2S 2 Strings 7.4V 8.4V 18650 Lithium battery set protective board double -string protection chip overflow 4A

describe:

1. Each battery voltage detection function 1.High-PRECISION;
2. 3 overcurrent detection function;
3. The battery can be controlled through the MOS tube;
4. Width range of working temperature: 40 ° C ° C ° C 85 ° C;
5. LOW current consumption
Specification:
1.Charging voltage: DC 9V CC / CV (Maximum: 12V)
2.Current
Single current consumption (consumption) ≤6UA
Maximum continuous discharge current: 4A
3. Excessive protection
Over -charging detection voltage: 4.29V accuracy ≤ ± 0.025V
Excess charging detection delay time: 1 second
Over -charging recovery voltage: 4.05V accuracy ≤ ± 0.025V
4.Over -discharge protection
Excessive discharge detection voltage: 3V accuracy ≤ ± 0.1V
Discharge detection delay time: 128ms
Excessive discharge recovery voltage: 3.2V accuracy ≤ ± 0.1V
5.Over -current protection
Over -current detection voltage: 200MV
Over -current detection current: 9.8A
Excess delay time: 12ms
Restore status: Automatic recovery
6.Short circuit protection
Detection status: external short circuit
Detection time: ≤50us
Restore status: Automatic recovery
7.Internal resistance: Protection circuit: (MOSFET) ≤21m
8.temperature
Work temperature range: 40 ° C ~ 80 ° C
Storage temperature range: 40 ° C ~ 125 ° C
Product size: 3.50 × 1.70cm

Product Attributes
Brand	Other/Other
Output Voltage	0.1

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