4S 16.8V 20A Peak Li-ion BMS Battery Protection Board (10003162)
1) high-accuracy voltage detection circuit;
2) terminal of the charger using high voltage device;
3) Built-in three-stage over-current detection circuit (over-current 1, over-current 2, or load short circuit);
4) MOS transistor can control the battery charge and discharge;
5) low standby current consumption.
14.8V (Li-ion 18650 or li-ion battery rated voltage)
16.8V (Li-ion battery full charge voltage)
14.4V ( Lipo battery pack rated voltage)
Over Charge Voltage:4.25-4.35v±0.05v
Over Discharge Voltage: 2.3-3.0v±0.05v
Max working current: 10A
Max Peak current: 20A
Storage Temperature:-40-- +80
Small current: 6uA
Short cut Protection: Protectable ,change for repair Size:35*35*3.0mm
1) this board is not suit high power electronic tools, if use for screwdriver and drill, please don't buy
2)Above 3A device,means the battry discharge rate is more than 3C.
1C rated battery, 2000mah equals 2ah*1=2A max working current.
3C rated battery means 2ahx3=6A Max working current.
1 x 4S 14.8V 16.8V 20A Peak Li-ion BMS PCM Battery Protection Board