BAT-C-2S-BMS 2S 4A 7.4V Lithium Battery Charging Protection Board 2 Series BMS

This module has high precision voltage detection function for each battery.

• High-precision voltage detection function for each battery; 
• 3 overcurrent detection function;
• Through the MOS tube can control the battery charge and discharge;
• Wide operating temperature range: -40 ° C ~ +85 ° C;
• Low current consumption

• Charging voltage:DC 9V CC / CV (MAX:12V)
• Current :Single current consumption (consumption) ≤6uA. Maximum sustained discharge current:4A
• Overcharge protection :Overcharge detection voltage:4.29V Accuracy ≤±0.025V. Overcharge detection delay time:1s. Overcharge recovery voltage:4.05V Accuracy ≤±0.025V
• 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
• Over-current protection : Overcurrent detection voltage:200mV. Overcurrent detection current:9.8A. Overcurrent delay time:12ms Recovery Status: Auto Recovery
• Short-circuit protection :Detection status: external short circuit. Detection delay time: ≤ 50us.Recovery Status: Auto Recovery
• Internal resistance:protection circuit:(MOSPET) ≤ 21mΩ
• Temperature: Operating temperature range:-40 ° ~ +80 ° .Storage temperature range:-40 ° ~ +125 ° .Product size: about 3.50*1.70cm/1.38"*0.67"