{"product_id":"fan5403bucx","title":"FAN5403BUCX","description":"\u003ch2\u003eFAN5403BUCX - Advanced Single-Cell Lithium Ion Battery Charger IC\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eFAN5403BUCX\u003c\/strong\u003e from Fairchild Semiconductor is a highly integrated, single-cell lithium-ion\/polymer battery charger IC designed for portable applications. This advanced charging solution combines USB compatibility with I2C interface control, offering exceptional flexibility and programmability for modern battery-powered devices.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Charging Capacity:\u003c\/strong\u003e Supports up to 1.25A maximum charge current with programmable constant current charging\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Interface Support:\u003c\/strong\u003e Features both I2C and USB interfaces for versatile system integration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComprehensive Protection:\u003c\/strong\u003e Built-in over-temperature, over-voltage, and short circuit protection ensures safe operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgrammable Flexibility:\u003c\/strong\u003e Customize current, timer, and voltage settings to match your specific application requirements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Operating Range:\u003c\/strong\u003e Functions reliably from -30°C to 85°C ambient temperature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Design:\u003c\/strong\u003e Ultra-small 20-WLCSP (1.96x1.56mm) surface mount package saves valuable PCB space\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\u003eFairchild Semiconductor\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\u003eBulk | \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, Timer, Voltage\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eFault Protection\u003c\/td\u003e \t\u003ctd\u003eOver Temperature, Over Voltage, Short Circuit\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eCharge Current - Max\u003c\/td\u003e \t\u003ctd\u003e1.25A\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eBattery Pack Voltage\u003c\/td\u003e \t\u003ctd\u003e4.5V (Max)\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-30°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\u003e20-UFBGA, WLCSP\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003e20-WLCSP (1.96x1.56)\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\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\u003cp\u003eThe FAN5403BUCX is perfect for a wide range of portable electronic devices including smartphones, tablets, portable media players, handheld gaming devices, wireless headsets, and other battery-powered consumer electronics requiring efficient and safe lithium-ion battery charging.\u003c\/p\u003e\u003ch3\u003eQuality \u0026amp; Compliance\u003c\/h3\u003e\u003cp\u003eThis component is \u003cstrong\u003eRoHS compliant\u003c\/strong\u003e, meeting international environmental standards for electronic components. Manufactured by Fairchild Semiconductor, a trusted name in power management solutions, ensuring reliable performance and quality.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eRelated Products \u0026amp; Resources\u003c\/h3\u003e\u003cp\u003eLooking for more battery charging solutions? Explore our complete range of \u003ca href=\"https:\/\/hqickey.com\/collections\/battery-chargers\" title=\"Battery Chargers Collection\"\u003eBattery Chargers\u003c\/a\u003e to find the perfect component for your project.\u003c\/p\u003e\u003cp\u003eVisit our \u003ca href=\"https:\/\/hqickey.com\/\" title=\"HQICKEY Home\"\u003eHQICKEY homepage\u003c\/a\u003e to discover thousands of electronic components and semiconductor solutions.\u003c\/p\u003e\u003cp\u003eStay updated with the latest industry news, technical articles, and product announcements on our \u003ca href=\"https:\/\/hqickey.com\/blogs\/news\" title=\"HQICKEY News Blog\"\u003eNews Blog\u003c\/a\u003e.\u003c\/p\u003e","brand":"Fairchild Semiconductor","offers":[{"title":"Default Title","offer_id":51117532414241,"sku":"FAN5403BUCX","price":1.27,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/IC_BC_488_MKT-UC020AA_20_a90d69f8-b404-4a47-8116-09d88fb0f068.jpg?v=1743678717","url":"https:\/\/hqickey.com\/de\/products\/fan5403bucx","provider":"HQICKEY","version":"1.0","type":"link"}