{"product_id":"hc5091b-700v-20w-ac-dc-ic-sop-8-high-efficiency-power-converter-hcw-hengchengwei","title":"HC5091B 700V 20W AC-DC IC SOP-8 | 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-44\" data-testid=\"conversation-turn-122\" 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=\"085d1277-8bfd-47cd-8b03-e23c4b5e15be\" 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=\"110\" data-end=\"628\"\u003eThe HC5091B from HCW-HENGCHENGWEI is a high-efficiency 700V AC-DC integrated circuit designed for compact, reliable, and energy-efficient offline power conversion. Built with advanced high-voltage fast-switching technology, this IC operates at 105KHz, enabling reduced switching losses and improved overall conversion efficiency. Its optimized internal structure minimizes conduction losses, ensuring excellent thermal performance and stable long-term operation under continuous load conditions.\u003c\/p\u003e\n\u003cp data-start=\"630\" data-end=\"1057\"\u003eWith a robust 700V voltage rating, the HC5091B provides superior reliability and enhanced safety margins compared to lower voltage AC-DC solutions. This makes it highly suitable for wide-range AC input applications and environments with voltage fluctuations or surge conditions. The integrated control and switching functions reduce external component count, simplifying circuit design and improving overall system reliability.\u003c\/p\u003e\n\u003cp data-start=\"1059\" data-end=\"1376\"\u003eEncased in a compact SOP-8 package, the HC5091B offers flexible PCB layout options and efficient heat dissipation, making it well-suited for high-density and space-constrained designs. It is widely used in AC-DC adapters, LED drivers, smart home power supplies, industrial auxiliary systems, and consumer electronics.\u003c\/p\u003e\n\u003cp data-start=\"1378\" data-end=\"1585\"\u003eCombining high efficiency, compact integration, and strong high-voltage capability, the HC5091B is a dependable solution for modern power supply applications requiring performance, stability, and durability.\u003c\/p\u003e\n\u003chr data-start=\"1587\" data-end=\"1590\"\u003e\n\u003cp data-start=\"1592\" data-end=\"1611\"\u003e\u003cstrong data-start=\"1592\" data-end=\"1609\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1612\" data-end=\"2003\"\u003e\n\u003cli data-section-id=\"1sstg04\" data-start=\"1612\" data-end=\"1658\"\u003e700V high-voltage AC-DC integrated circuit\u003c\/li\u003e\n\u003cli data-section-id=\"1dtbia5\" data-start=\"1659\" data-end=\"1690\"\u003e20W output power capability\u003c\/li\u003e\n\u003cli data-section-id=\"55rx1e\" data-start=\"1691\" data-end=\"1729\"\u003eHigh-frequency operation at 105KHz\u003c\/li\u003e\n\u003cli data-section-id=\"1bwyrz2\" data-start=\"1730\" data-end=\"1789\"\u003eLow switching and conduction losses for high efficiency\u003c\/li\u003e\n\u003cli data-section-id=\"vb6edx\" data-start=\"1790\" data-end=\"1846\"\u003eIntegrated power control reduces external components\u003c\/li\u003e\n\u003cli data-section-id=\"balcec\" data-start=\"1847\" data-end=\"1896\"\u003eExcellent thermal performance and reliability\u003c\/li\u003e\n\u003cli data-section-id=\"8wnh7o\" data-start=\"1897\" data-end=\"1952\"\u003eHigh voltage tolerance for unstable AC environments\u003c\/li\u003e\n\u003cli data-section-id=\"oy7eko\" data-start=\"1953\" data-end=\"2003\"\u003eSOP-8 package for compact and flexible designs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2005\" data-end=\"2008\"\u003e\n\u003cp data-start=\"2010\" data-end=\"2029\"\u003e\u003cstrong data-start=\"2010\" data-end=\"2027\"\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"2030\" data-end=\"2254\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"c1dpbt\" data-start=\"2030\" data-end=\"2069\"\u003eAC-DC adapters and battery chargers\u003c\/li\u003e\n\u003cli data-section-id=\"1yf30c6\" data-start=\"2070\" data-end=\"2094\"\u003eLED lighting drivers\u003c\/li\u003e\n\u003cli data-section-id=\"ww1ln2\" data-start=\"2095\" data-end=\"2131\"\u003eSmart home and IoT power systems\u003c\/li\u003e\n\u003cli data-section-id=\"1siv78v\" data-start=\"2132\" data-end=\"2171\"\u003eIndustrial auxiliary power supplies\u003c\/li\u003e\n\u003cli data-section-id=\"130bfy8\" data-start=\"2172\" data-end=\"2213\"\u003eConsumer electronics power conversion\u003c\/li\u003e\n\u003cli data-section-id=\"oac3fa\" data-start=\"2214\" data-end=\"2254\" 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":43911465599041,"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\/hc5091b-700v-20w-ac-dc-ic-sop-8-high-efficiency-power-converter-hcw-hengchengwei","provider":"Hext by Regent Electronics","version":"1.0","type":"link"}