Battery Protection Circuit Module (BMS/PCM) for 4S 12.8V LiFePO4 Battery Packs
Features and Benefits
1.Protection Circuit Board for 12.8V 4S LiFePO4 battery pack;
2.PCM applies for 4 cells LiFePO4 battery pack;
3.To prevent the battery packs from overcharge,overdischarge,over current, over temperature ,short circuit ;
4.Without cell balance/equilibrium function;
5.Compatible with LiFePO4 cells;
Specifications
|
Item |
Contents |
Criteria(Adjustable) |
|
|
1 |
Model |
BD-0011-4S-V1.0 |
4S-4A working current |
|
2 |
Voltage |
Charging voltage |
16.8V |
|
3 |
Current |
Maximal continuous charging current |
4A |
|
Maximal continuous discharging current |
4A |
||
|
Current consumption |
≤50μA |
||
|
4 |
Overcharge Protection |
Over charge detection voltage |
3.6V~3.9V(Adjustable) |
|
Over charge detection delay time |
0.5~1.5S |
||
|
Over charge release voltage |
3.5V~3.8V(Adjustable) |
||
|
5 |
Over Discharge Protection |
Over discharge detection voltage |
2.0V~2.5V(Adjustable) |
|
Over discharge detection delay time |
0.5~1.5S |
||
|
Over discharge release voltage |
2.0V~2.5V(Adjustable) |
||
|
6 |
Discharge Over Current Protection (1st Protection) |
Over current detection current |
Adjustable |
|
Detection delay time |
150mS±50mS |
||
|
Release condition |
Cut load,automatically recover |
||
|
7 |
Short Circuit Protection |
Detection condition |
|
|
Detection delay time |
200~400uS |
||
|
Release condition |
Cut load,automatically recover |
||
|
8 |
Balance |
Balance voltage for single cell |
/ |
|
Balance current for single cell |
/ |
||
|
9 |
Resistance |
Inner resistance |
≤65mΩ |
|
10 |
Temperature |
Operating temperature range |
0 ~ +85°C |
|
Storage temperature range |
0 ~ +75°C |
||
|
11 |
Size (L*W*T) |
L70mm*W16mm*T4mm |
|