5S 5 Serial 18V 21V 20A Li-Ion Lithium Battery Charging Protection Board Module Pack Circuit Board BMS Module For Power Tools

Package : SMDis_customized : YesModel Number : Diy Kit Electronic PCB Board ModuleSupply Voltage : 18/21VApplication : ComputerCondition : NewType : ModuleBrand Name : diymore : Mainland China
Features: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 evity 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:1SShort Circuit Protection Support:YesShort Circuit Detection Delay:250uSShort Circuit Release Delay:1SShort Circuit Detection Voltage:0.8VRecovery State:Auto after Disconnect LoadOver Temperature ProtectionProtection Temperature:70±5°?Recovery Temperature:55±5°Working State:25uA (25°)Stand-by State:6uA(25°)Discharge Main Circuit Internal Resistance:30±5mΩOperating Temperature: -40°-85° RH≤75%Store Temperature: -40°-125° RH≤75%SizeLength x Width:45x40mm/1.77*1.57"?Package Contents:1 x Battery Charger Protection Board