Specification:
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This board is 4 string 3.7V lithium battery protection board.
High current protection board, continuous 30A current, with balance circuit. -
Parameter:
Detail
Notes
Tipical
Unit
Discharge
continuous Discharging current
30(MAX)
A
Instantaneous discharge current
70
A
Charge
Charging Voltage
16.8
V
Charging Current
30(MAX)
A
Overcharge Protect
Over-charge detect
4.28±0.05
V
Protect delay
0.1
S
Over-charge release
4.08±0.1
V
Balance
Detect voltage
4.20±0.05
V
Release Voltage
4.20±0.05
V
Balance Current
60±5
mA
Overdischarge Protect
Over-discharge Detect
2.55±0.08
V
过放电检测延时
0.1
S
Release voltage
3.0±0.1
V
Over-current Protect
Detect voltage
150
mV
delay
9
mS
Current detect
75±5
A
Condition
cut load
Short-Circuit Protect
Condition
cut load
delay
250
uS
Condition
cut load
Temperature Protect
/
/
℃
Resistance
Inner
≤15
mΩ
Self-Consumption
working current
≤20
uA
Sleep current
（When over-discharge）≤10
uA
Working Temperature
Temperature
-30/+80
℃
PCB board size: 56*45*3（MM） -
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Connection description:P+ P- is the abbreviation of PACK+ PACK- , that is, the output of positive and negative polesB+ B- is the abbreviation of BATTERY, which is the positive and negative pole of the battery.
