BMS 5S (21V - 20A) Lithium Battery Protection Module For Electric Tools and Drill

Description

BMS 5S 18V 21V 20A Li-ion Lithium Battery Charger Protection Board Battery Charging Protection Board BMS Module For Power ToolsFeatures:The protection board is for 5 series Li-ion batteries, mainly used for electric power tools.It uses special IC for 5S lithium batteries as processor to detect real-time voltage, charge and discharge current and ambient temperature of each battery.Stable various protective functions for charging and discharging, such as overcharge protection, over-discharge protection and short circuit protection.Low power consumption,the working current is about 25uA and quiescent current is about 6uA.Choosing the correct protection board and applying it appropriately is vital to the longevity your batteries.Specifications:Charge Voltage : 19/21V Single Cell Charge Voltage : 3.8/4.25VContinuous Discharge Current : 8-20AOvercharge Single Cell Detection Voltage : 3.85-4.25VOvercharge Protection Delay : 1SOvercharge Single Cell Recovery Voltage : 3.75-4.13VOvercharge Protection Release Delay : 1mSOver-discharge Single Cell Detection Voltage : 2-2.8VOver-discharge Protection Delay : 1SOver-discharge Single Cell Recovery Voltage : 2.5-3.0VOver-discharge Protection Release Delay : 100±20mSOver-current Detection Voltage : 0.1-0.4VOver-current Detection Current : 30±5AOver-current Detection Delay : 1SRecovery State : AutoShort Circuit Protection: YesShort Circuit Detection Delay : 250uSShort Circuit Release Delay : 1SShort Circuit Detection Voltage : 0.8VRecovery Sta