{"product_id":"lp3947isd-51","title":"LP3947ISD-51","description":"\u003ch2\u003eLP3947ISD-51 Single-Cell Lithium-Ion Battery Charger IC\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eLP3947ISD-51\u003c\/strong\u003e from Texas Instruments is a high-performance single-cell lithium-ion battery charger IC designed for embedded and industrial applications. This advanced power management solution delivers reliable charging with programmable constant current up to 750mA, making it ideal for portable devices, IoT systems, and battery-powered equipment.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle-Cell Li-Ion Charging:\u003c\/strong\u003e Optimized for 4.2V battery pack voltage with precision charging control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgrammable Charge Current:\u003c\/strong\u003e Constant current charging up to 750mA maximum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Interface Support:\u003c\/strong\u003e I2C and USB interfaces for flexible system integration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOver-Voltage Protection:\u003c\/strong\u003e Built-in fault protection ensures safe charging operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Operating Range:\u003c\/strong\u003e Functions reliably from -40°C to 85°C ambient temperature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Surface Mount Package:\u003c\/strong\u003e 14-WFDFN exposed pad \/ 14-WSON (4x4) for space-constrained designs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply Voltage:\u003c\/strong\u003e Operates with up to 6V maximum input voltage\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\u003eTexas Instruments\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\u003eCut Tape (CT) | Tape \u0026amp; Reel (TR)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eBattery Chemistry\u003c\/td\u003e \t\u003ctd\u003eLithium Ion\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eNumber of Cells\u003c\/td\u003e \t\u003ctd\u003e1\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eCurrent - Charging\u003c\/td\u003e \t\u003ctd\u003eConstant - Programmable\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eProgrammable Features\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eFault Protection\u003c\/td\u003e \t\u003ctd\u003eOver Voltage\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eCharge Current - Max\u003c\/td\u003e \t\u003ctd\u003e750mA\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eBattery Pack Voltage\u003c\/td\u003e \t\u003ctd\u003e4.2V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eVoltage - Supply (Max)\u003c\/td\u003e \t\u003ctd\u003e6V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eInterface\u003c\/td\u003e \t\u003ctd\u003eI2C, USB\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eOperating Temperature\u003c\/td\u003e \t\u003ctd\u003e-40°C ~ 85°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\u003e14-WFDFN Exposed Pad\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003e14-WSON (4x4)\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThe LP3947ISD-51 is engineered for demanding applications including portable medical devices, industrial handheld equipment, wireless sensors, battery-powered measurement instruments, and consumer electronics requiring reliable single-cell Li-Ion charging solutions.\u003c\/p\u003e\u003ch3\u003eWhy Choose HQICKEY?\u003c\/h3\u003e\u003cp\u003eAt HQICKEY, we specialize in authentic sourcing of premium semiconductors with comprehensive lifecycle support. Our engineering-focused approach ensures you receive genuine Texas Instruments components backed by technical expertise and reliable global distribution.\u003c\/p\u003e\u003ch3\u003eRelated Resources\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/hqickey.com\/collections\/battery-chargers\" title=\"Battery Chargers Collection\"\u003eBattery Chargers - Explore Our Complete Selection\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/hqickey.com\/\" title=\"HQICKEY Homepage\"\u003eHQICKEY - Premium Semiconductors \u0026amp; Components\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/hqickey.com\/blogs\/news\" title=\"HQICKEY Technical Blog\"\u003eTechnical Insights \u0026amp; Industry News - HQICKEY Blog\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Texas Instruments","offers":[{"title":"Default Title","offer_id":51117787152673,"sku":"LP3947ISD-51","price":10.45,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/IC_BC_296_SDA14B_NHL_14_a45da790-1f88-4e04-a0cb-af94b8516e29.jpg?v=1743682844","url":"https:\/\/hqickey.com\/de\/products\/lp3947isd-51","provider":"HQICKEY","version":"1.0","type":"link"}