{"product_id":"xbl-uc3842b-pwm-controller-ic-smd-8-current-mode-power-control-ic-xinbole","title":"XBL-UC3842B+ PWM Controller IC SMD-8 | Current Mode Power Control IC | Xinbole","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-WEB:c75627a1-99da-4f55-b433-2b696e304742-15\" data-testid=\"conversation-turn-32\" 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=\"5251d598-a367-4a28-8cec-3037e572afd8\" dir=\"auto\" data-message-model-slug=\"gpt-5-3\" 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 dark markdown-new-styling\"\u003e\n\u003cp data-start=\"97\" data-end=\"500\"\u003eThe XBL-UC3842B+ by Xinbole is a high-performance current-mode PWM controller IC designed for efficient power management in switch-mode power supplies (SMPS) and DC-DC converter applications. Packaged in a compact SMD-8 form factor, this controller delivers precise duty cycle control and stable switching performance, making it ideal for high-efficiency power conversion systems.\u003c\/p\u003e\n\u003cp data-start=\"502\" data-end=\"824\"\u003eFeaturing a fixed-frequency oscillator and current-mode control architecture, the XBL-UC3842B+ ensures fast transient response and improved line and load regulation. It includes an internal high-gain error amplifier, precision reference voltage, and built-in undervoltage lockout (UVLO) for reliable startup and operation.\u003c\/p\u003e\n\u003cp data-start=\"826\" data-end=\"1080\"\u003eThe device is optimized for low startup current and efficient operation, helping reduce overall system power consumption. Integrated protection features such as cycle-by-cycle current limiting enhance system safety and durability in demanding conditions.\u003c\/p\u003e\n\u003cp data-start=\"1082\" data-end=\"1302\"\u003eWidely used in AC-DC adapters, battery chargers, LED drivers, and industrial power supplies, the XBL-UC3842B+ Xinbole PWM controller IC offers a dependable and cost-effective solution for modern power electronics design.\u003c\/p\u003e\n\u003cp data-start=\"1304\" data-end=\"1323\"\u003e\u003cstrong data-start=\"1304\" data-end=\"1321\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1324\" data-end=\"1596\"\u003e\n\u003cli data-section-id=\"1lmd26r\" data-start=\"1324\" data-end=\"1358\"\u003eCurrent-mode PWM controller IC\u003c\/li\u003e\n\u003cli data-section-id=\"ela9nt\" data-start=\"1359\" data-end=\"1389\"\u003eFixed-frequency oscillator\u003c\/li\u003e\n\u003cli data-section-id=\"cl6e02\" data-start=\"1390\" data-end=\"1420\"\u003eLow startup current design\u003c\/li\u003e\n\u003cli data-section-id=\"1ginqiy\" data-start=\"1421\" data-end=\"1461\"\u003eBuilt-in undervoltage lockout (UVLO)\u003c\/li\u003e\n\u003cli data-section-id=\"19sz0fn\" data-start=\"1462\" data-end=\"1491\"\u003eHigh-gain error amplifier\u003c\/li\u003e\n\u003cli data-section-id=\"yc1tm4\" data-start=\"1492\" data-end=\"1538\"\u003eCycle-by-cycle current limiting protection\u003c\/li\u003e\n\u003cli data-section-id=\"17eml3\" data-start=\"1539\" data-end=\"1570\"\u003ePrecision voltage reference\u003c\/li\u003e\n\u003cli data-section-id=\"1stfdfe\" data-start=\"1571\" data-end=\"1596\"\u003eCompact SMD-8 package\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1598\" data-end=\"1617\"\u003e\u003cstrong data-start=\"1598\" data-end=\"1615\"\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1618\" data-end=\"1865\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"yzntfm\" data-start=\"1618\" data-end=\"1655\"\u003eSwitch-mode power supplies (SMPS)\u003c\/li\u003e\n\u003cli data-section-id=\"1r5671x\" data-start=\"1656\" data-end=\"1686\"\u003eAC-DC and DC-DC converters\u003c\/li\u003e\n\u003cli data-section-id=\"5btb0e\" data-start=\"1687\" data-end=\"1707\"\u003eBattery chargers\u003c\/li\u003e\n\u003cli data-section-id=\"6cw5zv\" data-start=\"1708\" data-end=\"1731\"\u003eLED driver circuits\u003c\/li\u003e\n\u003cli data-section-id=\"k1psmr\" data-start=\"1732\" data-end=\"1750\"\u003ePower adapters\u003c\/li\u003e\n\u003cli data-section-id=\"xygk0x\" data-start=\"1751\" data-end=\"1787\"\u003eIndustrial power control systems\u003c\/li\u003e\n\u003cli data-section-id=\"5g55vk\" data-start=\"1788\" data-end=\"1827\"\u003eEmbedded power management solutions\u003c\/li\u003e\n\u003cli data-section-id=\"1xuypfx\" data-start=\"1828\" data-end=\"1865\" data-is-last-node=\"\"\u003eConsumer electronics power supplies\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":"xinbole","offers":[{"title":"Default Title","offer_id":43851920310337,"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\/xbl-uc3842b-pwm-controller-ic-smd-8-current-mode-power-control-ic-xinbole","provider":"Hext by Regent Electronics","version":"1.0","type":"link"}