BIKIGHT Electric Bike 3.7V Li-ion 20S 72V 45A Battery Protection Board BMS Lithium Battery

Specification BrandBIKIGHTProduct20S 72V Lithium Battery Protection BoardSize126 x 67 x 9mm 4 96 x 2 64 x 0 35inchDischarge Continue Discharge Current45ADischarge Peak Current180AOver Current Protection180ACharge Voltage84VCharge Current45AOver Charge Detect Voltage4 250 025Over Charge Protection Delay 0 5SOver Charge Release Voltage 4 190 05Balance Detection Voltage4 18VBalance Release Voltage4 18VBalance Current355mAOver Discharge Detect Voltage 2 80 05VOver Discharge Detect Delay 0 5SOver Discharge Release Voltage3 00 05VOver Current Detect Voltage150mVOver Current Detect Delay9MSOver Current Protection Release ConditionOff loadShort Circuit Protection Conditionshort circuit with extermal loadShort Circuit Detection Delay250uSShort Circuit Protection Release ConditionOff loadTemp Protection65℃ 75℃Main Circuit Conductive Inner Resistance10mWorking Current40uASleeping Current Battery in Over Discharge 20uAWorking Temp Range 30 to 80 ℃ Features Use top quality A level protective integrated circuit IC from Japan Strong load ability Constant discharge current 45A Use high voltage resistance low innerresistance power Mosfet The heat sink will greatly help cooling IC itself has power balancing function The circuit is simple and reliable Typical voltage detection for each cell So each battery will be prevented over charged or over discharged Over current and short circuit protection function is very reliable Long time short circuit of the load wont affect the PCB