Placa BMS para Proteção de Baterias de Lítio 2S 4A 7.4V

Placa BMS para Proteção de Baterias de Lítio 2S 4A 7.4V

Informação do Fabricante:

Features:

1. High-precision voltage detection function for each battery;
2. Overcurrent detection function;
3. Through the MOS tube can control the battery charge and discharge;
4. Wide operating temperature range: -40°C to +85°C;
5. Low current consumption

Specifications:

1. Charging voltage: DC 9V (Max:12V)
2. Current:
 - Standby current consumption: ≤6uA
 - Maximum sustained discharge current: 4A
3. Overcharge protection:
 - Overcharge detection voltage: 4.29V Accuracy ≤±0.025V
 - Overcharge detection delay time: 1s 
 - Overcharge recovery voltage: 4.05V Accuracy ≤±0.025V
4. Over-discharge protection:
 - Over-discharge detection voltage: 3V Accuracy ≤±0.1V 
 - Over-discharge detection delay time: 128ms 
 - Over discharge recovery voltage: 3.2V Accuracy ≤±0.1V
5. Over-current protection:
 - Overcurrent detection voltage: 200mV 
 - Overcurrent detection current: 9.8A 
 - Overcurrent delay time: 12ms 
 - Recovery Status: Auto Recovery
6. Short-circuit protection:
 - Detection status:external short circuit 
 - Detection delay time: ≤ 50us 
 - Recovery Status: Auto Recovery
7. Internal resistance: protection circuit: (MOSFET) ≤ 21mΩ
8. Temperature:
 - Operating temperature range: -40° to +80°C
 - Storage temperature range: -40° to +125°C
 - Product size: about 3.50x1.70cm