BMS 5S (21V – 15A) Lithium Battery Protection Board

5S 15A Li-ion Lithium Battery BMS 18650 battery for electric screwdriver Charger Protection Board 18V 21V Cell Protection Circuit AU21

Specification:
100% Brand new
Name: protection board
Size: approx. 60*23mm
Color: as picture shows
Charging voltage: 21 V
Charge MOS pressure value: 35 V
Discharge MOS pressure value: 35 V
Charging current: 56 A
Continuous discharge current: 15 A
Over current protection: 50/55/60 A
Over current protection delay: 20/25/30mS
Single section since the power consumption: 30uA
Single section between the power consumption: 3uA
Single section over charge detection voltage: 4.18- /4.22V
Over charge recovery voltage 4.05- 4.15 V
Over charge detection delay: 0.5/1.0/2.0S
Single section over discharge detection voltage: 2.75-2.85 V
Over discharge recovery voltage: 2.90-3.20 V
Over discharge detection delay: 0.5-2.0S
Short / over / over current protection recovery short circuit / over discharge / over current protection after removal of load auto recovery
Short circuit protection delay 200/500/600uS
The normal working state of B- to P- resistance: 5mΩ
Continuous 15A current maximum temperature rise: 25 ℃
Working environment (humidity) relative humidity: ≥98% (long-term stability under the humidity)
Working environment (temperature) -30 ~ 80℃(in the lower temperature range of long-term stability)