WH 3S 11.1V Lipo Battery Protection Board







Description:
Brand Name: WH
Item Name: Lipo Battery Protection Board
Item NO.: WH-5021S34A8J
Usage: Suitable for 
3S Nickel cobalt manganese lithium rechargeable battery pack、lithium cobalt oxide rechargeable battery pack、manganese lithium-ion rechargeable battery pack、3S lipo battery rechargeable battery pack.

Specification:
NO.Test ProjectStandard
1VoltageCharging VoltageDC: 13.5V CC/CV (MAX:15V)
Single Balanced Voltage4.2V
2CurrentSingle Balanced Current42mA
Single Current Consumption≤15uA
Max Continuous Discharge Current8A
3Overcharge ProtectionOvercharge Detection Voltage4.35V(Accuracy ≤±0.025V)
Overcharge Detection Delay Time1s
Overcharge Recovery Voltage4.15V(Accuracy ≤±0.05V)
4Over-discharge ProtectionOver-discharge Detection Voltage2.7V(Accuracy ≤±0.08V)
Over-discharge Detection Delay Time100ms
Over-discharge Recovery Voltage3V
5Overcurrent ProtectionOvercurrent Detection Voltage200mv(Accuracy ≤±25mV)
Overcurrent Detection Current25A(Accuracy ≤±3A)
Overcurrent Detection Delay Time10ms
Recovery StatusAuto
6Short Circuit ProtectionDetection StateExternal Short Circuit
Detection Delay Time≤600us
Recovery StatusAuto
7ResistanceProtection Circuit (MOSPET)≤11mΩ
8TemperatureOperating Temperature Range-40 ~ +52°C
Storage Temperature Range-40 ~ +125°C
9Size50x21x2.8mm

Feature:
High-precision voltage detection function for every single cell battery.
3-section overcurrent detection function.
Can control the battery charge and discharge through a MOS transistor.
Wide operating temperature range: -40 ° C ~ + 85 ° C.
Low current consumption.


Welding Description:
B+: Connect the battery pack positive electrode
B3-: Connect the connection point between battery 1 and battery 2
B2-: Connect the connection point between battery 2 and battery 3
B1-:  None
B-:  Connect the battery pack negative electrode
P+: Connect charge / discharge positive electrode
P-: Connect charge / discharge negative electrode


Package Included:
1x Protection Board