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;
6.PCM comes with all the voltage detection wires and connectors.
Specifications
|
Item |
Contents |
Criteria (Adjustable) |
|
|
1 |
Model |
BD-0023-4S-F-V1.0 |
4S-10A working current |
|
2 |
Voltage |
Charging voltage |
14.4V |
|
3 |
Current |
Maximal continuous charging current |
10A |
|
Maximal continuous discharging current |
10A |
||
|
Current consumption |
≤45μA |
||
|
4 |
Overcharge Protection |
Over charge detection voltage |
3.6V~3.9V(Adjustable) |
|
Over charge detection delay time |
0.5s-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 |
70ms-130ms |
||
|
Over discharge release voltage |
2.0V~2.5V(Adjustable) |
||
|
6 |
Over Current Protection |
Over current detection current / Voltage |
Adjustable |
|
Detection delay time |
50-150ms |
||
|
Release condition |
Cut load / charge to recover |
||
|
7 |
Short Circuit Protection |
Short circuit detection current |
actual testing is needed |
|
Detection delay time |
200-400us |
||
|
Detection condition |
Cut load/charge to recover |
||
|
8 |
Balance |
Balance voltage for single cell |
/ |
|
Balance current for single cell |
/ |
||
|
9 |
Temperature Protection
10KNTC B=3435
|
Charge Over Temp Protection |
71℃±4℃ |
|
Discharge Over Temp Protection |
51℃±4℃ |
||
|
Charge Under Temp Protection |
0℃±4℃ |
||
|
discharge Under Temp Protection |
-20℃±4℃ |
||
|
10 |
Resistance |
Inner resistance |
≤65mΩ |
|
11 |
Temperature |
Operating temperature range |
0 ~ +85°C |
|
Storage temperature range |
0 ~ +85°C |
||
|
12 |
Size (L*W*T) |
L75.6mm*W24mm*T4mm |
|