Battery Protection Circuit Module (PCM) for 7.4V 2cells in series Li-ion/Li-Polymer Battery Packs
Features and Benefits
1.Battery management circuit board for 7.4V 2S Li-ion and Li-polymer battery pack;
2.BMS/PCB/PCM applies for 2 cells Li-ion/Li-polymer battery pack;
3.To prevent the battery packs from overcharge,overdischarge,over current, over temperature ,short circuit ;
4.The Maximal working current: 2A;
5.Compatible with both Li-ion and Li-Polymer cells.
Specifications
Item |
Content |
Criterion |
|
1 |
Continuous Charging and Discharging Current |
2A |
|
2 |
over charge protection voltage |
4.30±0.025V |
|
3 |
over charge recovery voltage |
4.1±0.05V |
|
4 |
over charge protection delay time |
500-1600ms |
|
5 |
over discharge protection voltage |
2.4±0.05V |
|
6 |
over discharge recovery voltage |
3.0±0.1V |
|
7 |
over discharge protection delay time |
39-173ms |
|
8 |
over current protection current |
6.0-10A |
|
9 |
short protection delay time |
150us-500us |
|
10 |
static self-consumption current |
≤ 14.0uA |
|
11 |
PCB internal resistance |
≤50mΩ |
Connection Diagram