Test Information:
Keysight E3631A Power Supply
Rigol DL3031 DC Electronic Load
Micah’s 64CHDAQ Board, CH28 for ambient temperature, CH31 for cell temperature
4.2V constant voltage charge until 400mA current (not displayed in figures)
20 minute rest period (not displayed in figures)
5A constant current draw until 2.5V cutoff
20 minute rest period
Samsung 50E
Datasheet: https://batteryservice.bg/wp-content/uploads/2018/12/INR21700-50E.pdf
Test Data:
