl\u0131l\u0131\u011f\u0131n\u0131 ve \u00f6zelle\u015ftirme kapasitesini kontrol eder. \u00dcst kademe fabrikalara ba\u011f\u0131ml\u0131 olan bir ticaret \u015firketi ise bunlar\u0131n hi\u00e7birini kontrol edemez. Tekrarl\u0131 sipari\u015fler veren veya OEM\/ODM de\u011fi\u015fikliklerine ihtiya\u00e7 duyan al\u0131c\u0131lar i\u00e7in bu ayr\u0131m son derece \u00f6nemlidir.<\/p>\n\n \n <div class=\"bp-checklist bd-reveal\">\n <div class=\"bp-checklist-title\">Kalite G\u00f6stergeleri Kontrol Listesi<\/div>\n <div class=\"bp-check-rows\">\n <div class=\"bp-check-row\">\n <svg width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M22 11.08V12a10 10 0 1 1-5.93-9.14\"\/><polyline points=\"22 4 12 14.01 9 11.01\"\/><\/svg>\n <span>105 \u00b0C \/ 5.000\u201310.000 saat nominal \u00f6m\u00fcrl\u00fc markal\u0131 elektrolitik kondansat\u00f6rler<\/span>\n <\/div>\n <div class=\"bp-check-row\">\n <svg width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M22 11.08V12a10 10 0 1 1-5.93-9.14\"\/><polyline points=\"22 4 12 14.01 9 11.01\"\/><\/svg>\n <span>\u0130lk denemede verim oran\u0131 98%\u2019nin \u00fczerinde olan otomatik SMT hatlar\u0131<\/span>\n <\/div>\n <div class=\"bp-check-row\">\n <svg width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M22 11.08V12a10 10 0 1 1-5.93-9.14\"\/><polyline points=\"22 4 12 14.01 9 11.01\"\/><\/svg>\n <span>100% tam y\u00fckte eskitme testi (40\u201360 \u00b0C\u2019de 4\u201324 saat)<\/span>\n <\/div>\n <div class=\"bp-check-row\">\n <svg width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M22 11.08V12a10 10 0 1 1-5.93-9.14\"\/><polyline points=\"22 4 12 14.01 9 11.01\"\/><\/svg>\n <span>\u00dcreticiye ait \u00fcretim tesisi (ticaret \u015firketi de\u011fil)<\/span>\n <\/div>\n <\/div>\n <\/div>\n\n <h2>Son Karar: Do\u011frusal m\u0131, Anahtarlamal\u0131 m\u0131?<\/h2>\n\n <p>Art\u0131k durum netle\u015fmi\u015f olmal\u0131: Evrensel bir \u201cdaha iyi\u201d diye bir \u015fey yoktur. Sadece \u201c\u015fu i\u00e7in daha iyi\u201d vard\u0131r. <em>senin<\/em> uygulama.\u201d Bu karar tablosunu h\u0131zl\u0131 bir ba\u015fvuru kayna\u011f\u0131 olarak kullan\u0131n:<\/p>\n\n <div class=\"table-wrapper\">\n <table>\n <thead><tr><th>E\u011fer \u00f6nceli\u011finiz\u2026<\/th><th>En iyi se\u00e7iminiz \u015fudur\u2026<\/th><\/tr><\/thead>\n <tbody>\n <tr><td>Hassas analog devreler i\u00e7in son derece d\u00fc\u015f\u00fck g\u00fcr\u00fclt\u00fc<\/td><td>Do\u011frusal g\u00fc\u00e7 kayna\u011f\u0131<\/td><\/tr>\n <tr><td>Maksimum verimlilik ve minimum \u0131s\u0131<\/td><td>Anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131 (SMPS)<\/td><\/tr>\n <tr><td>Kompakt boyut ve DIN ray\u0131 montaj\u0131<\/td><td>Anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131 (SMPS)<\/td><\/tr>\n <tr><td>Basit tasar\u0131m, 50 W'\u0131n alt\u0131nda en d\u00fc\u015f\u00fck malzeme maliyeti<\/td><td>Do\u011frusal g\u00fc\u00e7 kayna\u011f\u0131<\/td><\/tr>\n <tr><td>100 W\u2019\u0131n \u00fczerindeki y\u00fcksek g\u00fc\u00e7<\/td><td>Anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131 (SMPS)<\/td><\/tr>\n <tr><td>Hem verimlilik <em>ve<\/em> d\u00fc\u015f\u00fck g\u00fcr\u00fclt\u00fc<\/td><td>Hibrit: SMPS + LDO son a\u015fama reg\u00fclasyonu<\/td><\/tr>\n <tr><td>Tekrarlanan sipari\u015flerde tutarl\u0131 kalite<\/td><td>Kendi \u00fcretim tesisine sahip bir \u00fcreticiyle \u00e7al\u0131\u015f\u0131n<\/td><\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n\n <p>E\u011fer tek bir genel kural\u0131 akl\u0131n\u0131zda tutacaksan\u0131z: 50 W\u2019\u0131n \u00fczerindeyse veya yer k\u0131s\u0131tlamas\u0131 varsa anahtarlamal\u0131 devreyi tercih edin; 50 W\u2019\u0131n alt\u0131nda g\u00fcr\u00fclt\u00fc a\u00e7\u0131s\u0131ndan kritikse do\u011frusal devreyi tercih edin; her ikisine de ihtiyac\u0131n\u0131z varsa hibrit devreyi tercih edin.<\/p>\n\n \n <div class=\"bp-cta-end bd-reveal\">\n <svg width=\"28\" height=\"28\" 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\"\/><\/svg>\n <h4>Bir Sonraki G\u00fc\u00e7 Kayna\u011f\u0131n\u0131z\u0131 G\u00fcvenle Se\u00e7in<\/h4>\n <p>38 y\u0131ll\u0131k \u00fcretim tecr\u00fcbesine sahip bir \u00fcreticinin sundu\u011fu DIN ray\u0131 tipi anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131 se\u00e7eneklerini kar\u015f\u0131la\u015ft\u0131r\u0131n.<\/p>\n <a class=\"bp-cta-end-btn\" href=\"https:\/\/www.omch.com\/tr\/contact\/\" target=\"_self\">DIN Ray\u0131 G\u00fc\u00e7 Kaynaklar\u0131na G\u00f6z At\u0131n <svg width=\"16\" height=\"16\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"vertical-align: -3px; margin-left: 4px;\"><line x1=\"5\" y1=\"12\" x2=\"19\" y2=\"12\"\/><polyline points=\"12 5 19 12 12 19\"\/><\/svg><\/a>\n <\/div>\n\n <p><em>15 W ile 480 W aras\u0131nda g\u00fc\u00e7 aral\u0131\u011f\u0131na sahip, CE, CCC ve RoHS uyumlu, tamamen otomatik SMT hatlar\u0131 ve 100% yanma testi ile donat\u0131lm\u0131\u015f 8000 m\u00b2\u2019lik bir tesiste \u00fcretilen end\u00fcstriyel DIN ray\u0131 anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131 se\u00e7eneklerini de\u011ferlendiren m\u00fchendisler ve sat\u0131n alma sorumlular\u0131 i\u00e7in OMCH\u2019nin katalo\u011fu, tedarik\u00e7ilerin yetkinliklerini kar\u015f\u0131la\u015ft\u0131rmak \u00fczere pratik bir referans noktas\u0131 sunmaktad\u0131r.<\/em><\/p>\n\n <h2>Kaynak\u00e7a<\/h2>\n\n <ol>\n <li>Basso, Christophe. <em>Do\u011frusal ve Anahtarlamal\u0131 G\u00fc\u00e7 Kaynaklar\u0131 i\u00e7in Kontrol D\u00f6ng\u00fclerinin Tasar\u0131m\u0131: Bir E\u011fitim K\u0131lavuzu<\/em>. Artech House, 2012.<\/li>\n <li>IEC 61204-3:2016. <em>Al\u00e7ak gerilimli anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131 \u2014 B\u00f6l\u00fcm 3: Elektromanyetik uyumluluk (EMC)<\/em>. Uluslararas\u0131 Elektroteknik Komisyonu.<\/li>\n <li>IEC 60601-1-2:2014. <em>T\u0131bbi elektrikli cihazlar \u2014 B\u00f6l\u00fcm 1-2: Temel g\u00fcvenlik ve asgari performans i\u00e7in genel \u015fartlar \u2014 \u0130lgili Standart: Elektromanyetik bozulmalar<\/em>. Uluslararas\u0131 Elektroteknik Komisyonu.<\/li>\n <li>UL 508A. <em>End\u00fcstriyel Kontrol Panelleri Standard\u0131<\/em>. Underwriters Laboratories.<\/li>\n <li><a href=\"https:\/\/www.omch.com\/tr\/switch-mode-power-supply\/\">OMCH DIN ray\u0131 anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131<\/a><\/li>\n <li><a href=\"https:\/\/www.omch.com\/tr\/8000m%C2%B2-factory\/\">OMCH \u00fcretim tesisi<\/a><\/li>\n <li><a href=\"https:\/\/www.omch.com\/tr\/\">OMCH<\/a><\/li>\n <\/ol>\n <\/article>\n<\/div>\n\n<\/body><\/html>","protected":false},"excerpt":{"rendered":"<p>Do\u011frusal ve Anahtarlamal\u0131 G\u00fc\u00e7 Kaynaklar\u0131: M\u00fchendisler \u0130\u00e7in Pratik Bir Se\u00e7im K\u0131lavuzu End\u00fcstriyel ekipman tasarlarken veya y\u00fckseltirken kar\u015f\u0131la\u015faca\u011f\u0131n\u0131z ilk kararlardan biri, do\u011frusal g\u00fc\u00e7 kayna\u011f\u0131 ile anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131 (SMPS) aras\u0131nda se\u00e7im yapmakt\u0131r. Her ikisi de giri\u015f gerilimini kararl\u0131 bir DC \u00e7\u0131k\u0131\u015fa d\u00f6n\u00fc\u015ft\u00fcr\u00fcr \u2014 ancak enerjiyi y\u00f6netme \u015fekilleri birbirinden \u00e7ok farkl\u0131d\u0131r [\u2026]<\/p>","protected":false},"author":4,"featured_media":5269,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Linear vs Switching Power Supply: A Practical Selection Guide for Engineers","_seopress_titles_desc":"Compare linear and switching power supplies (SMPS) with this practical selection guide for engineers. Learn how to balance efficiency, noise, size, and cost.","_seopress_robots_index":"","footnotes":""},"categories":[79],"tags":[],"class_list":["post-5264","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\/5264","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=5264"}],"version-history":[{"count":5,"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/posts\/5264\/revisions"}],"predecessor-version":[{"id":12028,"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/posts\/5264\/revisions\/12028"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/media\/5269"}],"wp:attachment":[{"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/media?parent=5264"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/categories?post=5264"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/tags?post=5264"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

{"id":5264,"date":"2025-05-30T09:24:02","date_gmt":"2025-05-30T09:24:02","guid":{"rendered":"https:\/\/www.omch.com\/?p=5264"},"modified":"2026-07-15T09:12:58","modified_gmt":"2026-07-15T09:12:58","slug":"linear-vs-switching-power-supply","status":"publish","type":"post","link":"https:\/\/www.omch.com\/tr\/linear-vs-switching-power-supply\/","title":{"rendered":"Do\u011frusal ve Anahtarlamal\u0131 G\u00fc\u00e7 Kaynaklar\u0131: M\u00fchendisler \u0130\u00e7in Pratik Bir Se\u00e7im K\u0131lavuzu"},"content":{"rendered":"\n\n \n \n Do\u011frusal ve Anahtarlamal\u0131 G\u00fc\u00e7 Kaynaklar\u0131: M\u00fchendisler \u0130\u00e7in Pratik Bir Se\u00e7im K\u0131lavuzu<\/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 \u2014 plan gate approved *\/\n --body-bg: #FFFFFF;\n --body-text: #333333;\n --body-text-secondary: #6E6E6E;\n --heading-ink: #000000;\n --accent: #3B89D3;\n --accent-text: #1A6BB5;\n --accent-hot: #FD9649;\n --inverse-bg: #1E1E1E;\n --inverse-text: #FFFFFF;\n --inverse-text-secondary: #B0B0B0;\n --card-fill: #F0F7FC;\n --card-border: #E0E0E0;\n --card-text: #333333;\n --card-text-secondary: #6E6E6E;\n --table-stripe: #BBCFE0;\n --border-light: #E0E0E0;\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(--body-text);\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 h2:hover { color: var(--accent-text); transform: scale(1.01); }\n .bd-post .bp-stat-dual { transition: transform 0.2s ease-out, box-shadow 0.2s ease-out; }\n .bd-post .bp-stat-dual:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(0,0,0,0.10); }\n .bd-post .bp-card-hybrid { transition: transform 0.2s ease-out, box-shadow 0.2s ease-out; }\n .bd-post .bp-card-hybrid:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(0,0,0,0.08); }\n .bd-post .bp-checklist { transition: transform 0.2s ease-out, box-shadow 0.2s ease-out; }\n .bd-post .bp-checklist:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(0,0,0,0.08); }\n .bd-post .bp-cta-end-btn:hover { transform: translateY(-2px); box-shadow: 0 4px 14px rgba(0,0,0,0.25); }\n .bd-post .bd-post-article a { transition: color 0.2s ease-out, text-decoration-color 0.2s ease-out; }\n }\n\n \/* Mobile *\/\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-stat-dual { flex-direction: column; gap: 16px; }\n .bd-post .bp-stat-dual .bp-stat-divider { width: 60px; height: 1px; align-self: center; }\n .bd-post .bp-stat-dual .bp-stat-number { font-size: 30px; }\n .bd-post .bp-card-hybrid { flex-direction: column; }\n .bd-post .bp-card-hybrid .bp-hybrid-icon { padding-top: 0; }\n .bd-post .bp-cta-end h4 { font-size: 20px; }\n }\n <\/style>\n <article class=\"bd-post-article\">\n <h1><\/h1>\n\n <p>Do\u011frusal g\u00fc\u00e7 kayna\u011f\u0131 ile anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131 (SMPS) aras\u0131nda se\u00e7im yapmak, end\u00fcstriyel ekipman tasarlarken veya y\u00fckseltirken kar\u015f\u0131la\u015faca\u011f\u0131n\u0131z ilk kararlardan biridir. Her ikisi de giri\u015f gerilimini kararl\u0131 bir DC \u00e7\u0131k\u0131\u015fa d\u00f6n\u00fc\u015ft\u00fcr\u00fcr; ancak enerjiyi y\u00f6netme \u015fekilleri birbirinden daha farkl\u0131 olamazd\u0131. Ve bu fark, verimlilik, g\u00fcr\u00fclt\u00fc, boyut, maliyet ve nihayetinde sisteminizin sahada g\u00fcvenilir bir \u015fekilde \u00e7al\u0131\u015f\u0131p \u00e7al\u0131\u015fmayaca\u011f\u0131 gibi \u00f6nemli her alana yans\u0131r.<\/p>\n\n <p>Bu k\u0131lavuz, temel farkl\u0131l\u0131klar\u0131 ayr\u0131nt\u0131l\u0131 olarak ele al\u0131r, performanslar\u0131 kar\u015f\u0131la\u015ft\u0131rmal\u0131 olarak inceler, her bir t\u00fcr\u00fc ger\u00e7ek hayattaki uygulamalarla ili\u015fkilendirir ve pratik bir karar verme \u00e7er\u00e7evesi sunarak son bulur. \u0130ster bir kontrol paneli i\u00e7in teknik \u00f6zellik belirliyor, ister eski bir g\u00fc\u00e7 kayna\u011f\u0131n\u0131 de\u011fi\u015ftiriyor, ister tedarik\u00e7ileri de\u011ferlendiriyor olun, ihtiyac\u0131n\u0131z olan verileri ve karar verme mant\u0131\u011f\u0131n\u0131 burada bulacaks\u0131n\u0131z.<\/p>\n\n <h2>Do\u011frusal ve Anahtarlamal\u0131 G\u00fc\u00e7 Kaynaklar\u0131 Nas\u0131l \u00c7al\u0131\u015f\u0131r?<\/h2>\n<img decoding=\"async\" src=\"https:\/\/www.omch.com\/wp-content\/uploads\/2026\/07\/Gemini_Generated_Image_cfl83lcfl83lcfl8.webp\" alt=\"A\u00e7\u0131klama metni\" class=\"bd-post-image\" loading=\"lazy\">\n\n <p>Her iki g\u00fc\u00e7 kayna\u011f\u0131 t\u00fcr\u00fc de ayn\u0131 temel amaca hizmet eder: giri\u015f gerilimini al\u0131p temiz, reg\u00fcle edilmi\u015f bir DC \u00e7\u0131k\u0131\u015f\u0131 sa\u011flamak. Aradaki fark \u015fudur: <em>nas\u0131l<\/em> fazla enerjiyi onlar halleder.<\/p>\n\n <p>A <strong>do\u011frusal g\u00fc\u00e7 kayna\u011f\u0131<\/strong> do\u011frusal (aktif) b\u00f6lgesinde \u00e7al\u0131\u015fan bir seri ge\u00e7i\u015f transist\u00f6r\u00fc kullan\u0131r. Bunu bir de\u011fi\u015fken diren\u00e7 olarak d\u00fc\u015f\u00fcn\u00fcn: transist\u00f6r, sabit bir \u00e7\u0131k\u0131\u015f gerilimini korumak i\u00e7in direncini s\u00fcrekli olarak ayarlar ve fazla gerilim, transist\u00f6r \u00fczerinde d\u00fc\u015fer \u2014 \u0131s\u0131 olarak da\u011f\u0131t\u0131l\u0131r. Devre son derece basittir: bir \u015febeke frekans\u0131 transformat\u00f6r\u00fc AC \u015febeke gerilimini d\u00fc\u015f\u00fcr\u00fcr, bir do\u011frultucu ve filtre kondansat\u00f6r\u00fc reg\u00fcle edilmemi\u015f DC olu\u015fturur ve do\u011frusal reg\u00fclat\u00f6r bunu temizler. Ancak fizik kurallar\u0131 kesin bir s\u0131n\u0131r getirir: verimlilik asla Vout\/Vin \u00d7 100% de\u011ferini a\u015famaz. 12 V'yi 5 V'a d\u00fc\u015f\u00fcr\u00fcyorsan\u0131z, teorik maksimum verimlilik sadece 42%'dir. Geri kalan 58% ise \u0131s\u0131ya d\u00f6n\u00fc\u015f\u00fcr.<\/p>\n\n <p>A <strong>anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131 (SMPS)<\/strong> temelden farkl\u0131 bir yakla\u015f\u0131m benimsemektedir. Fazla enerjiyi bo\u015fa harcamak yerine, bir transist\u00f6r\u00fc y\u00fcksek h\u0131zl\u0131 bir anahtar olarak kullan\u0131r \u2014 tamamen A\u00c7IK ya da tamamen KAPALI konumda, end\u00fcstriyel \u00fcnitelerde tipik olarak 50 kHz ile 150 kHz aras\u0131nda. Darbe geni\u015flik mod\u00fclasyonu (PWM) denetleyicisi g\u00f6rev d\u00f6ng\u00fcs\u00fcn\u00fc de\u011fi\u015ftirir: A\u00c7IK a\u015famada enerji bir ind\u00fckt\u00f6rde veya transformat\u00f6rde depolan\u0131r; KAPALI a\u015famada ise depolanan bu enerji \u00e7\u0131k\u0131\u015fa verilir. Anahtar ya tamamen iletken (s\u0131f\u0131ra yak\u0131n gerilim d\u00fc\u015f\u00fc\u015f\u00fc) ya da tamamen engelleyici (s\u0131f\u0131ra yak\u0131n ak\u0131m) oldu\u011fundan, g\u00fc\u00e7 kayb\u0131 \u00f6nemli \u00f6l\u00e7\u00fcde azal\u0131r. \u201395 verimlilik de\u011ferleri yayg\u0131n olarak g\u00f6r\u00fcl\u00fcr. Modern senkron do\u011frultma tasar\u0131mlar\u0131 'in \u00f6tesine ge\u00e7mektedir.<\/p>\n\n <p>Bu ikilem \u015fimdiden g\u00f6ze \u00e7arp\u0131yor: basitlik ve sessizlik ile verimlilik ve karma\u015f\u0131kl\u0131k aras\u0131nda bir denge. Bir sonraki b\u00f6l\u00fcmde bu sezgiye say\u0131sal verilerle somut bir temel kazand\u0131r\u0131lmaktad\u0131r.<\/p>\n\n <h2>Kar\u015f\u0131la\u015ft\u0131rma: Verimlilik, G\u00fcr\u00fclt\u00fc, Boyut ve Maliyet<\/h2>\n\n <p>Do\u011frusal ve anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131 aras\u0131nda se\u00e7im yapmak, temelde d\u00f6rt boyutlu bir \u00f6d\u00fcn verme s\u00fcrecidir. Hi\u00e7bir topoloji bu d\u00f6rt boyutta da \u00fcst\u00fcnl\u00fck sa\u011flamaz; do\u011fru cevap, uygulaman\u0131z i\u00e7in hangisinin en \u00f6nemli oldu\u011funa ba\u011fl\u0131d\u0131r.<\/p>\n\n <div class=\"table-wrapper\">\n <table>\n <thead><tr><th>Boyut<\/th><th>Do\u011frusal G\u00fc\u00e7 Kayna\u011f\u0131<\/th><th>Anahtarlamal\u0131 G\u00fc\u00e7 Kayna\u011f\u0131 (SMPS)<\/th><th>\u00d6nemli Nokta<\/th><\/tr><\/thead>\n <tbody>\n <tr><td>Verimlilik<\/td><td>Otuz bin ile altm\u0131\u015f bir bin \u00fc\u00e7 y\u00fcz otuz \u00fc\u00e7 aras\u0131<\/td><td>Yetmi\u015f ila doksan be\u015f bin \u00fc\u00e7 peni<\/td><td>SMPS, 10 W'\u0131n \u00fczerindeki g\u00fc\u00e7 aral\u0131\u011f\u0131nda bask\u0131nd\u0131r<\/td><\/tr>\n <tr><td>\u00c7\u0131k\u0131\u015f G\u00fcr\u00fclt\u00fcs\u00fc\/Dalgalanma<\/td><td><1 mV RMS (tipik)<\/td><td>Tipik olarak 10\u201350 mV RMS<\/td><td>Linear, 10\u201350 kat daha sessizdir<\/td><\/tr>\n <tr><td>Boyut ve A\u011f\u0131rl\u0131k<\/td><td>Geni\u015f (50\/60 Hz transformat\u00f6r)<\/td><td>~1\/4 b\u00fcy\u00fckl\u00fc\u011f\u00fcnde<\/td><td>SMPS, g\u00fc\u00e7 yo\u011funlu\u011fu konusunda \u00f6nde<\/td><\/tr>\n <tr><td>Ge\u00e7ici Tepki<\/td><td>Sabit (50\u2013100 \u00b5s)<\/td><td>Daha yava\u015f (~300 \u00b5s)<\/td><td>Lineer sistem, y\u00fck ad\u0131mlar\u0131na daha h\u0131zl\u0131 tepki verir<\/td><\/tr>\n <tr><td>Is\u0131 Da\u011f\u0131l\u0131m\u0131<\/td><td>Y\u00fcksek \u2014 so\u011futucu gereklidir<\/td><td>D\u00fc\u015f\u00fck \u2014 \u00e7ok az so\u011futma gerektirir<\/td><td>SMPS daha az \u0131s\u0131n\u0131r<\/td><\/tr>\n <tr><td>50 W'dan az g\u00fc\u00e7te maliyet<\/td><td>Daha d\u00fc\u015f\u00fck malzeme listesi maliyeti<\/td><td>Daha fazla bile\u015fen say\u0131s\u0131<\/td><td>D\u00fc\u015f\u00fck g\u00fc\u00e7te do\u011frusal sistem daha ucuzdur<\/td><\/tr>\n <tr><td>100 W'dan fazla g\u00fc\u00e7te maliyet<\/td><td>Daha y\u00fcksek (transformat\u00f6r + so\u011futucu)<\/td><td>B\u00fcy\u00fck \u00f6l\u00e7ekte daha d\u00fc\u015f\u00fck<\/td><td>SMPS, daha y\u00fcksek g\u00fc\u00e7te daha ucuzdur<\/td><\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n\n <h3>Verimlilik ve Is\u0131: Neden Enerji Yar\u0131\u015f\u0131n\u0131 De\u011fi\u015fim Kazand\u0131r\u0131r?<\/h3>\n\n <p>Verimlilik fark\u0131, en \u00f6nemli ay\u0131rt edici unsurdur. Do\u011frusal bir kayna\u011f\u0131n verimlili\u011fi, giri\u015f-\u00e7\u0131k\u0131\u015f gerilim oran\u0131 taraf\u0131ndan belirlenir: D\u00fc\u015f\u00fc\u015f ne kadar b\u00fcy\u00fckse, \u0131s\u0131 olarak kaybedilen enerji o kadar fazla olur.<\/p>\n\n \n <div class=\"bp-stat-dual bd-reveal\">\n <div class=\"bp-stat-item\">\n <div class=\"bp-stat-number\">38 W<\/div>\n <div class=\"bp-stat-label\">Is\u0131 olarak kaybedilen (do\u011frusal)<\/div>\n <\/div>\n <div class=\"bp-stat-divider\"><\/div>\n <div class=\"bp-stat-item\">\n <div class=\"bp-stat-number\">1,5 W<\/div>\n <div class=\"bp-stat-label\">Is\u0131 olarak kaybedilen (SMPS)<\/div>\n <\/div>\n <\/div>\n\n <p>Sistem d\u00fczeyinde bu miktar h\u0131zla artar. 50% verimlili\u011fine sahip bir lineer g\u00fc\u00e7 kayna\u011f\u0131yla 7\/24 \u00e7al\u0131\u015fan 100 W\u2019l\u0131k bir y\u00fck, 85% verimlili\u011fine sahip bir SMPS\u2019ye k\u0131yasla y\u0131lda fazladan 307 kWh elektrik t\u00fcketir. End\u00fcstriyel elektrik tarifelerine g\u00f6re bu, her bir g\u00fc\u00e7 kayna\u011f\u0131 ba\u015f\u0131na y\u0131ll\u0131k $30\u201350 tutar\u0131ndad\u0131r \u2014 fabrika sahas\u0131nda d\u00fczinelerce panel oldu\u011funda bu rakam olduk\u00e7a anlaml\u0131 hale gelir.<\/p>\n\n <h3>G\u00fcr\u00fclt\u00fc, Dalgalanma ve EMI: Do\u011frusal Devrelerin Neden H\u00e2l\u00e2 \u00d6nemli Bir Yeri Var?<\/h3>\n\n <p>Bu, do\u011frusal g\u00fc\u00e7 kaynaklar\u0131n\u0131n h\u00e2l\u00e2 yeri doldurulamaz oldu\u011fu tek aland\u0131r. Bir SMPS, y\u00fcksek h\u0131zl\u0131 anahtarlama kenarlar\u0131ndan kaynaklanan g\u00fcr\u00fclt\u00fc \u00fcretir: H\u0131zl\u0131 di\/dt ve dv\/dt de\u011ferleri, \u00e7\u0131k\u0131\u015fta iletilen dalgalanmaya (genellikle 10\u201350 mV RMS) ve yak\u0131ndaki hassas devrelere kar\u0131\u015fabilecek yay\u0131lan EMI\u2019ye neden olur. Anahtarlama frekans\u0131n\u0131n harmonikleri, onlarca MHz\u2019e kadar uzanabilir.<\/p>\n\n <p>Buna kar\u015f\u0131l\u0131k, do\u011frusal bir g\u00fc\u00e7 kayna\u011f\u0131nda anahtarlama i\u015flemi yoktur. \u00c7\u0131k\u0131\u015f dalgalanmas\u0131 genellikle 1 mV RMS\u2019nin alt\u0131ndad\u0131r. Bu fark\u0131n \u00f6nemli oldu\u011fu uygulamalarda \u2014 >100 dB SNR hedefleyen ses \u00f6n amplifikat\u00f6rleri, -120 dBm seviyesindeki sinyalleri alan RF al\u0131c\u0131lar\u0131, mikrovolt d\u00fczeyinde \u00f6l\u00e7\u00fcm yapan hassas ADC\u2019ler \u2014 do\u011frusal g\u00fc\u00e7 kaynaklar\u0131 h\u00e2l\u00e2 tek se\u00e7enektir.<\/p>\n\n <p>Bir\u00e7ok m\u00fchendisin ba\u015fvurdu\u011fu pratik bir uzla\u015fma: SMPS\u2019nin arkas\u0131na bir d\u00fc\u015f\u00fck d\u00fc\u015f\u00fc\u015fl\u00fc do\u011frusal reg\u00fclat\u00f6r (LDO) yerle\u015ftirmek. SMPS, y\u00fcksek verimli ana voltaj d\u00fc\u015f\u00fcrme i\u015flemini \u00fcstlenirken, LDO d\u00fc\u015f\u00fck frekanslarda kalan dalgalanmay\u0131 60\u201380 dB oran\u0131nda bast\u0131r\u0131r. Verimlilikten 5\u201310% oran\u0131nda \u00f6d\u00fcn vererek, \u00e7ok daha temiz bir \u00e7\u0131k\u0131\u015f elde edersiniz.<\/p>\n\n <h3>Boyut ve A\u011f\u0131rl\u0131k: Manyetizman\u0131n Fizi\u011fi<\/h3>\n\n <p>Boyut fark\u0131 tek bir bile\u015fene ba\u011fl\u0131d\u0131r: transformat\u00f6r. Do\u011frusal bir g\u00fc\u00e7 kayna\u011f\u0131n\u0131n transformat\u00f6r\u00fc, 50 veya 60 Hz\u2019lik \u015febeke frekans\u0131nda \u00e7al\u0131\u015f\u0131r ve doymay\u0131 \u00f6nlemek i\u00e7in b\u00fcy\u00fck bir demir \u00e7ekirdek gerektirir. 100 W\u2019l\u0131k bir do\u011frusal g\u00fc\u00e7 kayna\u011f\u0131 2\u20135 kg a\u011f\u0131rl\u0131\u011f\u0131nda olabilir.<\/p>\n\n <p>Bir SMPS transformat\u00f6r\u00fc 50\u2013150 kHz frekans\u0131nda anahtarlama yapar \u2014 bu, yakla\u015f\u0131k 1.000 kat daha h\u0131zl\u0131d\u0131r. Her d\u00f6ng\u00fc ba\u015f\u0131na manyetik ak\u0131, frekansla ters orant\u0131l\u0131 oldu\u011fundan, \u00e7ekirde\u011fin kesit alan\u0131 yakla\u015f\u0131k 30 kat k\u00fc\u00e7\u00fcl\u00fcr. 240 W\u2019l\u0131k bir SMPS avucunuzun i\u00e7ine s\u0131\u011far; buna e\u015fde\u011fer bir lineer g\u00fc\u00e7 kayna\u011f\u0131 ise kal\u0131n bir s\u00f6zl\u00fck kadar yer kaplar.<\/p>\n\n <p>End\u00fcstriyel kontrol panelleri a\u00e7\u0131s\u0131ndan bunun somut bir sonucu vard\u0131r: Anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131, DIN ray\u0131 \u00fczerine monte edilebilecek kadar hafiftir. En d\u00fc\u015f\u00fck watt de\u011ferleri hari\u00e7 olmak \u00fczere, lineer g\u00fc\u00e7 kaynaklar\u0131 ise bu kadar hafif de\u011fildir.<\/p>\n\n <h3>Maliyet ve Karma\u015f\u0131kl\u0131k: Mesele Sadece Fiyat Etiketi De\u011fil<\/h3>\n\n <p>50 W\u2019\u0131n alt\u0131nda, do\u011frusal g\u00fc\u00e7 kayna\u011f\u0131n\u0131n malzeme listesi daha basit ve ucuzdur: bir transformat\u00f6r, redres\u00f6r k\u00f6pr\u00fcs\u00fc, filtre kondansat\u00f6r\u00fc ve LM7805 ($0.15\u20130.50) gibi bir reg\u00fclat\u00f6r IC\u2019si bu i\u015fi halleder. 50\u201375 W\u2019l\u0131k ge\u00e7i\u015f noktas\u0131n\u0131n \u00fczerinde, do\u011frusal g\u00fc\u00e7 kayna\u011f\u0131n\u0131n transformat\u00f6r ve so\u011futucu maliyetleri keskin bir \u015fekilde artar. Daha fazla bile\u015fene sahip ancak daha k\u00fc\u00e7\u00fck manyetik bile\u015fenlere sahip SMPS, daha ekonomik bir se\u00e7enek haline gelir.<\/p>\n\n <p>Ancak birim maliyet tek ba\u015f\u0131na yeterli bir g\u00f6sterge de\u011fildir. 5\u201310 y\u0131ll\u0131k hizmet \u00f6mr\u00fc boyunca elde edilen enerji tasarrufunu ve azalan so\u011futma gereksinimlerini de hesaba katt\u0131\u011f\u0131m\u0131zda, SMPS genellikle orta d\u00fczey g\u00fc\u00e7 seviyelerinde bile \u2014 \u00f6zellikle s\u00fcrekli \u00e7al\u0131\u015f\u0131r durumda olan end\u00fcstriyel uygulamalarda \u2014 toplam sahip olma maliyeti a\u00e7\u0131s\u0131ndan \u00fcst\u00fcn gelir.<\/p>\n\n <h2>Her Bir T\u00fcr\u00fcn \u00dcst\u00fcn Oldu\u011fu Alanlar: Ger\u00e7ek Hayatta Uygulama K\u0131lavuzu<\/h2>\n\n <p>Bir topolojiyi belirli bir kullan\u0131m senaryosuna uyarlamadan \u00f6nce y\u00f6n\u00fcn\u00fcz\u00fc bulman\u0131za yard\u0131mc\u0131 olacak \u00fc\u00e7 soru:<\/p>\n\n <ol>\n <li><strong>Y\u00fck\u00fcm g\u00fcr\u00fclt\u00fcye ne kadar duyarl\u0131d\u0131r?<\/strong> Devreniz mikrovolt d\u00fczeyinde \u00f6l\u00e7\u00fcm yap\u0131yorsa veya ses sinyalini g\u00fc\u00e7lendiriyorsa, do\u011frusal devreleri tercih edin.<\/li>\n <li><strong>G\u00fc\u00e7 seviyem ve alan b\u00fct\u00e7em nedir?<\/strong> 50 W\u2019\u0131n \u00fczerinde veya dar bir muhafaza i\u00e7indeyken, SMPS varsay\u0131lan se\u00e7enek haline gelir.<\/li>\n <li><strong>Step-up, \u00e7oklu \u00e7\u0131k\u0131\u015f veya galvanik izolasyona ihtiyac\u0131m var m\u0131?<\/strong> E\u011fer \u00f6yleyse, bir anahtarlama topolojisine ihtiyac\u0131n\u0131z var. Do\u011frusal g\u00fc\u00e7 kaynaklar\u0131 yaln\u0131zca gerilimi d\u00fc\u015f\u00fcrebilir.<\/li>\n <\/ol>\n\n <h3>Do\u011frusal Y\u00f6ntem Ne Zaman Do\u011fru Se\u00e7imdir?<\/h3>\n\n <p>Do\u011frusal g\u00fc\u00e7 kaynaklar\u0131 g\u00fcn\u00fcm\u00fczde nispeten dar bir pazarda yer almaktad\u0131r, ancak bu pazarda vazge\u00e7ilmez bir konuma sahiptir:<\/p>\n\n <ul>\n <li><strong>Laboratuvar ve test ekipmanlar\u0131<\/strong>: Osiloskoplar, spektrum analiz\u00f6rleri ve sinyal \u00fcrete\u00e7leri, g\u00fc\u00e7 kayna\u011f\u0131n\u0131n \u00f6l\u00e7meye \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131z sinyali g\u00f6lgelememesi i\u00e7in yeterince d\u00fc\u015f\u00fck g\u00fcr\u00fclt\u00fc taban\u0131na sahip olmal\u0131d\u0131r.<\/li>\n <li><strong>T\u0131bbi cihazlar<\/strong>: EKG ve EEG cihazlar\u0131, hasta monit\u00f6rleri ve cerrahi ekipmanlar, IEC 60601-1-2 standard\u0131ndaki EMC gerekliliklerini kar\u015f\u0131lamal\u0131d\u0131r. G\u00fc\u00e7 kayna\u011f\u0131ndan kaynaklanan d\u00fc\u015f\u00fck EMI, sadece bir performans tercihi de\u011fil, ayn\u0131 zamanda bir uygunluk sorunudur.<\/li>\n <li><strong>Y\u00fcksek kaliteli ses<\/strong>: \u00d6n amplifikat\u00f6rler, pikap amplifikat\u00f6rleri ve DAC\u2019ler, g\u00fc\u00e7 kayna\u011f\u0131ndan kaynaklanan her t\u00fcrl\u00fc g\u00fcr\u00fclt\u00fcy\u00fc do\u011frudan sinyal zincirine ta\u015f\u0131r. 100 dB\u2019den fazla SNR hedefleyen sistemler i\u00e7in, 500 \u00b5V RMS\u2019nin alt\u0131ndaki g\u00fc\u00e7 kayna\u011f\u0131 dalgalanmas\u0131 temel bir gerekliliktir.<\/li>\n <li><strong>RF ve kablosuz ekipmanlar<\/strong>: -120 dBm hassasiyetinde \u00e7al\u0131\u015fan al\u0131c\u0131 \u00f6n u\u00e7lar\u0131, g\u00fc\u00e7 hatt\u0131ndan kaynaklanan anahtarlama harmoniklerini tolere edemez.<\/li>\n <\/ul>\n\n <h3>De\u011fi\u015fim Hakim Oldu\u011funda<\/h3>\n\n <p>Anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131, modern end\u00fcstride standart tercih olarak kabul edilmektedir ve bunun iyi bir nedeni vard\u0131r:<\/p>\n\n <ul>\n <li><strong>End\u00fcstriyel otomasyon<\/strong>: PLC\u2019lere, sens\u00f6rlere ve G\/\u00c7 mod\u00fcllerine g\u00fc\u00e7 sa\u011flayan 24 VDC DIN ray\u0131 g\u00fc\u00e7 kaynaklar\u0131n\u0131n b\u00fcy\u00fck \u00e7o\u011funlu\u011fu SMPS\u2019dir. Bu kaynaklar evrensel AC giri\u015fini (85\u2013264 VAC, 50\/60 Hz) destekler, standart ray form fakt\u00f6rlerine uygundur ve kompakt bir tasar\u0131mda 15 W ila 960 W aras\u0131nda g\u00fc\u00e7 sa\u011flar. UL 508A standard\u0131na g\u00f6re \u00fcretilmi\u015f kontrol panelleri i\u00e7in anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131 pratik bir standartt\u0131r.<\/li>\n <li><strong>Y\u00fcksek g\u00fc\u00e7l\u00fc sistemler<\/strong>: Sunucu raflar\u0131 (96% modelinde 80 PLUS Titanium verimlilik), telekom baz istasyonlar\u0131, elektrikli ara\u00e7 \u015farj altyap\u0131s\u0131 ve elektrokaplama gibi end\u00fcstriyel s\u00fcre\u00e7lerin t\u00fcm\u00fc, do\u011frusal g\u00fc\u00e7 kaynaklar\u0131n\u0131n bulunmad\u0131\u011f\u0131 g\u00fc\u00e7 seviyelerinde \u00e7al\u0131\u015fmaktad\u0131r.<\/li>\n <li><strong>Ta\u015f\u0131nabilir ve pille \u00e7al\u0131\u015fan cihazlar<\/strong>: Her telefon \u015farj cihaz\u0131, diz\u00fcst\u00fc bilgisayar adapt\u00f6r\u00fc ve ta\u015f\u0131nabilir cihaz, \u00e7al\u0131\u015fma s\u00fcresini en \u00fcst d\u00fczeye \u00e7\u0131karmak ve \u0131s\u0131l ayak izini en aza indirmek i\u00e7in SMPS verimlili\u011fine ba\u011fl\u0131d\u0131r.<\/li>\n <li><strong>Esnek gerilim d\u00f6n\u00fc\u015ft\u00fcrme gerektiren uygulamalar<\/strong>: Boost, buck-boost, flyback, forward ve izole topolojilerin t\u00fcm\u00fc yaln\u0131zca anahtarlamal\u0131d\u0131r. Do\u011frusal g\u00fc\u00e7 kaynaklar\u0131 ise sadece d\u00fc\u015f\u00fcrme (buck) d\u00f6n\u00fc\u015f\u00fcm\u00fcyle s\u0131n\u0131rl\u0131d\u0131r.<\/li>\n <\/ul>\n\n <h3>Hibrit Yakla\u015f\u0131m: Hem Verimlilik Hem de D\u00fc\u015f\u00fck G\u00fcr\u00fclt\u00fc<\/h3>\n\n <p>Daha fazla dikkat edilmesi gereken bir strateji: Birincil y\u00fcksek verimli d\u00fc\u015f\u00fcrme a\u015famas\u0131 i\u00e7in bir anahtarlamal\u0131 reg\u00fclat\u00f6r kullan\u0131n, ard\u0131ndan g\u00fcr\u00fclt\u00fcye duyarl\u0131 raylarda son d\u00fczenleme i\u00e7in bir LDO kullan\u0131n. Kar\u0131\u015f\u0131k sinyal kartlar\u0131 i\u00e7in bu, MCU ve dijital mant\u0131\u011f\u0131n do\u011frudan SMPS'den \u00e7al\u0131\u015ft\u0131r\u0131lmas\u0131, ADC ve op-amp raylar\u0131n\u0131n ise bir LDO'dan ge\u00e7mesi anlam\u0131na gelir. Birle\u015fik verimlilik, SMPS verimlili\u011fi \u00d7 (Vout_LDO \/ Vin_LDO) \u015feklindedir \u2014 genellikle toplamda 80\u201390% civar\u0131ndad\u0131r ve \u00e7\u0131k\u0131\u015f g\u00fcr\u00fclt\u00fcs\u00fc 1 mV RMS'nin alt\u0131ndad\u0131r.<\/p>\n\n <p>Dikkat \u00e7ekmesi gereken bir uygulama detay\u0131: Bir LDO\u2019nun g\u00fc\u00e7 kayna\u011f\u0131 dalgalanma bast\u0131rma (PSRR) performans\u0131 y\u00fcksek frekanslarda azal\u0131r; tipik olarak 120 Hz\u2019de 60\u201380 dB olan de\u011fer, 100 kHz\u2019nin \u00fczerinde 20\u201330 dB\u2019ye d\u00fc\u015fer. Bunu telafi etmek i\u00e7in, ya daha d\u00fc\u015f\u00fck anahtarlama frekans\u0131na (<100 kHz) sahip bir SMPS se\u00e7in ya da SMPS \u00e7\u0131k\u0131\u015f\u0131 ile LDO giri\u015fi aras\u0131na, kesme frekans\u0131 anahtarlama frekans\u0131n\u0131n yakla\u015f\u0131k onda biri olacak \u015fekilde ayarlanm\u0131\u015f bir LC filtresi ekleyin.<\/p>\n\n \n <div class=\"bp-card-hybrid bd-reveal\">\n <div class=\"bp-hybrid-icon\">\n <svg width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><rect x=\"4\" y=\"4\" width=\"16\" height=\"16\" rx=\"2\" ry=\"2\"\/><rect x=\"9\" y=\"9\" width=\"6\" height=\"6\"\/><line x1=\"9\" y1=\"1\" x2=\"9\" y2=\"4\"\/><line x1=\"15\" y1=\"1\" x2=\"15\" y2=\"4\"\/><line x1=\"9\" y1=\"20\" x2=\"9\" y2=\"23\"\/><line x1=\"15\" y1=\"20\" x2=\"15\" y2=\"23\"\/><line x1=\"20\" y1=\"9\" x2=\"23\" y2=\"9\"\/><line x1=\"20\" y1=\"14\" x2=\"23\" y2=\"14\"\/><line x1=\"1\" y1=\"9\" x2=\"4\" y2=\"9\"\/><line x1=\"1\" y1=\"14\" x2=\"4\" y2=\"14\"\/><\/svg>\n <\/div>\n <div class=\"bp-hybrid-body\">\n <h4>Hibritin \u0130deal Noktas\u0131<\/h4>\n <p>Bir SMPS, \u201395% verimlilikle ana voltaj d\u00fc\u015f\u00fcrme i\u015flemini ger\u00e7ekle\u015ftirir. Bir LDO ise \u00e7\u0131k\u0131\u015ftaki g\u00fcr\u00fclt\u00fcy\u00fc <1 mV RMS seviyesine indirir. %5\u201310% verimlilikten \u00f6d\u00fcn vererek hassas s\u0131n\u0131f g\u00fc\u00e7 elde edersiniz \u2014 bu, kar\u0131\u015f\u0131k sinyalli PCB tasar\u0131m\u0131nda kullan\u0131lan mimariyle ayn\u0131d\u0131r.<\/p>\n <div class=\"bp-hybrid-badges\">\n <span class=\"bp-badge\">Dijital + Analog<\/span>\n <span class=\"bp-badge\">RF Sistemleri<\/span>\n <span class=\"bp-badge\">Hassas ADC<\/span>\n <\/div>\n <\/div>\n <\/div>\n\n <h2>Teknik \u00d6zellik Tablosunun \u00d6tesinde: G\u00fc\u00e7 Kayna\u011f\u0131 Tedarik\u00e7isi Se\u00e7imi<\/h2>\n\n <p>Do\u011fru topolojiyi se\u00e7mek, i\u015fin sadece yar\u0131s\u0131d\u0131r. Ka\u011f\u0131t \u00fczerinde ayn\u0131 teknik \u00f6zelliklere sahip iki anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131, pratikte \u00f6nemli \u00f6l\u00e7\u00fcde farkl\u0131 g\u00fcvenilirlik seviyeleri sergileyebilir. Aradaki fark, \u00fcretim kalitesinde, bile\u015fen tedarikinde ve testlerin titizli\u011finde yatmaktad\u0131r.<\/p>\n\n <h3>\u00d6nemli Sertifikalar<\/h3>\n\n <p>S\u0131n\u0131r \u00f6tesi tedarik s\u00f6z konusu oldu\u011funda, sertifikalar iste\u011fe ba\u011fl\u0131 de\u011fildir. Bu sertifikalar, g\u00f6nderinizin g\u00fcmr\u00fckten ge\u00e7ip ge\u00e7meyece\u011fini ve son m\u00fc\u015fterinizin ekipman\u0131n\u0131n kendi uygunluk denetiminden ge\u00e7ip ge\u00e7meyece\u011fini belirler:<\/p>\n\n <ul>\n <li><strong>Avrupa Birli\u011fi<\/strong>: CE i\u015fareti, g\u00fcvenlik a\u00e7\u0131s\u0131ndan D\u00fc\u015f\u00fck Gerilim Direktifi\u2019ne (LVD 2014\/35\/AB) ve Elektromanyetik Uyumluluk Direktifi\u2019ne (2014\/30\/AB) uygunlu\u011fu gerektirir. \u00d6zellikle SMPS \u00fcniteleri i\u00e7in, IEC 61204-3 standard\u0131, d\u00fc\u015f\u00fck gerilim anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131na ili\u015fkin elektromanyetik uyumluluk gerekliliklerini kapsar.<\/li>\n <li><strong>Kuzey Amerika<\/strong>: UL 508, end\u00fcstriyel kontrol ekipmanlar\u0131n\u0131 kapsar. Bu standart, t\u00fcketici s\u0131n\u0131f\u0131 UL 60950\/62368 standard\u0131ndan daha kat\u0131d\u0131r. Uygulaman\u0131zda kontrol panelleri kullan\u0131l\u0131yorsa, UL 508 sertifikas\u0131 al\u0131nmas\u0131n\u0131 \u0131srarla talep edin.<\/li>\n <li><strong>\u00c7in ve Asya<\/strong>: \u00c7in pazar\u0131na sat\u0131lan \u00fcr\u00fcnler i\u00e7in CCC (\u00c7in Zorunlu Sertifikasyonu) zorunludur.<\/li>\n <li><strong>Uluslararas\u0131 referans de\u011feri<\/strong>: ISO 9001:2015 sertifikas\u0131, kalite y\u00f6netimi a\u00e7\u0131s\u0131ndan temel bir gerekliliktir. Bu sertifikan\u0131n varl\u0131\u011f\u0131 \u00fcr\u00fcn kalitesini garanti etmez; ancak yoklu\u011fu bir uyar\u0131 i\u015faretidir.<\/li>\n <\/ul>\n\n <p>Bir tedarik\u00e7inin sertifikalar\u0131n\u0131 incelerken, sadece logolara bakmay\u0131n. Sertifika numaralar\u0131n\u0131 isteyin, kapsam\u0131n \u00fcr\u00fcn\u00fcn\u00fcz\u00fcn g\u00fc\u00e7 aral\u0131\u011f\u0131n\u0131 kapsad\u0131\u011f\u0131n\u0131 do\u011frulay\u0131n ve sertifikalar\u0131n ge\u00e7erli olup olmad\u0131\u011f\u0131n\u0131 kontrol edin.<\/p>\n\n <h3>\u00dcretim Kalite G\u00f6stergeleri<\/h3>\n\n <p>Ayn\u0131 devre topolojisi, ayn\u0131 kontrol\u00f6r IC\u2019si, hatta ayn\u0131 malzeme listesi (BOM) \u2014 ve yine de iki fabrika, sahada ar\u0131za oranlar\u0131 a\u00e7\u0131s\u0131ndan 3\u20135 kat fark g\u00f6steren \u00fcr\u00fcnler \u00fcretebiliyor. \u0130\u015fte bu fark\u0131n nedeni:<\/p>\n\n <p><strong>Par\u00e7a tedariki ve gelen malzeme denetimi.<\/strong> Elektrolitik kondansat\u00f6rler, anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131nda en s\u0131k ar\u0131za g\u00f6r\u00fclen par\u00e7alard\u0131r. \u00d6m\u00fcrleri Arrhenius ba\u011f\u0131nt\u0131s\u0131na g\u00f6re belirlenir: s\u0131cakl\u0131k her 10 \u00b0C artt\u0131\u011f\u0131nda beklenen \u00f6m\u00fcr yar\u0131ya iner. 105\u00b0C ve 5.000\u201310.000 saatlik \u00e7al\u0131\u015fma \u00f6mr\u00fcne sahip markal\u0131 kondansat\u00f6rler (Rubycon, Nichicon, Panasonic) kullanan ve bunlar\u0131 giri\u015f denetiminde do\u011frulayan bir tedarik\u00e7i, yaln\u0131zca fiyat\u0131 g\u00f6z \u00f6n\u00fcnde bulundurarak markas\u0131z kondansat\u00f6rler sat\u0131n alan bir tedarik\u00e7iden \u00e7ok farkl\u0131 bir seviyede faaliyet g\u00f6sterir.<\/p>\n\n <p><strong>\u00dcretim s\u00fcreci kontrol\u00fc.<\/strong> Otomatik SMT yerle\u015ftirme hatlar\u0131, binlerce \u00fcnite boyunca tutarl\u0131 lehim ba\u011flant\u0131 kalitesi sa\u011flar. 98%\u2019nin \u00fczerindeki ilk ge\u00e7i\u015f verimi, olgun bir s\u00fcre\u00e7 kontrol\u00fcn\u00fc g\u00f6sterir. 95%\u2019nin alt\u0131ndaki de\u011ferler, yeniden i\u015fleme s\u0131kl\u0131\u011f\u0131n\u0131n y\u00fcksek oldu\u011funu g\u00f6sterir ve yeniden i\u015flenmi\u015f kartlarda gizli ar\u0131za oranlar\u0131 daha y\u00fcksektir.<\/p>\n\n <p><strong>\u00dcretim hatt\u0131 sonu testi.<\/strong> As\u0131l \u00f6nemli soru \u015fudur: Fabrika, 100% tam y\u00fck yanma testi mi yap\u0131yor, yoksa sadece numuneye dayal\u0131 rastgele kontroller mi? D\u00fczg\u00fcn bir yanma testi, her bir \u00fcniteyi 40\u201360 \u00b0C\u2019lik bir ortamda 4\u201324 saat boyunca tam nominal y\u00fckte \u00e7al\u0131\u015ft\u0131rarak, erken ar\u0131zalar\u0131 m\u00fc\u015fteriye ula\u015fmadan eler. Y\u00fck reg\u00fclasyonu, dalgalanma ve g\u00fcr\u00fclt\u00fc, verimlilik e\u011frisi ve dielektrik dayan\u0131m gibi 100% i\u015flevsel testleriyle birle\u015ftirildi\u011finde, bu testler s\u0131radan g\u00fc\u00e7 kaynaklar\u0131n\u0131 end\u00fcstriyel s\u0131n\u0131f \u00fcr\u00fcnlerden ay\u0131r\u0131r.<\/p>\n\n <p><strong>Tedarik zincirinin kapsam\u0131.<\/strong> Kendi \u00fcretim hatlar\u0131na sahip bir \u00fcretici, teslim s\u00fcrelerini, kalite tutarl\u0131l\u0131\u011f\u0131n\u0131 ve \u00f6zelle\u015ftirme kapasitesini kontrol eder. \u00dcst kademe fabrikalara ba\u011f\u0131ml\u0131 olan bir ticaret \u015firketi ise bunlar\u0131n hi\u00e7birini kontrol edemez. Tekrarl\u0131 sipari\u015fler veren veya OEM\/ODM de\u011fi\u015fikliklerine ihtiya\u00e7 duyan al\u0131c\u0131lar i\u00e7in bu ayr\u0131m son derece \u00f6nemlidir.<\/p>\n\n \n <div class=\"bp-checklist bd-reveal\">\n <div class=\"bp-checklist-title\">Kalite G\u00f6stergeleri Kontrol Listesi<\/div>\n <div class=\"bp-check-rows\">\n <div class=\"bp-check-row\">\n <svg width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M22 11.08V12a10 10 0 1 1-5.93-9.14\"\/><polyline points=\"22 4 12 14.01 9 11.01\"\/><\/svg>\n <span>105 \u00b0C \/ 5.000\u201310.000 saat nominal \u00f6m\u00fcrl\u00fc markal\u0131 elektrolitik kondansat\u00f6rler<\/span>\n <\/div>\n <div class=\"bp-check-row\">\n <svg width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M22 11.08V12a10 10 0 1 1-5.93-9.14\"\/><polyline points=\"22 4 12 14.01 9 11.01\"\/><\/svg>\n <span>\u0130lk denemede verim oran\u0131 98%\u2019nin \u00fczerinde olan otomatik SMT hatlar\u0131<\/span>\n <\/div>\n <div class=\"bp-check-row\">\n <svg width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M22 11.08V12a10 10 0 1 1-5.93-9.14\"\/><polyline points=\"22 4 12 14.01 9 11.01\"\/><\/svg>\n <span>100% tam y\u00fckte eskitme testi (40\u201360 \u00b0C\u2019de 4\u201324 saat)<\/span>\n <\/div>\n <div class=\"bp-check-row\">\n <svg width=\"18\" height=\"18\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M22 11.08V12a10 10 0 1 1-5.93-9.14\"\/><polyline points=\"22 4 12 14.01 9 11.01\"\/><\/svg>\n <span>\u00dcreticiye ait \u00fcretim tesisi (ticaret \u015firketi de\u011fil)<\/span>\n <\/div>\n <\/div>\n <\/div>\n\n <h2>Son Karar: Do\u011frusal m\u0131, Anahtarlamal\u0131 m\u0131?<\/h2>\n\n <p>Art\u0131k durum netle\u015fmi\u015f olmal\u0131: Evrensel bir \u201cdaha iyi\u201d diye bir \u015fey yoktur. Sadece \u201c\u015fu i\u00e7in daha iyi\u201d vard\u0131r. <em>senin<\/em> uygulama.\u201d Bu karar tablosunu h\u0131zl\u0131 bir ba\u015fvuru kayna\u011f\u0131 olarak kullan\u0131n:<\/p>\n\n <div class=\"table-wrapper\">\n <table>\n <thead><tr><th>E\u011fer \u00f6nceli\u011finiz\u2026<\/th><th>En iyi se\u00e7iminiz \u015fudur\u2026<\/th><\/tr><\/thead>\n <tbody>\n <tr><td>Hassas analog devreler i\u00e7in son derece d\u00fc\u015f\u00fck g\u00fcr\u00fclt\u00fc<\/td><td>Do\u011frusal g\u00fc\u00e7 kayna\u011f\u0131<\/td><\/tr>\n <tr><td>Maksimum verimlilik ve minimum \u0131s\u0131<\/td><td>Anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131 (SMPS)<\/td><\/tr>\n <tr><td>Kompakt boyut ve DIN ray\u0131 montaj\u0131<\/td><td>Anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131 (SMPS)<\/td><\/tr>\n <tr><td>Basit tasar\u0131m, 50 W'\u0131n alt\u0131nda en d\u00fc\u015f\u00fck malzeme maliyeti<\/td><td>Do\u011frusal g\u00fc\u00e7 kayna\u011f\u0131<\/td><\/tr>\n <tr><td>100 W\u2019\u0131n \u00fczerindeki y\u00fcksek g\u00fc\u00e7<\/td><td>Anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131 (SMPS)<\/td><\/tr>\n <tr><td>Hem verimlilik <em>ve<\/em> d\u00fc\u015f\u00fck g\u00fcr\u00fclt\u00fc<\/td><td>Hibrit: SMPS + LDO son a\u015fama reg\u00fclasyonu<\/td><\/tr>\n <tr><td>Tekrarlanan sipari\u015flerde tutarl\u0131 kalite<\/td><td>Kendi \u00fcretim tesisine sahip bir \u00fcreticiyle \u00e7al\u0131\u015f\u0131n<\/td><\/tr>\n <\/tbody>\n <\/table>\n <\/div>\n\n <p>E\u011fer tek bir genel kural\u0131 akl\u0131n\u0131zda tutacaksan\u0131z: 50 W\u2019\u0131n \u00fczerindeyse veya yer k\u0131s\u0131tlamas\u0131 varsa anahtarlamal\u0131 devreyi tercih edin; 50 W\u2019\u0131n alt\u0131nda g\u00fcr\u00fclt\u00fc a\u00e7\u0131s\u0131ndan kritikse do\u011frusal devreyi tercih edin; her ikisine de ihtiyac\u0131n\u0131z varsa hibrit devreyi tercih edin.<\/p>\n\n \n <div class=\"bp-cta-end bd-reveal\">\n <svg width=\"28\" height=\"28\" 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\"\/><\/svg>\n <h4>Bir Sonraki G\u00fc\u00e7 Kayna\u011f\u0131n\u0131z\u0131 G\u00fcvenle Se\u00e7in<\/h4>\n <p>38 y\u0131ll\u0131k \u00fcretim tecr\u00fcbesine sahip bir \u00fcreticinin sundu\u011fu DIN ray\u0131 tipi anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131 se\u00e7eneklerini kar\u015f\u0131la\u015ft\u0131r\u0131n.<\/p>\n <a class=\"bp-cta-end-btn\" href=\"https:\/\/www.omch.com\/tr\/contact\/\" target=\"_self\">DIN Ray\u0131 G\u00fc\u00e7 Kaynaklar\u0131na G\u00f6z At\u0131n <svg width=\"16\" height=\"16\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"vertical-align: -3px; margin-left: 4px;\"><line x1=\"5\" y1=\"12\" x2=\"19\" y2=\"12\"\/><polyline points=\"12 5 19 12 12 19\"\/><\/svg><\/a>\n <\/div>\n\n <p><em>15 W ile 480 W aras\u0131nda g\u00fc\u00e7 aral\u0131\u011f\u0131na sahip, CE, CCC ve RoHS uyumlu, tamamen otomatik SMT hatlar\u0131 ve 100% yanma testi ile donat\u0131lm\u0131\u015f 8000 m\u00b2\u2019lik bir tesiste \u00fcretilen end\u00fcstriyel DIN ray\u0131 anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131 se\u00e7eneklerini de\u011ferlendiren m\u00fchendisler ve sat\u0131n alma sorumlular\u0131 i\u00e7in OMCH\u2019nin katalo\u011fu, tedarik\u00e7ilerin yetkinliklerini kar\u015f\u0131la\u015ft\u0131rmak \u00fczere pratik bir referans noktas\u0131 sunmaktad\u0131r.<\/em><\/p>\n\n <h2>Kaynak\u00e7a<\/h2>\n\n <ol>\n <li>Basso, Christophe. <em>Do\u011frusal ve Anahtarlamal\u0131 G\u00fc\u00e7 Kaynaklar\u0131 i\u00e7in Kontrol D\u00f6ng\u00fclerinin Tasar\u0131m\u0131: Bir E\u011fitim K\u0131lavuzu<\/em>. Artech House, 2012.<\/li>\n <li>IEC 61204-3:2016. <em>Al\u00e7ak gerilimli anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131 \u2014 B\u00f6l\u00fcm 3: Elektromanyetik uyumluluk (EMC)<\/em>. Uluslararas\u0131 Elektroteknik Komisyonu.<\/li>\n <li>IEC 60601-1-2:2014. <em>T\u0131bbi elektrikli cihazlar \u2014 B\u00f6l\u00fcm 1-2: Temel g\u00fcvenlik ve asgari performans i\u00e7in genel \u015fartlar \u2014 \u0130lgili Standart: Elektromanyetik bozulmalar<\/em>. Uluslararas\u0131 Elektroteknik Komisyonu.<\/li>\n <li>UL 508A. <em>End\u00fcstriyel Kontrol Panelleri Standard\u0131<\/em>. Underwriters Laboratories.<\/li>\n <li><a href=\"https:\/\/www.omch.com\/tr\/switch-mode-power-supply\/\">OMCH DIN ray\u0131 anahtarlamal\u0131 g\u00fc\u00e7 kaynaklar\u0131<\/a><\/li>\n <li><a href=\"https:\/\/www.omch.com\/tr\/8000m%C2%B2-factory\/\">OMCH \u00fcretim tesisi<\/a><\/li>\n <li><a href=\"https:\/\/www.omch.com\/tr\/\">OMCH<\/a><\/li>\n <\/ol>\n <\/article>\n<\/div>\n\n<\/body><\/html>","protected":false},"excerpt":{"rendered":"<p>Do\u011frusal ve Anahtarlamal\u0131 G\u00fc\u00e7 Kaynaklar\u0131: M\u00fchendisler \u0130\u00e7in Pratik Bir Se\u00e7im K\u0131lavuzu End\u00fcstriyel ekipman tasarlarken veya y\u00fckseltirken kar\u015f\u0131la\u015faca\u011f\u0131n\u0131z ilk kararlardan biri, do\u011frusal g\u00fc\u00e7 kayna\u011f\u0131 ile anahtarlamal\u0131 g\u00fc\u00e7 kayna\u011f\u0131 (SMPS) aras\u0131nda se\u00e7im yapmakt\u0131r. Her ikisi de giri\u015f gerilimini kararl\u0131 bir DC \u00e7\u0131k\u0131\u015fa d\u00f6n\u00fc\u015ft\u00fcr\u00fcr \u2014 ancak enerjiyi y\u00f6netme \u015fekilleri birbirinden \u00e7ok farkl\u0131d\u0131r [\u2026]<\/p>","protected":false},"author":4,"featured_media":5269,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Linear vs Switching Power Supply: A Practical Selection Guide for Engineers","_seopress_titles_desc":"Compare linear and switching power supplies (SMPS) with this practical selection guide for engineers. Learn how to balance efficiency, noise, size, and cost.","_seopress_robots_index":"","footnotes":""},"categories":[79],"tags":[],"class_list":["post-5264","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\/5264","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=5264"}],"version-history":[{"count":5,"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/posts\/5264\/revisions"}],"predecessor-version":[{"id":12028,"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/posts\/5264\/revisions\/12028"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/media\/5269"}],"wp:attachment":[{"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/media?parent=5264"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/categories?post=5264"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.omch.com\/tr\/wp-json\/wp\/v2\/tags?post=5264"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}