סוללה ליתיום LG 21700 5000mAH

Item

Condition / Note

Specification

2.1 Energy

By Std. Charge / Discharge

Nominal 18.2Wh Minimum 17.6Wh

2.2 Nominal Voltage

Average by Std. Charge / Discharge

3.63V

2.3 Nominal Shipping SOC

-

Below 30%

2.4 Standard Charge

Constant current Constant voltage
End current(Cut off)

0.3C (1,455mA)
4.2V
50mA

2.5 Max. Charge Voltage

In all measurements and operations of the cell, the minimum closed circuit voltage allowable shall not be over the following
value

4.20V

2.6 Over Voltage Protection

Cell voltage should not go over the following value to prevent any safety events. And cell performance can’t be
guaranteed between 4.20V and 4.25V

4.25V

2.7 Min. Discharge Voltage

In all measurements and operations of the cell, the minimum closed circuit voltage allowable shall not be below the following
value

2.50V

2.8 Under Voltage Protection

Cell voltage should not go down the following value to prevent any safety events. And cell performance can’t be
guaranteed between 2.50V and 2.00V

2.00V

2.9 Standard Discharge (Refer to 4.1.2)

Constant current End voltage(Cut off)

0.2C (970mA)
2.50V

2.10 Storage Temperature (for shipping state)

1 month
3 months
1 year
Recovery energy** after the storage ≥ 80% of minimum energy

-20 ~ 55℃
-20 ~ 45℃
-20 ~ 25℃

2.11 Weight

Without washer

Max. 70.0 g ( Tentative)