{"product_id":"top234yn","title":"TOP234YN","description":"\u003ch2\u003eTOP234YN - TOPSwitch-FX Offline Switcher IC\u003c\/h2\u003e\u003cp\u003eThe TOP234YN is a high-performance 75W offline switcher IC from Power Integrations' TOPSwitch-FX family, designed for isolated flyback power supply applications. This integrated solution combines a 700V power MOSFET, oscillator, high-voltage switched current source, current limit, and shutdown circuitry in a single TO-220-7B package.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Integration:\u003c\/strong\u003e Reduces component count and simplifies design with integrated 700V MOSFET switch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Power Range:\u003c\/strong\u003e Delivers up to 75W output power for demanding applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced Protection:\u003c\/strong\u003e Built-in current limiting, over-temperature, and over-voltage fault protection ensures reliable operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Control:\u003c\/strong\u003e Variable switching frequency (66kHz to 132kHz) optimizes efficiency across load conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Efficiency:\u003c\/strong\u003e 78% duty cycle maximizes power delivery and minimizes losses\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Operating Range:\u003c\/strong\u003e -40°C to 150°C junction temperature for industrial and automotive applications\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 power supplies for industrial equipment\u003c\/li\u003e\n\u003cli\u003eOffline battery chargers and adapters\u003c\/li\u003e\n\u003cli\u003eAuxiliary power supplies in telecom and networking equipment\u003c\/li\u003e\n\u003cli\u003eConsumer electronics power management\u003c\/li\u003e\n\u003cli\u003eLED driver circuits\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical 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®-FX\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackaging\u003c\/td\u003e \t\u003ctd\u003eTube | \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\u003e75 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\u003eFrequency Control\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\u003eTO-220-7 Formed Leads, 5 Leads\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003eTO-220-7B\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\u003eWhy Choose TOP234YN?\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe TOP234YN offers design engineers a proven, cost-effective solution for offline power conversion with exceptional reliability and comprehensive protection features. Its high level of integration reduces BOM costs, simplifies PCB layout, and accelerates time-to-market for your power supply designs.\u003c\/p\u003e\u003ch3\u003eDesign Resources \u0026amp; Support\u003c\/h3\u003e\u003cp\u003eHQICKEY provides comprehensive technical support for the TOP234YN, including reference designs, application notes, and design tools to help you integrate this offline switcher IC into your power supply projects. Our engineering team is available to assist with component selection, circuit optimization, and troubleshooting.\u003c\/p\u003e\u003ch3\u003eQuality \u0026amp; Traceability\u003c\/h3\u003e\u003cp\u003eEvery TOP234YN unit from HQICKEY comes with full traceability documentation, ensuring authenticity and compliance with industry standards. We maintain strict quality control throughout our supply chain to deliver only genuine Power Integrations components with long lifecycle availability for your critical applications.\u003c\/p\u003e\u003ch3\u003eRelated Products \u0026amp; Resources\u003c\/h3\u003e\u003cp\u003eExplore our complete range of \u003ca href=\"https:\/\/hqickey.com\/collections\/ac-dc-converters-offline-switchers\" title=\"AC DC Converters, Offline Switchers\"\u003eAC DC Converters and Offline Switchers\u003c\/a\u003e for additional power management solutions. Visit the \u003ca href=\"https:\/\/hqickey.com\/\" title=\"HQICKEY - Semiconductor Components Supplier\"\u003eHQICKEY homepage\u003c\/a\u003e to browse our full catalog of semiconductors and programmable logic components. Stay updated with the latest industry insights, application notes, and technical articles on the \u003ca href=\"https:\/\/hqickey.com\/blogs\/news\" title=\"HQICKEY News \u0026amp; Technical Blog\"\u003eHQICKEY News \u0026amp; Technical Blog\u003c\/a\u003e.\u003c\/p\u003e","brand":"Power Integrations","offers":[{"title":"Default Title","offer_id":51117203980577,"sku":"TOP234YN","price":9.89,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/IC_ACDCCOS_596-TO-220-7B_f965f708-642f-4814-beea-520bec7ea85d.jpg?v=1743670164","url":"https:\/\/hqickey.com\/de\/products\/top234yn","provider":"HQICKEY","version":"1.0","type":"link"}