Mobile Version | Chinese | English


  • 2014-05-07
    12V 4S PCM protection circuit module for lifepo4 battery pack


100A 12V 4S BMS/Protection Circuit Module Specifications For power tools  

1.Overcharge detection and Overdischarge detection voltage(can adjust)

2.Li-ion and liefpo4 battery(can adjust)



 power tools,toy,e-bike, e-bus, ups, golf car, e-scooter, e-wheelchair, portable appliance and medical equipment, etc.


No. Test   item Criterion
1 Voltage Charging voltage DC:14.4V   3.6V/Cell
Balance voltage for single cell 3.60±0.025V
2 Current Balance current for single cell 288±10mA
Current consumption ≤20μA
Maximal continuous charging current 100A
Maximal continuous Discharging current 100A
3 Over charge Protection Over charge detection voltage 3.90±0.025V
Over charge detection delay time 0.96S—1.73S
Over charge release voltage 3.80±0.025V
4 Over discharge protection Over discharge detection voltage 2.00±0.05V
Over discharge detection delay time 115mS—173mS
Over discharge release voltage 2.3±0.05V
5 Over current protection Over current detection voltage 0.62V
Over current detection current 200±30A
Detection delay time  7.2ms—11ms
Release condition cut load
6 Short protection Detection condition Exterior short circuit
Detection delay time 200-500us
Release condition cut load
7 Resistance Protection circuitry ≤20mΩ
8 Temperature Operating Temperature Range -40~+85°C
Storage Temperature Range -40~+125°C