{"product_id":"bq2057csn","title":"BQ2057CSN","description":"\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\u003eTube | \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eBattery Chemistry\u003c\/td\u003e \t\u003ctd\u003eLithium Ion\/Polymer\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\u003eCurrent\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eFault Protection\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eCharge Current - Max\u003c\/td\u003e \t\u003ctd\u003e-\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\u003e15V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eInterface\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eOperating Temperature\u003c\/td\u003e \t\u003ctd\u003e-20°C ~ 70°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\u003e8-SOIC (0.154\", 3.90mm Width)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003e8-SOIC\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\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe BQ2057CSN is a precision single-cell lithium-ion and lithium-polymer battery charger IC from Texas Instruments. Designed for portable electronics and embedded applications, this advanced charging solution delivers reliable, programmable constant-current charging with exceptional thermal performance across a wide operating temperature range.\u003c\/p\u003e\u003ch2\u003eKey Features \u0026amp; Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle-Cell Li-Ion\/Polymer Charging:\u003c\/strong\u003e Optimized for 4.2V battery pack voltage with programmable current control for flexible charging profiles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Supply Voltage Range:\u003c\/strong\u003e Operates with input voltages up to 15V, providing compatibility with various power sources\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Temperature Range:\u003c\/strong\u003e Reliable operation from -20°C to 70°C (TA) ensures performance in demanding environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Surface Mount Package:\u003c\/strong\u003e 8-SOIC (0.154\", 3.90mm width) footprint saves valuable PCB space in portable designs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoHS Compliant:\u003c\/strong\u003e Meets environmental standards for lead-free manufacturing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgrammable Current:\u003c\/strong\u003e Allows customization of charging current to match specific battery requirements and optimize charge time\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eThe BQ2057CSN is ideal for portable consumer electronics, medical devices, industrial handheld equipment, IoT sensors, wearable technology, and battery-powered embedded systems requiring precise single-cell lithium battery management.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications Summary\u003c\/h2\u003e\u003cp\u003eThis Texas Instruments battery charger IC features constant programmable charging current, supports lithium-ion and lithium-polymer chemistries, and comes in a tube packaging format. The 8-SOIC supplier device package ensures compatibility with standard SMT assembly processes.\u003c\/p\u003e\u003ch2\u003eQuality \u0026amp; Authenticity\u003c\/h2\u003e\u003cp\u003eHQICKEY sources authentic components directly from authorized distributors. Every BQ2057CSN unit is verified for quality and comes with full traceability documentation to ensure you receive genuine Texas Instruments products.\u003c\/p\u003e\u003ch2\u003eRelated Products \u0026amp; Resources\u003c\/h2\u003e\u003cp\u003eExplore our complete range of \u003ca href=\"https:\/\/hqickey.com\/collections\/battery-chargers\" title=\"Battery Chargers - Power Management ICs\"\u003ebattery chargers and power management solutions\u003c\/a\u003e for your embedded electronics projects. Visit the \u003ca href=\"https:\/\/hqickey.com\/\" title=\"HQICKEY - Premium Electronic Components\"\u003eHQICKEY homepage\u003c\/a\u003e to discover our full catalog of semiconductors and industrial components. Stay updated with the latest industry insights, technical articles, and product announcements on our \u003ca href=\"https:\/\/hqickey.com\/blogs\/news\" title=\"HQICKEY News - Electronics Industry Updates\"\u003enews blog\u003c\/a\u003e.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eNeed technical support or volume pricing? Contact our engineering team for application assistance and custom solutions.\u003c\/em\u003e\u003c\/p\u003e","brand":"Texas Instruments","offers":[{"title":"Default Title","offer_id":51117594378529,"sku":"BQ2057CSN","price":14.91,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/IC_BC_8-SOIC_57081fee-440d-4f40-926c-3489133d1732.jpg?v=1743680524","url":"https:\/\/hqickey.com\/products\/bq2057csn","provider":"HQICKEY","version":"1.0","type":"link"}