4S 30A 14.8V Li ion Lithium 18650 Battery BMS Packs PCB Protection Board Balance

4S 30A 14.8V Li-ion Lithium 18650 Battery BMS Packs PCB Protection Board Balance
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Specifications:

DetailsSpecification
Continuous discharge current30(MAX)A
Instantaneous discharge current70A
Charging voltage
16.8V
Charging current30(MAX)A
Overcharge detection voltage4.28±0.05V
Overcharge protection delay0.1S
Overcharge release voltage4.08±0.01V
Battery balance detection voltage4.2±0.025V
Battery balance release voltage4.2±0.05V
Electricity balance current60±5mA
Overdischarge detection voltage2.55±0.08V
Overdischarge detection delay0.1S
Overdischarge release voltage3.0±0.1V
Overcurrent detection voltage150mV
Overcurrent detection delay9mS
Overcurrent protection current75±5A
Overcurrent protection release conditionDisconnect load
Short circuit protection conditionExternal load short circuit
Short circuit detection delay250uS
Short circuit protection release conditionDisconnect the load switch
Temperature protection/
Main circuit conduction internal resistance≤15mΩ
Working current
≤30uA
Sleep current (when the battery is over-discharged)≤10uA
Operating temperature
-30℃~+80℃
Size45x56mm


Main function:

Over charge protection, over discharge protection function, short circuit protection
function, over current protection function, band balance.

Interface definition:

Charging port of the plate and the discharge port is the same, both positive and B- connecting
battery"-", P- charging port and port on the negative electrode;
B-, N-, P- pads are all over the hole, the hole diameter of the pad is 3.5mm;
The battery charging detection interface with DC output in the form of needle. Do the same mouth
when the N- is not wiring.

Package included:

1 x 4S 30A 14.8V Li-ion Lithium 18650 Battery Protection board




4S 30A 14.8V Li-ion Lithium 18650 Battery BMS Packs PCB Protection Board Balance

4S 30A 14.8V Li-ion Lithium 18650 Battery BMS Packs PCB Protection Board Balance

4S 30A 14.8V Li-ion Lithium 18650 Battery BMS Packs PCB Protection Board Balance

4S 30A 14.8V Li-ion Lithium 18650 Battery BMS Packs PCB Protection Board Balance

4S 30A 14.8V Li-ion Lithium 18650 Battery BMS Packs PCB Protection Board Balance

4S 30A 14.8V Li-ion Lithium 18650 Battery BMS Packs PCB Protection Board Balance
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