7.4V 4.4Ah 18650充電式リチウム電池

 NO.

Items

Specifications

1

Charge voltage

8.4V

2

Nominal voltage

7.4V  (2S2P)

3

Initial impedance

150mΩ

4

Nominal capacity

4.4Ah

5

Minimum capacity

4.2Ah

6

Charge current

Standard Charging::0.2C₅A (0.88A)

Rapid charge:0.5C₅A C(2.2A) Max

7

Standard Charging method

0.88A(0.2C₅A) CC(constant current)charge to 8.4V,then CV(constant voltage 8.4V)charge till charge current decline to ≤44mA(≈0.01C₅A)

8

Charging time

Standard Charging:6.5hours(Ref.)

Rapid charge:    3.5hours(Ref.)

9

Max.discharge current

2.2A(0.5C₅A)

10

Discharge cut-off voltage

5.5V

11

Shelf life

2 years

12

Cycle life (0.2C₅A/0.2C₅A)

500 times,≧80%DOD

13

Operating temperature

Charging:  0℃~45℃

Discharging:-20℃~+60℃

14

Storage temperature

Less than 1 month

-10℃~+45℃

Percentage of recoverable capacity :85%

Less than 6 month

-20℃~+35℃

15

Pack Weight

Approx:198g

16

Pack Dimension

Length:   Max68.00 mm

Width:    Max38.00 mm

Thickness1: Max 38.00mm