2S 8A 8.4V Lithium Battery Protection Board
2S 8A 8.4V Lithium Battery Protection Board
2S 8A 8.4V Lithium Battery Protection Board

2S 8A 8.4V Lithium Battery Protection Board

SKU: 1000160


Regular price $1.51 Sale

Applicable to 2s 7.4V 8.4V 18650, polymer rechargeable battery
Built-in three over-current detection circuit (over-current 1, over-current 2, load short circuit)
Soldering Point Description:
· B + connected to the battery positive;
· B-connected battery negative;
· MB connecting the battery 1 to the connection point before the battery 2;
· P + connected to the charge / discharge side of the positive (charge side / discharge side shared);
• P-connect / discharge terminal negative (shared with charge / discharge).
Serial number test item standard
1 voltage charge voltage  DC:9V CC/CV
Single-stage equalization voltage  
2 current  single balanced current  
Single consumption battery (consumptive)  
Maximum continuous discharge current  
3 overcharge protection overcharge detection voltage  4.25V-4.35V±0.025V
Overcharge detection delay time 1s
Overcharge recovery voltage Hysteresis overcharge detection voltage 0.2V
4 over discharge protection over discharge detection voltage 2.3V-3.0V±0.10V
Overdischarge detection delay time 128ms
Over discharge recovery voltage Hysteresis overdischarge detection voltage 0.2V-0.7V
5  overcurrent protection overcurrent detection voltage 200±25mv
Overcurrent detection current 8A±0.5A
Overcurrent detection delay time 12ms
Recovery state auto recovery
6 Short circuit protection detection status External short circuit
Detection delay time 300us
Recovery state auto recovery
7 internal resistance protection circuit(MOSPET) ≤50mΩ
8 temperature Operating temperature range ﹣40~+50℃
Storage temperature range ﹣40~+90℃
9 Size (L * W * H) Length 50MM * Width 8MM