{"product_id":"hc2703fd-700v-20w-ac-dc-ic-sop-8-input-ovp-high-efficiency-power-converter-hcw-hengchengwei","title":"HC2703FD 700V 20W AC-DC IC SOP-8 (Input OVP) | High Efficiency Power Converter | HCW-HENGCHENGWEI","description":"\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-69f98f59-6bdc-8323-8871-07aa2a6956fe-36\" data-testid=\"conversation-turn-106\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"dad23f6c-3c78-40a8-a600-49e7d4495ab4\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\"\u003e\n\u003cp data-start=\"123\" data-end=\"714\"\u003eThe HC2703FD from HCW-HENGCHENGWEI is a high-efficiency 700V AC-DC integrated circuit designed for reliable and compact offline power conversion, featuring built-in input over-voltage protection (OVP) for enhanced system safety. Operating at 105KHz, this advanced IC utilizes high-voltage fast-switching technology to reduce switching losses, improve conversion efficiency, and deliver stable performance in demanding power environments. Its optimized internal architecture minimizes conduction losses, ensuring excellent thermal performance and long-term reliability.\u003c\/p\u003e\n\u003cp data-start=\"716\" data-end=\"1217\"\u003eWith a robust 700V rating, the HC2703FD provides a significant advantage over lower voltage AC-DC solutions by offering improved surge tolerance and greater operational safety margins. The integrated input OVP function further protects downstream circuits from abnormal voltage spikes, making it ideal for unstable AC mains conditions and industrial-grade applications. The device integrates key control and switching functions, reducing external component count and simplifying overall system design.\u003c\/p\u003e\n\u003cp data-start=\"1219\" data-end=\"1535\"\u003eHoused in a compact SOP-8 package, the HC2703FD provides flexible PCB layout options and efficient heat dissipation, making it suitable for high-density and space-constrained designs. It is widely used in AC-DC adapters, LED drivers, smart home systems, industrial auxiliary power supplies, and consumer electronics.\u003c\/p\u003e\n\u003cp data-start=\"1537\" data-end=\"1698\"\u003eCombining high efficiency, built-in protection, and strong high-voltage capability, the HC2703FD is a reliable solution for next-generation power supply designs.\u003c\/p\u003e\n\u003chr data-start=\"1700\" data-end=\"1703\"\u003e\n\u003cp data-start=\"1705\" data-end=\"1724\"\u003e\u003cstrong data-start=\"1705\" data-end=\"1722\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1725\" data-end=\"2103\"\u003e\n\u003cli data-section-id=\"1sstg04\" data-start=\"1725\" data-end=\"1771\"\u003e700V high-voltage AC-DC integrated circuit\u003c\/li\u003e\n\u003cli data-section-id=\"1c8et5k\" data-start=\"1772\" data-end=\"1820\"\u003eBuilt-in input over-voltage protection (OVP)\u003c\/li\u003e\n\u003cli data-section-id=\"1dtbia5\" data-start=\"1821\" data-end=\"1852\"\u003e20W output power capability\u003c\/li\u003e\n\u003cli data-section-id=\"55rx1e\" data-start=\"1853\" data-end=\"1891\"\u003eHigh-frequency operation at 105KHz\u003c\/li\u003e\n\u003cli data-section-id=\"1bwyrz2\" data-start=\"1892\" data-end=\"1951\"\u003eLow switching and conduction losses for high efficiency\u003c\/li\u003e\n\u003cli data-section-id=\"2n251m\" data-start=\"1952\" data-end=\"2002\"\u003eIntegrated control reduces external components\u003c\/li\u003e\n\u003cli data-section-id=\"balcec\" data-start=\"2003\" data-end=\"2052\"\u003eExcellent thermal performance and reliability\u003c\/li\u003e\n\u003cli data-section-id=\"oy7eko\" data-start=\"2053\" data-end=\"2103\"\u003eSOP-8 package for compact and flexible designs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2105\" data-end=\"2108\"\u003e\n\u003cp data-start=\"2110\" data-end=\"2129\"\u003e\u003cstrong data-start=\"2110\" data-end=\"2127\"\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2130\" data-end=\"2351\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"1jyohsk\" data-start=\"2130\" data-end=\"2166\"\u003eAC-DC adapters and fast chargers\u003c\/li\u003e\n\u003cli data-section-id=\"1yf30c6\" data-start=\"2167\" data-end=\"2191\"\u003eLED lighting drivers\u003c\/li\u003e\n\u003cli data-section-id=\"ww1ln2\" data-start=\"2192\" data-end=\"2228\"\u003eSmart home and IoT power systems\u003c\/li\u003e\n\u003cli data-section-id=\"1siv78v\" data-start=\"2229\" data-end=\"2268\"\u003eIndustrial auxiliary power supplies\u003c\/li\u003e\n\u003cli data-section-id=\"130bfy8\" data-start=\"2269\" data-end=\"2310\"\u003eConsumer electronics power conversion\u003c\/li\u003e\n\u003cli data-section-id=\"oac3fa\" data-start=\"2311\" data-end=\"2351\" data-is-last-node=\"\"\u003eOffline switching power supply designs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\n\u003cdiv class=\"text-center\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"HCW-HENGCHENGWEI","offers":[{"title":"Default Title","offer_id":43911457701953,"sku":null,"price":0.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/4468\/5633\/files\/Integrated_Circuits-02-01_21de9394-cbdf-440c-93e1-dd1367592f04.png?v=1769084412","url":"https:\/\/hext.in\/products\/hc2703fd-700v-20w-ac-dc-ic-sop-8-input-ovp-high-efficiency-power-converter-hcw-hengchengwei","provider":"Hext by Regent Electronics","version":"1.0","type":"link"}