{"product_id":"fsq321lx","title":"FSQ321LX","description":"\u003ch2\u003eFSQ321LX - onsemi FPS™ Offline Flyback Switching Regulator\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eFSQ321LX\u003c\/strong\u003e from onsemi is a high-performance offline flyback switching regulator IC designed for isolated AC-DC power conversion applications up to 12W. Part of the proven FPS™ (Fairchild Power Switch) family, this integrated switcher combines a 650V power MOSFET with advanced control circuitry in a compact 8-LSOP surface-mount package.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated 650V Power Switch\u003c\/strong\u003e - Reduces component count and board space\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12W Output Power\u003c\/strong\u003e - Ideal for auxiliary supplies, adapters, and standby converters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Operating Range\u003c\/strong\u003e - 8V to 20V supply voltage with 12V startup\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVariable Frequency Operation\u003c\/strong\u003e - 55kHz to 67kHz switching for optimized EMI performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComprehensive Protection\u003c\/strong\u003e - Built-in current limiting, overload, over-temperature, and over-voltage safeguards\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSynchronization Capability\u003c\/strong\u003e - Sync control for multi-rail designs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Temperature Range\u003c\/strong\u003e - Operates reliably from -40°C to +85°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoHS Compliant\u003c\/strong\u003e - Meets environmental standards for global markets\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAC-DC adapters and chargers\u003c\/li\u003e\n\u003cli\u003eAuxiliary power supplies for industrial equipment\u003c\/li\u003e\n\u003cli\u003eStandby power for consumer electronics\u003c\/li\u003e\n\u003cli\u003eSmart home and IoT device power\u003c\/li\u003e\n\u003cli\u003eLED driver circuits\u003c\/li\u003e\n\u003cli\u003eSet-top boxes and networking equipment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Choose FSQ321LX?\u003c\/h3\u003e\u003cp\u003eThe FSQ321LX delivers exceptional reliability and efficiency for cost-sensitive isolated power designs. Its integrated approach simplifies circuit design, reduces BOM costs, and accelerates time-to-market. With onsemi's proven FPS™ architecture and comprehensive fault protection, you can design with confidence for long product lifecycles in aerospace, automotive, industrial, telecommunications, medical, and consumer applications.\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\u003eFPS™\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackaging\u003c\/td\u003e \t\u003ctd\u003eCut Tape (CT) | \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eOutput Isolation\u003c\/td\u003e \t\u003ctd\u003eIsolated\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\u003e650V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eTopology\u003c\/td\u003e \t\u003ctd\u003eFlyback\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eVoltage - Start Up\u003c\/td\u003e \t\u003ctd\u003e12 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eVoltage - Supply (Vcc\/Vdd)\u003c\/td\u003e \t\u003ctd\u003e8V ~ 20V\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\u003e55kHz ~ 67kHz\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePower (Watts)\u003c\/td\u003e \t\u003ctd\u003e12 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eFault Protection\u003c\/td\u003e \t\u003ctd\u003eCurrent Limiting, Over Load, Over Temperature, Over Voltage\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eControl Features\u003c\/td\u003e \t\u003ctd\u003eSync\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eOperating Temperature\u003c\/td\u003e \t\u003ctd\u003e-40°C ~ 85°C (TA)\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\u003eSurface Mount\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackage \/ Case\u003c\/td\u003e \t\u003ctd\u003e8-SMD, Gull Wing\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003e8-LSOP\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\u003cem\u003eAll specifications are subject to change without notice. Please refer to the manufacturer's datasheet for complete design information and application guidelines.\u003c\/em\u003e\u003c\/p\u003e","brand":"onsemi","offers":[{"title":"Default Title","offer_id":51117156925729,"sku":"FSQ321LX","price":5.51,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/IC_ACDCCOS_8-SOP_8-LSOP_c57e251e-ce06-4262-aa98-05cebba6fc89.jpg?v=1743669439","url":"https:\/\/hqickey.com\/de\/products\/fsq321lx","provider":"HQICKEY","version":"1.0","type":"link"}