{"product_id":"inn2123k","title":"INN2123K","description":"\u003ch2\u003eINN2123K - InnoSwitch™-CE Family Offline Switcher IC\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eINN2123K\u003c\/strong\u003e from Power Integrations is a high-efficiency AC-DC converter IC from the InnoSwitch-CE family, designed for compact, cost-optimized flyback power supplies up to 12W. Featuring integrated 650V power MOSFET, secondary-side synchronous rectification (SR), and comprehensive fault protection, this IC delivers exceptional performance for consumer, industrial, and smart home applications.\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\u003eSecondary-Side SR Flyback Topology:\u003c\/strong\u003e Maximizes efficiency and minimizes heat dissipation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12W Output Power:\u003c\/strong\u003e Ideal for USB chargers, adapters, and auxiliary supplies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100kHz Switching Frequency:\u003c\/strong\u003e Enables compact transformer design\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComprehensive Protection:\u003c\/strong\u003e Over-temperature and over-voltage safeguards ensure reliable operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Operating Range:\u003c\/strong\u003e -40°C to 105°C ambient temperature rating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurface Mount eSOP-R16B Package:\u003c\/strong\u003e Optimized for automated assembly\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUSB wall chargers and adapters\u003c\/li\u003e\n\u003cli\u003eAuxiliary power supplies for appliances\u003c\/li\u003e\n\u003cli\u003eSmart home and IoT device power\u003c\/li\u003e\n\u003cli\u003eLED driver circuits\u003c\/li\u003e\n\u003cli\u003eIndustrial control power modules\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Choose Authorized Distribution?\u003c\/h3\u003e\u003cp\u003eWhen you source the INN2123K through our authorized channel, you receive genuine Power Integrations components with full manufacturer traceability, warranty support, and access to technical documentation including reference designs and application notes. We maintain stock for long lifecycle availability to support your product programs and mitigate obsolescence risk.\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\u003eInnoSwitch™-CE\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, Secondary Side SR\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\u003e60%\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\u003e12 W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eFault Protection\u003c\/td\u003e \t\u003ctd\u003eOver 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 ~ 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\u003eSurface Mount\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackage \/ Case\u003c\/td\u003e \t\u003ctd\u003e16-PowerSOIC (0.350\", 8.89mm Width), 15 Leads\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003eeSOP-R16B\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cem\u003eNeed design support? 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