{"product_id":"2s-3s-usb-type-c-qc-fast-charging-module-for-3-7v-lithium-battery-pack","title":"2S\/3S USB Type-C QC Fast Charging Module for 3.7V Lithium Battery Pack","description":"\u003cp data-start=\"122\" data-end=\"380\" class=\"PDq2pG_selectionAnchorContainer\"\u003eThe \u003cstrong data-start=\"126\" data-end=\"178\"\u003e2S\/3S USB Type-C lithium battery charging module\u003c\/strong\u003e is designed to charge series-connected \u003cstrong data-start=\"218\" data-end=\"271\"\u003e3.7V lithium-ion or lithium-polymer battery packs\u003c\/strong\u003e. It supports both \u003cstrong data-start=\"290\" data-end=\"318\"\u003e2S and 3S configurations\u003c\/strong\u003e, making it suitable for 7.4V and 11.1V nominal battery packs.\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"382\" data-end=\"686\"\u003eThe module accepts charging power through its \u003cstrong data-start=\"428\" data-end=\"447\"\u003eUSB Type-C port\u003c\/strong\u003e or the \u003cstrong data-start=\"455\" data-end=\"490\"\u003eVIN and GND soldering terminals\u003c\/strong\u003e. When connected to a compatible QC power adapter, it supports \u003cstrong data-start=\"553\" data-end=\"579\"\u003eQC fast-charging input\u003c\/strong\u003e and provides up to approximately \u003cstrong data-start=\"613\" data-end=\"647\"\u003e15W synchronous boost charging\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"688\" data-end=\"1059\"\u003eIt includes charging-status indicator LEDs and adjustable soldering points for charging current, charging voltage and timeout settings. The \u003cstrong data-start=\"828\" data-end=\"878\"\u003eBM terminal supports cell balancing in 2S mode\u003c\/strong\u003e. The board is normally supplied in a specific 2S or 3S configuration, so the board setting must be checked before connecting the battery pack. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1061\" data-end=\"1242\"\u003eThis charging board is suitable for DIY rechargeable battery packs, portable electronics, robotics, backup power projects, speaker battery packs and custom lithium charging systems.\u003c\/p\u003e\n\u003cp data-start=\"1244\" data-end=\"1529\"\u003e\u003cstrong data-start=\"1244\" data-end=\"1258\"\u003eImportant:\u003c\/strong\u003e This is primarily a lithium battery charging module, not a complete battery protection BMS. Use a suitable \u003cstrong data-start=\"1366\" data-end=\"1395\"\u003e2S or 3S protection board\u003c\/strong\u003e with the battery pack for overcharge, over-discharge, overcurrent and short-circuit protection. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 data-section-id=\"1a3ueyz\" data-start=\"1531\" data-end=\"1548\"\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"1550\" data-end=\"2699\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"1550\" data-end=\"1577\"\u003e\n\u003ctr data-start=\"1550\" data-end=\"1577\"\u003e\n\u003cth data-start=\"1550\" data-end=\"1566\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003cth data-start=\"1566\" data-end=\"1577\" data-col-size=\"md\" class=\"last:pe-10\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"1588\" data-end=\"2699\"\u003e\n\u003ctr data-start=\"1588\" data-end=\"1649\"\u003e\n\u003ctd data-start=\"1588\" data-end=\"1603\" data-col-size=\"sm\"\u003eProduct type\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"1603\" data-end=\"1649\"\u003eLithium battery boost fast-charging module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1650\" data-end=\"1688\"\u003e\n\u003ctd data-start=\"1650\" data-end=\"1676\" data-col-size=\"sm\"\u003eSupported configuration\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"1676\" data-end=\"1688\"\u003e2S or 3S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1689\" data-end=\"1759\"\u003e\n\u003ctd data-start=\"1689\" data-end=\"1714\" data-col-size=\"sm\"\u003eSupported cell voltage\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"1714\" data-end=\"1759\"\u003e3.7V nominal, 4.2V fully charged per cell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1760\" data-end=\"1817\"\u003e\n\u003ctd data-start=\"1760\" data-end=\"1781\" data-col-size=\"sm\"\u003e2S battery voltage\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"1781\" data-end=\"1817\"\u003e7.4V nominal, 8.4V fully charged\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1818\" data-end=\"1877\"\u003e\n\u003ctd data-start=\"1818\" data-end=\"1839\" data-col-size=\"sm\"\u003e3S battery voltage\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"1839\" data-end=\"1877\"\u003e11.1V nominal, 12.6V fully charged\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1878\" data-end=\"1934\"\u003e\n\u003ctd data-start=\"1878\" data-end=\"1896\" data-col-size=\"sm\"\u003eInput interface\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"1896\" data-end=\"1934\"\u003eUSB Type-C and VIN\/GND solder pads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1935\" data-end=\"1982\"\u003e\n\u003ctd data-start=\"1935\" data-end=\"1959\" data-col-size=\"sm\"\u003eStandard input source\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"1959\" data-end=\"1982\"\u003e5V USB power supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1983\" data-end=\"2034\"\u003e\n\u003ctd data-start=\"1983\" data-end=\"2007\" data-col-size=\"sm\"\u003eFast-charging support\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2007\" data-end=\"2034\"\u003eQC fast-charge protocol\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2035\" data-end=\"2081\"\u003e\n\u003ctd data-start=\"2035\" data-end=\"2060\" data-col-size=\"sm\"\u003eMaximum charging power\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2060\" data-end=\"2081\"\u003eApproximately 15W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2082\" data-end=\"2130\"\u003e\n\u003ctd data-start=\"2082\" data-end=\"2100\" data-col-size=\"sm\"\u003eCharging method\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2100\" data-end=\"2130\"\u003eSynchronous boost charging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2131\" data-end=\"2180\"\u003e\n\u003ctd data-start=\"2131\" data-end=\"2153\" data-col-size=\"sm\"\u003eCharging efficiency\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2153\" data-end=\"2180\"\u003eUp to approximately 94%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2181\" data-end=\"2253\"\u003e\n\u003ctd data-start=\"2181\" data-end=\"2208\" data-col-size=\"sm\"\u003eDefault charging current\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2208\" data-end=\"2253\"\u003eDepends on onboard resistor configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2254\" data-end=\"2311\"\u003e\n\u003ctd data-start=\"2254\" data-end=\"2275\" data-col-size=\"sm\"\u003eAdjustable current\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2275\" data-end=\"2311\"\u003eSupported through RISET resistor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2312\" data-end=\"2345\"\u003e\n\u003ctd data-start=\"2312\" data-end=\"2332\" data-col-size=\"sm\"\u003eBattery terminals\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2332\" data-end=\"2345\"\u003eB+ and B−\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2346\" data-end=\"2397\"\u003e\n\u003ctd data-start=\"2346\" data-end=\"2365\" data-col-size=\"sm\"\u003eBalance terminal\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2365\" data-end=\"2397\"\u003eBM terminal for 2S balancing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2398\" data-end=\"2445\"\u003e\n\u003ctd data-start=\"2398\" data-end=\"2421\" data-col-size=\"sm\"\u003eTemperature terminal\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2421\" data-end=\"2445\"\u003eNTC connection point\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2446\" data-end=\"2506\"\u003e\n\u003ctd data-start=\"2446\" data-end=\"2466\" data-col-size=\"sm\"\u003eStatus indicators\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2466\" data-end=\"2506\"\u003eCharging, full-charge and fault LEDs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2507\" data-end=\"2529\"\u003e\n\u003ctd data-start=\"2507\" data-end=\"2520\" data-col-size=\"sm\"\u003ePCB colour\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2520\" data-end=\"2529\"\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2530\" data-end=\"2595\"\u003e\n\u003ctd data-start=\"2530\" data-end=\"2555\" data-col-size=\"sm\"\u003eApproximate dimensions\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2555\" data-end=\"2595\"\u003e31 × 18 × 6.9mm, excluding connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2596\" data-end=\"2668\"\u003e\n\u003ctd data-start=\"2596\" data-end=\"2625\" data-col-size=\"sm\"\u003eSuitable battery chemistry\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2625\" data-end=\"2668\"\u003eTernary lithium-ion and lithium-polymer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2669\" data-end=\"2699\"\u003e\n\u003ctd data-start=\"2669\" data-end=\"2688\" data-col-size=\"sm\"\u003ePackage quantity\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2688\" data-end=\"2699\"\u003e1 piece\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp data-start=\"2701\" data-end=\"2881\"\u003eThe published technical guide lists approximately \u003cstrong data-start=\"2751\" data-end=\"2781\"\u003e31 × 18 × 6.9mm dimensions\u003c\/strong\u003e, QC input, up to 15W charging power and up to 94% efficiency. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 data-section-id=\"1bef3m8\" data-start=\"2883\" data-end=\"2902\"\u003eConnection Notes\u003c\/h2\u003e\n\u003cp data-start=\"2904\" data-end=\"3205\"\u003eFor \u003cstrong data-start=\"2908\" data-end=\"2919\"\u003e2S mode\u003c\/strong\u003e, connect two 3.7V cells in series and connect the BM terminal to the midpoint between the cells. For \u003cstrong data-start=\"3021\" data-end=\"3032\"\u003e3S mode\u003c\/strong\u003e, the board must be configured correctly for three cells; the BM terminal is not used for balancing in the documented 3S configuration. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"3207\" data-end=\"3365\"\u003eAlways confirm the board’s 2S or 3S setting before connecting the batteries. Incorrect configuration or reverse-polarity wiring may damage the board or cells.\u003c\/p\u003e","brand":"MAJESTRONICZ","offers":[{"title":"Default Title","offer_id":47985178575006,"sku":null,"price":99.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/9257\/2574\/files\/3string-buck-boost-fast-charging-module-2-1100x1100.webp?v=1784202706","url":"https:\/\/majestronicz.in\/products\/2s-3s-usb-type-c-qc-fast-charging-module-for-3-7v-lithium-battery-pack","provider":"MAJESTRONICZ","version":"1.0","type":"link"}