{"product_id":"tp4056-1a-lithium-battery-charger-module-micro-usb-without-protection","title":"TP4056 1A Lithium Battery Charger Module (Micro USB, Without Protection)","description":"\u003cp data-path-to-node=\"5\" id=\"p-rc_f04c1330cb4587f4-468\"\u003eThe \u003cb data-path-to-node=\"5\" data-index-in-node=\"4\"\u003eTP4056 1A Lithium Battery Charger\u003c\/b\u003e is the absolute industry standard for safely charging single-cell 3.7V Lithium-Ion and Lithium-Polymer (LiPo) batteries. \u003cspan class=\"citation-533 citation-end-533\"\u003eUtilizing a highly precise constant-current\/constant-voltage (CC\/CV) charging profile, this tiny board ensures your cells are charged quickly and safely to their maximum capacity of 4.2V without the risk of dangerous overcharging.\u003csup class=\"superscript\" data-turn-source-index=\"1\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\"\u003eThis specific variant is the \u003cb data-path-to-node=\"6\" data-index-in-node=\"29\"\u003e\"Unprotected\"\u003c\/b\u003e model. It is designed purely as a charging circuit and does not include the secondary DW01 battery protection IC found on larger boards. This makes it exceptionally small and cost-effective, but it means that the battery you are charging \u003cb data-path-to-node=\"6\" data-index-in-node=\"281\"\u003emust\u003c\/b\u003e have its own internal protection circuit (PCM\/BMS), or you must monitor the battery manually to prevent it from deep-discharging below 3.0V when connected to a load.\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003e\u003cb data-path-to-node=\"7\" data-index-in-node=\"0\"\u003eKey Features \u0026amp; Functional Advantages:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\"\u003e\u003cb data-path-to-node=\"8,0,0\" data-index-in-node=\"0\"\u003eMicro USB Input:\u003c\/b\u003e Conveniently power the charger using any standard micro USB smartphone cable and a 5V wall adapter, or solder directly to the \u003ccode data-path-to-node=\"8,0,0\" data-index-in-node=\"143\"\u003eIN+\u003c\/code\u003e and \u003ccode data-path-to-node=\"8,0,0\" data-index-in-node=\"151\"\u003eIN-\u003c\/code\u003e pads if using a custom 5V power supply.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\"\u003e\u003cb data-path-to-node=\"8,1,0\" data-index-in-node=\"0\"\u003e1A Fast Charging:\u003c\/b\u003e Delivers up to 1000mA of charging current by default, capable of replenishing a standard 18650 battery in just a few hours.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\"\u003e\u003cb data-path-to-node=\"8,2,0\" data-index-in-node=\"0\"\u003eProgrammable Charge Rate:\u003c\/b\u003e The default 1A charge rate can be easily lowered to safely charge smaller capacity batteries (like 200mAh or 500mAh LiPos) by replacing the onboard \u003ccode data-path-to-node=\"8,2,0\" data-index-in-node=\"174\"\u003eRprog\u003c\/code\u003e (R3) surface-mount resistor.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,3,0\"\u003e\u003cb data-path-to-node=\"8,3,0\" data-index-in-node=\"0\"\u003eCC\/CV Charging Profile:\u003c\/b\u003e Safely ramps up current when the battery is low, and seamlessly switches to a constant voltage trickle-charge as the cell approaches 4.2V, maximizing battery health.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,4,0\" id=\"p-rc_f04c1330cb4587f4-469\"\u003e\u003cspan class=\"citation-532\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"8,4,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-532\"\u003eVisual Status Indicators:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-532 citation-end-532\"\u003e Features two onboard surface-mount LEDs.\u003csup class=\"superscript\" data-turn-source-index=\"2\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003cspan class=\"citation-531 citation-end-531\"\u003eA Red LED indicates active charging, while a Green (or Blue, depending on the manufacturer) LED illuminates the moment the battery reaches full capacity.\u003csup class=\"superscript\" data-turn-source-index=\"3\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"0\"\u003ePerfect For:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-path-to-node=\"10,0,0\" data-index-in-node=\"0\"\u003eRetrofitting Rechargeability:\u003c\/b\u003e An excellent, tiny module for upgrading vintage electronics, toys, or flashlights to run on modern, rechargeable protected 18650 or LiPo batteries.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\" id=\"p-rc_f04c1330cb4587f4-470\"\u003e\u003cspan class=\"citation-530\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"10,1,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-530\"\u003eWorkbench Charging Stations:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-530 citation-end-530\"\u003e Easily wire several of these modules in parallel (each with their own battery) to create a multi-bay custom charging station for your drone or RC batteries.\u003csup class=\"superscript\" data-turn-source-index=\"4\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-path-to-node=\"10,2,0\" data-index-in-node=\"0\"\u003eReplacing Broken USB Ports:\u003c\/b\u003e A cheap and easy permanent fix for Bluetooth speakers or headphones where the original charging port has been ripped off the main circuit board.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,3,0\"\u003e\u003cb data-path-to-node=\"10,3,0\" data-index-in-node=\"0\"\u003ePrototyping:\u003c\/b\u003e A staple for any electronics hobbyist needing a quick, reliable way to top off batteries during the design phase of a project.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"11\"\u003e\u003cb data-path-to-node=\"11\" data-index-in-node=\"0\"\u003eTechnical Specifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"12\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,0,0\"\u003e\u003cb data-path-to-node=\"12,0,0\" data-index-in-node=\"0\"\u003eCharging IC:\u003c\/b\u003e TP4056\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,1,0\" id=\"p-rc_f04c1330cb4587f4-471\"\u003e\u003cspan class=\"citation-529\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"12,1,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-529\"\u003eInput Voltage:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-529 citation-end-529\"\u003e 4.5V to 5.5V DC\u003csup class=\"superscript\" data-turn-source-index=\"5\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,2,0\" id=\"p-rc_f04c1330cb4587f4-472\"\u003e\u003cspan class=\"citation-528\"\u003e\u003c\/span\u003e\u003cb data-path-to-node=\"12,2,0\" data-index-in-node=\"0\"\u003e\u003cspan class=\"citation-528\"\u003eFull Charge Voltage:\u003c\/span\u003e\u003c\/b\u003e\u003cspan class=\"citation-528 citation-end-528\"\u003e 4.2V (± 1.5% accuracy)\u003csup class=\"superscript\" data-turn-source-index=\"6\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,3,0\"\u003e\u003cb data-path-to-node=\"12,3,0\" data-index-in-node=\"0\"\u003eMaximum Charging Current:\u003c\/b\u003e 1000mA (1A)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,4,0\"\u003e\u003cb data-path-to-node=\"12,4,0\" data-index-in-node=\"0\"\u003eInput Interface:\u003c\/b\u003e Micro USB (Female)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,5,0\"\u003e\u003cb data-path-to-node=\"12,5,0\" data-index-in-node=\"0\"\u003eOver-Discharge Protection:\u003c\/b\u003e \u003cb data-path-to-node=\"12,5,0\" data-index-in-node=\"27\"\u003eNone\u003c\/b\u003e (Requires a battery with an internal protection circuit)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,6,0\"\u003e\u003cb data-path-to-node=\"12,6,0\" data-index-in-node=\"0\"\u003eOperating Temperature:\u003c\/b\u003e -10°C to +85°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,7,0\"\u003e\u003cb data-path-to-node=\"12,7,0\" data-index-in-node=\"0\"\u003eDimensions:\u003c\/b\u003e Approximately 22 mm x 17 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,8,0\"\u003e\u003cb data-path-to-node=\"12,8,0\" data-index-in-node=\"0\"\u003eConnection Pads:\u003c\/b\u003e \u003ccode data-path-to-node=\"12,8,0\" data-index-in-node=\"17\"\u003eBAT+\u003c\/code\u003e (Battery Positive) and \u003ccode data-path-to-node=\"12,8,0\" data-index-in-node=\"45\"\u003eBAT-\u003c\/code\u003e (Battery Negative)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42853815189575,"sku":null,"price":100.0,"currency_code":"KES","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/s-l1600-1-17-1000x1000.jpg?v=1780778985","url":"https:\/\/www.ktechnics.com\/products\/tp4056-1a-lithium-battery-charger-module-micro-usb-without-protection","provider":"K-TECHNICS","version":"1.0","type":"link"}