TP5100 4.2v and 8.4v Dual One/Two Battery Protection Board

TP5100 4.2v 8.4v Single Double Lithium Battery Charge Protection Board  is a 2A Charging Board which has double switch buck 8.4V, single cell 4. 2V lithium battery charge management chip.  TP5100 built-in input overcurrent, under-voltage protection, over-temperature protection, short circuit protection, battery temperature monitoring, reverse battery protection. Description: – Input voltage: 5-18 V DC power supply – Charging status: blue light full and no charge, red during charging – The voltage adjustment must be operated in the power state. When the switch is installed, the input must be disconnected and then switched. – It can also be used for LED white constant current LED: set a single lithium unit, set up a double lithium unit 2 strings. – Suitable for portable devices, various chargers, smart phones, tablets, power tools, walkie-talkies, etc. Specification: – Material: plastic – Size: 2.5×1.7 cm – Static input power (VIN): 20V – : -8.4V~20V – short circuit duration: continuous – Maximum junction temperature: 120 ° C – Working temperature: -40 ° C ~ 85 ° C – Storage temperature: -65 ° C ~ 125 ° C