18650-2000mAh-li-ion-battery-pack

No.

Item

General Parameter

Remark

1

Charge Voltage

4.20±0.02V

Charge mode:CC/CV

2

Nominal Voltage

3.7V

3

Capacity

Nominal

2000mAh

Standard discharge（0.2C C₅A,2.75V) after Standard charge

Minimum

1950mAh

4

Cycle Life

≥500 Times

One cycle refer to one charge period and then one discharge period.

Test condition:

Charge: 0.2C to 4.2V

Discharge: 0.2C to 2.75V

The cycle life is the cycle times when the discharge capacity is about 70% of the rated capacity.

5

Internal Impedance

≤180mΩ

After standard charging, measure the internal resistance with AC1KHz

6

Standard  Charge

0.2C₅A

Constant Current 0.2C₅A

Constant Voltage 4.2V

0.01 C₅A cut-off

7

Max Continuous Charge

1.0C₅A

8

Standard D ischarge

0.2C₅A

9

Max Continuous Discharge

1.0C₅A

No.

Item

General Parameter

Remark

10

Discharge Cut-off Voltage

2.75V

11

Operation Temperature Range

Charge: 0~45℃

60±25%R.H.

Discharge: -20~60℃

12

Storage Temperature Range

Less than 1 year: -20~25℃

60±25%R.H.

at the shipment state

Less than 3 months: -20~40℃

Less than 7 day : -20~60℃

13

Weight

Approx:50g

14

Pack Dimension

Diameter: 19.0mm Max

Height: 69.5mm Max