{"product_id":"top261ln","title":"TOP261LN","description":"\u003ch2\u003eTOP261LN - TOPSwitch-HX Offline Switching IC\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eTOP261LN\u003c\/strong\u003e from Power Integrations is a high-performance offline switching IC from the TOPSwitch-HX family, designed for isolated flyback topologies delivering up to 244W of power. This integrated solution combines a 700V power MOSFET, oscillator, high-voltage switched current source, current limit, and shutdown circuitry on a single chip.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Power Density:\u003c\/strong\u003e Delivers up to 244W in a compact eSIP-7F through-hole package\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Frequency Operation:\u003c\/strong\u003e 66kHz\/132kHz switching frequencies for optimized efficiency and EMI performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComprehensive Protection:\u003c\/strong\u003e Integrated current limiting, over-temperature, and over-voltage protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Operating Range:\u003c\/strong\u003e -40°C to 150°C junction temperature for demanding industrial and automotive applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Efficiency:\u003c\/strong\u003e 78% maximum duty cycle enables excellent transformer utilization\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e700V Breakdown Voltage:\u003c\/strong\u003e Suitable for universal AC input applications (85-265VAC)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTarget Applications\u003c\/h3\u003e\u003cp\u003eIdeal for aerospace, automotive, industrial control systems, telecommunications power supplies, LED drivers, and high-reliability AC-DC converters requiring long lifecycle availability and full manufacturer traceability.\u003c\/p\u003e\u003ch3\u003eDesign Support\u003c\/h3\u003e\u003cp\u003eBacked by comprehensive reference designs, application notes, and technical documentation. Our team provides design-in support to accelerate your time-to-market with proven, reliable power solutions.\u003c\/p\u003e\u003ch3\u003eAuthorized Distributor\u003c\/h3\u003e\u003cp\u003eWe supply 100% authentic Power Integrations components with full manufacturer documentation, traceability certificates, and warranty support. Global shipping available through authorized channels.\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\u003ePower Integrations\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eProduct Series\u003c\/td\u003e \t\u003ctd\u003eTOPSwitch®-HX\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\u003e700V\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\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eVoltage - Supply (Vcc\/Vdd)\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eDuty Cycle\u003c\/td\u003e \t\u003ctd\u003e78%\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eFrequency - Switching\u003c\/td\u003e \t\u003ctd\u003e66kHz, 132kHz\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePower (Watts)\u003c\/td\u003e \t\u003ctd\u003e244 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eFault Protection\u003c\/td\u003e \t\u003ctd\u003eCurrent Limiting, Over Temperature, Over Voltage\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 ~ 150°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\u003e7-SSIP, 6 Leads, Exposed Pad, Formed Leads\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003eeSIP-7F\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","brand":"Power Integrations","offers":[{"title":"Default Title","offer_id":51117326762273,"sku":"TOP261LN","price":355985.37,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/IC_ACDCCOS_TOP2xxLN_00f48beb-bc73-4825-b923-e248084519c2.jpg?v=1743672223","url":"https:\/\/hqickey.com\/de\/products\/top261ln","provider":"HQICKEY","version":"1.0","type":"link"}