Features and Benefits
1.Protection Circuit Board for 3.2V 1S 20A LiFePO4 battery pack;
2.PCB applies for 1 cells LiFePO4 battery pack;
3.With Overcharge Protection,Over Current Protection;
4.The Maximal working current: 20A;
5.Compatible with LiFePO4 and Li-ion/Li-Polymer cells.
Specifications
| Item |
Contents |
Criteria |
| 1 |
Model |
BEST-D121 |
1S-20A working current |
| 2 |
Voltage |
Charging voltage |
3.6V |
| 3 |
Current |
Maximal continuous charging current |
20A |
| Maximal continuous discharging current |
20A |
| Current consumption |
≤20μA |
| 4 |
Overcharge Protection |
Over charge detection voltage |
3.6V~3.9V(Adjustable) |
| Over charge detection delay time |
0.5S~2S |
| Over charge release voltage |
2.0V~2.5V(Adjustable) |
| 5 |
Over Discharge Protection |
Over discharge detection voltage |
2.0V~2.5V(Adjustable) |
| Over discharge detection delay time |
50~200mS |
| Over discharge release voltage |
2.0V~2.5V(Adjustable) |
| 6 |
Over Current Protection |
Over current detection voltage |
0.1V~0.2V(Adjustable) |
| Over current detection current |
Adjustable |
| Detection delay time |
5~20mS |
| Release condition |
Cut load,automatically recover |
| 7 |
Short Circuit Protection |
Detection condition |
Exterior shot circuit |
| Detection delay time |
200~500uS |
| Release condition |
Cut load,automatically recover |
| 8 |
Balance/Equilibrium |
Balance voltage for single cell |
/ |
| Balance current for single cell |
/ |
| 9 |
Resistance |
Inner resistance |
≤20mΩ |
| 10 |
Temperature |
Operating temperature range |
-40~+85°C |
| Storage temperature range |
-20~ +125°C |
| 11 |
Size (L*W*T) |
50mm*40mm*1.6mm |
