{"product_id":"fsl126hr","title":"FSL126HR","description":"\u003ch2\u003eFSL126HR - onsemi FPS™ Flyback Switching Regulator\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eFSL126HR\u003c\/strong\u003e from onsemi is a high-performance isolated flyback switching regulator designed for AC-DC offline applications requiring up to 21W of power. Part of the proven FPS™ (Fairchild Power Switch) series, this integrated controller combines a 650V MOSFET with advanced protection features in a compact 8-DIP through-hole package.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e650V High-Voltage MOSFET\u003c\/strong\u003e - Robust breakdown voltage for universal AC input applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e21W Power Capability\u003c\/strong\u003e - Ideal for low-to-medium power offline converters, adapters, and auxiliary supplies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100kHz Switching Frequency\u003c\/strong\u003e - Enables compact transformer design while maintaining efficiency\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComprehensive Fault Protection\u003c\/strong\u003e - Integrated current limiting, overload, over-temperature, over-voltage, and short-circuit protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Operating Range\u003c\/strong\u003e - 8V to 26V supply voltage, -40°C to 105°C ambient temperature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Startup Voltage\u003c\/strong\u003e - 12V startup reduces auxiliary winding requirements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e77% Maximum Duty Cycle\u003c\/strong\u003e - Optimized for flyback topology efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAC-DC power 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\u003eLED driver circuits\u003c\/li\u003e\n\u003cli\u003eSmart home and IoT device power\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Choose Authorized Distribution?\u003c\/h3\u003e\u003cp\u003eAs an \u003cstrong\u003eauthorized distributor\u003c\/strong\u003e, we guarantee 100% authentic onsemi components with full manufacturer traceability, documentation, and warranty support. Every FSL126HR ships with:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e✓ Factory-sealed packaging with date codes\u003c\/li\u003e\n\u003cli\u003e✓ Complete datasheet and application notes\u003c\/li\u003e\n\u003cli\u003e✓ Certificate of conformity and RoHS compliance\u003c\/li\u003e\n\u003cli\u003e✓ Long lifecycle availability commitment\u003c\/li\u003e\n\u003cli\u003e✓ Global shipping through authorized channels\u003c\/li\u003e\n\u003c\/ul\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\u003e | \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 ~ 26V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eDuty Cycle\u003c\/td\u003e \t\u003ctd\u003e77%\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eFrequency - Switching\u003c\/td\u003e \t\u003ctd\u003e100kHz\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePower (Watts)\u003c\/td\u003e \t\u003ctd\u003e21 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, Short Circuit\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eControl Features\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eOperating Temperature\u003c\/td\u003e \t\u003ctd\u003e-40°C ~ 105°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\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)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003e8-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\u003cem\u003eNeed design support, reference schematics, or volume pricing? Contact our technical team for application assistance and long-term supply agreements.\u003c\/em\u003e\u003c\/p\u003e","brand":"onsemi","offers":[{"title":"Default Title","offer_id":51117334954273,"sku":"FSL126HR","price":355904.94,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/IC_ACDCCOS_488_MKT-N08F_N_8_78e1d5c4-33fa-4a95-ae0a-e386ef86c63d.jpg?v=1743672543","url":"https:\/\/hqickey.com\/products\/fsl126hr","provider":"HQICKEY","version":"1.0","type":"link"}