{"product_id":"hc3783ha-ac-dc-20w-integrated-circuit-sop-7-high-efficiency-power-ic-hcw-hengchengwei","title":"HC3783HA AC-DC 20W Integrated Circuit SOP-7 | High Efficiency Power IC | 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-58\" data-testid=\"conversation-turn-150\" 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=\"5b3cbe3e-20ee-474f-a0fc-b84a6440c02e\" 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=\"115\" data-end=\"619\"\u003eThe HC3783HA from HCW-HENGCHENGWEI is a high-efficiency AC-DC integrated circuit designed for compact, reliable, and energy-optimized offline power conversion. Built with advanced high-voltage fast-switching technology, this IC delivers stable performance while reducing switching losses and improving overall system efficiency. Its optimized internal architecture ensures low conduction loss, excellent thermal stability, and consistent operation under continuous load conditions.\u003c\/p\u003e\n\u003cp data-start=\"621\" data-end=\"1087\"\u003eEngineered for high-voltage applications, the HC3783HA provides strong safety margins and reliable operation compared to lower voltage AC-DC solutions. This makes it highly suitable for universal AC input systems, especially in environments with voltage fluctuations, surge conditions, or unstable power grids. The integrated control and switching functions reduce external component requirements, simplifying circuit design and enhancing overall system reliability.\u003c\/p\u003e\n\u003cp data-start=\"1089\" data-end=\"1431\"\u003ePackaged in a compact SOP-7 form factor, the HC3783HA offers excellent PCB layout flexibility and efficient heat dissipation, making it ideal for space-constrained and high-density electronic designs. It is widely used in AC-DC adapters, LED lighting drivers, smart home systems, industrial auxiliary power supplies, and consumer electronics.\u003c\/p\u003e\n\u003cp data-start=\"1433\" data-end=\"1646\"\u003eCombining high efficiency, compact integration, and robust high-voltage capability, the HC3783HA is a dependable solution for modern power supply designs requiring stability, performance, and long-term durability.\u003c\/p\u003e\n\u003chr data-start=\"1648\" data-end=\"1651\"\u003e\n\u003cp data-start=\"1653\" data-end=\"1672\"\u003e\u003cstrong data-start=\"1653\" data-end=\"1670\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1673\" data-end=\"2017\"\u003e\n\u003cli data-section-id=\"1hie72b\" data-start=\"1673\" data-end=\"1715\"\u003eHigh-voltage AC-DC integrated power IC\u003c\/li\u003e\n\u003cli data-section-id=\"1ut5l7k\" data-start=\"1716\" data-end=\"1756\"\u003eEfficient 20W-class power conversion\u003c\/li\u003e\n\u003cli data-section-id=\"1y8ek6\" data-start=\"1757\" data-end=\"1805\"\u003eFast switching technology for reduced losses\u003c\/li\u003e\n\u003cli data-section-id=\"5o744m\" data-start=\"1806\" data-end=\"1860\"\u003eLow conduction loss and stable thermal performance\u003c\/li\u003e\n\u003cli data-section-id=\"x3ub25\" data-start=\"1861\" data-end=\"1897\"\u003eReduced external component count\u003c\/li\u003e\n\u003cli data-section-id=\"2lhfzk\" data-start=\"1898\" data-end=\"1934\"\u003eHigh surge and voltage tolerance\u003c\/li\u003e\n\u003cli data-section-id=\"1hokr4e\" data-start=\"1935\" data-end=\"1984\"\u003eCompact SOP-7 package for flexible PCB design\u003c\/li\u003e\n\u003cli data-section-id=\"t8spu4\" data-start=\"1985\" data-end=\"2017\"\u003eReliable long-term operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2019\" data-end=\"2022\"\u003e\n\u003cp data-start=\"2024\" data-end=\"2043\"\u003e\u003cstrong data-start=\"2024\" data-end=\"2041\"\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2044\" data-end=\"2255\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"f99h9w\" data-start=\"2044\" data-end=\"2075\"\u003eAC-DC adapters and chargers\u003c\/li\u003e\n\u003cli data-section-id=\"1yf30c6\" data-start=\"2076\" data-end=\"2100\"\u003eLED lighting drivers\u003c\/li\u003e\n\u003cli data-section-id=\"8b4j1o\" data-start=\"2101\" data-end=\"2131\"\u003eSmart home and IoT devices\u003c\/li\u003e\n\u003cli data-section-id=\"1pre0i4\" data-start=\"2132\" data-end=\"2170\"\u003eIndustrial auxiliary power systems\u003c\/li\u003e\n\u003cli data-section-id=\"3k8u31\" data-start=\"2171\" data-end=\"2210\"\u003eConsumer electronics power supplies\u003c\/li\u003e\n\u003cli data-section-id=\"apgj3e\" data-start=\"2211\" data-end=\"2255\" data-is-last-node=\"\"\u003eOffline switching power conversion systems\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":43911469236289,"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_4db3568e-2460-413a-8524-77711d5330d5.png?v=1761196694","url":"https:\/\/hext.in\/products\/hc3783ha-ac-dc-20w-integrated-circuit-sop-7-high-efficiency-power-ic-hcw-hengchengwei","provider":"Hext by Regent Electronics","version":"1.0","type":"link"}