{"product_id":"fsl337lrn","title":"FSL337LRN","description":"\u003ch2\u003eonsemi FSL337LRN - 700V Offline Switching Controller IC\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eFSL337LRN\u003c\/strong\u003e from onsemi is a high-performance offline switching controller IC designed for AC-DC power conversion applications up to 20W. This integrated solution features a 700V breakdown voltage internal switch and supports multiple topologies including Buck, Buck-Boost, and Flyback configurations.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Voltage Integration:\u003c\/strong\u003e 700V breakdown voltage with integrated internal switch eliminates external components\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Topology Support:\u003c\/strong\u003e Flexible design supports Buck, Buck-Boost, and Flyback topologies for diverse applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComprehensive Protection:\u003c\/strong\u003e Built-in current limiting, over-load, over-temperature, over-voltage, and open-loop protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEfficient Operation:\u003c\/strong\u003e 50kHz switching frequency optimized for 20W power applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Operating Range:\u003c\/strong\u003e -40°C to 125°C junction temperature for industrial and automotive environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Implementation:\u003c\/strong\u003e Through-hole 7-DIP package with enable and soft-start control features\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAC-DC power supplies and adapters\u003c\/li\u003e\n\u003cli\u003eAuxiliary power supplies for industrial equipment\u003c\/li\u003e\n\u003cli\u003eStandby power converters\u003c\/li\u003e\n\u003cli\u003eLED driver circuits\u003c\/li\u003e\n\u003cli\u003eBattery charger front-ends\u003c\/li\u003e\n\u003cli\u003eSmart home and IoT device power modules\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Choose FSL337LRN?\u003c\/h3\u003e\u003cp\u003eThe FSL337LRN delivers exceptional reliability and performance for cost-sensitive offline power conversion designs. Its integrated 700V switch and comprehensive fault protection reduce BOM count and design complexity while ensuring robust operation across demanding industrial temperature ranges. Backed by onsemi's quality and our authorized distributor support, this IC provides the foundation for long-lifecycle power supply designs.\u003c\/p\u003e\u003ch3\u003eComplete Technical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ccolgroup\u003e\u003ccol\u003e\u003c\/colgroup\u003e \u003ctbody\u003e \u003ctr\u003e \t\u003ctd\u003eProduct attributes\u003c\/td\u003e \t\u003ctd\u003eProperty Value\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eManufacturer\u003c\/td\u003e \t\u003ctd\u003eonsemi\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eProduct Series\u003c\/td\u003e \t\u003ctd\u003e\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackaging\u003c\/td\u003e \t\u003ctd\u003e | \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eOutput Isolation\u003c\/td\u003e \t\u003ctd\u003eNon-Isolated\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eInternal Switch(s)\u003c\/td\u003e \t\u003ctd\u003eYes\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eVoltage - Breakdown\u003c\/td\u003e \t\u003ctd\u003e700V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eTopology\u003c\/td\u003e \t\u003ctd\u003eBuck, Buck-Boost, Flyback\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eVoltage - Start Up\u003c\/td\u003e \t\u003ctd\u003e8 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eVoltage - Supply (Vcc\/Vdd)\u003c\/td\u003e \t\u003ctd\u003e26V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eDuty Cycle\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eFrequency - Switching\u003c\/td\u003e \t\u003ctd\u003e50kHz\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePower (Watts)\u003c\/td\u003e \t\u003ctd\u003e20 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eFault Protection\u003c\/td\u003e \t\u003ctd\u003eCurrent Limiting, Open Loop, Over Load, Over Temperature, Over Voltage\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eControl Features\u003c\/td\u003e \t\u003ctd\u003eEN, Soft Start\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eOperating Temperature\u003c\/td\u003e \t\u003ctd\u003e-40°C ~ 125°C (TJ)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eGrade\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eQualification\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eMounting Type\u003c\/td\u003e \t\u003ctd\u003eThrough Hole\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackage \/ Case\u003c\/td\u003e \t\u003ctd\u003e8-DIP (0.300\", 7.62mm), 7 Leads\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003e7-DIP\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e   \u003ctd\u003eROHS\u003c\/td\u003e   \u003ctd\u003e\u003cimg class=\"ROSHICON\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/ROHSICON.png?v=1761919810\"\u003e\u003c\/td\u003e  \u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eAuthorized Distributor:\u003c\/strong\u003e All FSL337LRN units are sourced through authorized onsemi distribution channels with full manufacturer traceability, documentation, and warranty support. We guarantee 100% authentic components for your critical designs.\u003c\/p\u003e","brand":"onsemi","offers":[{"title":"Default Title","offer_id":51117355925793,"sku":"FSL337LRN","price":355904.94,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/IC_ACDCCOS_261-8-DIP_7lead_b546ceea-2b59-474f-8643-de67da211804.jpg?v=1743673295","url":"https:\/\/hqickey.com\/de\/products\/fsl337lrn","provider":"HQICKEY","version":"1.0","type":"link"}