HUNGSANG-ION-PCM1940-S2A4-BQ28Z610

Battery Matched: Li-Ion 7.4V 18650 Battery     Applications: Two Way Radio

No.

 Descriptions of Key Performance

Data

1

Voltage

Charging Voltage max.

DC: Optional 8.4V/8.8V

Charger Voltage Recommended

9V

2

Current

Constant Charging Current max.

4A

Constant Discharging Current max.

4A

Current consumption for single cell

≤20μA

Balanced Current on Charing

N/A

3

Over-Charge
(cell)

Over charge detection voltage

4.2V or 4.4V

Over charge detection delay time

0.5S

Over charge release voltage

4.10±0.05V

4

Over-Discharge
(cell)

Over-Discharge Reaction Voltage

2.75V±0.1V

Over-Discharge Reaction Delay

150 mS

Over-Discharge Voltage to be released

3.0±0.05V

5

Over-Current

Over-Current Detected Voltage

150±30mV

Over-Current Detected Current

10A *Optional

Reaction Delay

12±0.5ms

Release condition

Load Removed

6

Short-Circuit

Detection condition

External short circuit

Detection delay time

500us

Release condition

Load Removed

7

Resistance

Protection  circuitry (B- TO P-)

≤20mΩ

8

Temperature

Operating Temperature of Battery

-20 to +55℃

Storage Temperature Range

-20 to +65℃

9

Weight

Gross Weight

10g

10

Dimension

Diameter X Thickness (mm)

19x40x3.8mm

11

Communication

  I2C Communication Way

12

Remarks:

Nickel strips/Connector/Heat-Shrink Sleeve available on request