{"product_id":"ncp1251fsn65t1g","title":"NCP1251FSN65T1G","description":"\u003ch2\u003eNCP1251FSN65T1G - High-Performance Flyback PWM Controller IC\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eNCP1251FSN65T1G\u003c\/strong\u003e from \u003cstrong\u003eonsemi\u003c\/strong\u003e is a precision flyback PWM controller IC designed for isolated AC-DC and DC-DC power conversion applications. Operating at a fixed 65kHz switching frequency, this controller delivers reliable performance across a wide supply voltage range of 8.8V to 28V with an 18V startup threshold.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eComprehensive Protection:\u003c\/strong\u003e Integrated over-power, over-voltage, and short-circuit fault protection safeguards your power supply design\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Efficiency:\u003c\/strong\u003e 80% maximum duty cycle enables optimal transformer utilization and improved power conversion efficiency\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Operating Range:\u003c\/strong\u003e -40°C to 125°C junction temperature rating ensures reliable operation in demanding industrial and automotive environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Footprint:\u003c\/strong\u003e Surface-mount 6-TSOP (SOT-23-6 Thin, TSOT-23-6) package minimizes PCB space requirements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolated Topology:\u003c\/strong\u003e Flyback architecture provides galvanic isolation between input and output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoHS Compliant:\u003c\/strong\u003e Meets environmental standards for lead-free manufacturing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAC-DC offline power supplies\u003c\/li\u003e\n\u003cli\u003eIsolated DC-DC converters\u003c\/li\u003e\n\u003cli\u003eAuxiliary power supplies\u003c\/li\u003e\n\u003cli\u003eIndustrial control systems\u003c\/li\u003e\n\u003cli\u003eTelecommunications equipment\u003c\/li\u003e\n\u003cli\u003eConsumer electronics power adapters\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Choose Authorized Distribution?\u003c\/h3\u003e\u003cp\u003eWhen you source the NCP1251FSN65T1G through our authorized distribution channel, you receive:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e100% genuine onsemi components with full manufacturer traceability\u003c\/li\u003e\n\u003cli\u003eComplete technical documentation and reference designs\u003c\/li\u003e\n\u003cli\u003eLong lifecycle availability to support your product programs\u003c\/li\u003e\n\u003cli\u003eDesign-in support and application engineering assistance\u003c\/li\u003e\n\u003cli\u003eWarranty protection and authenticity guarantees\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\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\u003eIsolated\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eInternal Switch(s)\u003c\/td\u003e \t\u003ctd\u003eNo\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eVoltage - Breakdown\u003c\/td\u003e \t\u003ctd\u003e-\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\u003e18 V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eVoltage - Supply (Vcc\/Vdd)\u003c\/td\u003e \t\u003ctd\u003e8.8V ~ 28V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eDuty Cycle\u003c\/td\u003e \t\u003ctd\u003e80%\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eFrequency - Switching\u003c\/td\u003e \t\u003ctd\u003e65kHz\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePower (Watts)\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eFault Protection\u003c\/td\u003e \t\u003ctd\u003eOver Power, 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 ~ 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\u003eSurface Mount\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackage \/ Case\u003c\/td\u003e \t\u003ctd\u003eSOT-23-6 Thin, TSOT-23-6\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003e6-TSOP\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\u003eNeed technical support or volume pricing?\u003c\/strong\u003e Contact our design-in team for application assistance, reference designs, and custom solutions tailored to your power supply requirements.\u003c\/p\u003e","brand":"onsemi","offers":[{"title":"Default Title","offer_id":51117355761953,"sku":"NCP1251FSN65T1G","price":355842.93,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/IC_ACDCCOS_488_318G-02_SN_DT_6_30b96b8a-50ee-4d75-9440-51692d892568.jpg?v=1743673290","url":"https:\/\/hqickey.com\/de\/products\/ncp1251fsn65t1g","provider":"HQICKEY","version":"1.0","type":"link"}