YAFEN 5S 18V 21V 20A Battery Charging Protection Board Protection Circuit Board

Specifications: Voltage Charge Voltage 1921V. Single Cell Charge Voltage 3.8 4.25V. Current Continuous Discharge Current 8-20A. Overcharge Protection Overcharge Single Cell Detection Voltage 3.85-4.25V. Overcharge Protection Delay 1S. Overcharge Single Cell Recovery Voltage 3.75-4.13V. Overcharge Protection Release Delay 1mS. Over-discharge Protection Over-discharge Single Cell Detection Voltage 2-2.8V. Over-discharge Protection Delay 1S. Over-discharge Single Cell Recovery Voltage 2.5-3.0V. Over-discharge Protection Release Delay 100±20mS. Over-current Protection Over-current Detection Voltage 0.1-0.4V. Over-current Detection Current 30±5A. Over-current Detection Delay 1S. Recovery State Auto. Short Circuit Protection Support Yes. Short Circuit Detection Delay 250uS. Short Circuit Release Delay 1S. Short Circuit Detection Voltage 0.8V. Recovery State Auto after Disconnect Load. Over Temperature Protection Protection Temperature 70±5°. Recovery Temperature 55±5°. Power Consumption Work