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Panasonic CGR18650CG Datasheet

Lithium ion battery
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Lithium ion BAttERiES: inDiViDuAL DAtA ShEEt
CGR18650CG: Cylindrical model
External Dimensions (mm) *2
To ensure safety, the referenced Li-ion cell is not sold as a
bare cell. Li-ion cells must be integrated with the
appropriate safety circuitry via an authorized Panasonic
Li-ion pack assembler.

Specifications

Nominal Voltage
Standard Capacity
Diameter
Height
Dimensions
*2
Weight
*1 After a fresh battery has been charged at constant
voltage/constant current (4.2 V, 1500mA (max), 2
hours, 20°C), the average of the capacity (ending
voltage of 3 V at 20°C) that is discharged at a standard
current (430mA).
*2 Dimensions of a fresh battery
This information is generally descriptive and is not intended to make or imply any representation, guarantee or warranty with respect to any cells and batteries.
Cell and battery designs/specifications are subject to modification without notice. Contact Panasonic for the latest information
+ 0
18.6
- 0.7
(+)
(With Tube)
(-)
3.6 V
2250mAh
*1
18.6 + 0/-0.7mm
65.2 + 0/-1.0mm
Approx. 45g
Lithium ion
Discharge Characteristics
5.0
Charge Condition: CVCC 4.2V Max. 0.7It (1500mA), 110mA cut-off at 20ºC
Discharge Condition: 1It (2150mA), 3.0V cut-off
4.5
45ºC
4.0
3.5
3.0
-10ºC
2.5
0
200
400
600
800
1000 1200
Discharge Capacity (mAH)
5.0
Charge Condition:
CVCC 4.2V Max. 0.7It (1500mA), 110mA cut-off at 20ºC
Disharge Condition: Constant Corrent, 3.0V cut-off at 20ºC
4.5
4.0
2.0It (4300mA)
3.5
3.0
2.5
0
200
400
600
800
1000 1200
Discharge Capacity (mAH)
Charge Characteristics
5.0
Charge Condition: CVCC 4.2V Max. 0.7It (1500mA), 110mA cut-off at 20°C
4.5
4.0
Voltage
3.5
Capacity
3.0
2.5
0.0
0.5
1.0
Time (hour)
Cycle Life Characteristics
2800
2400
2000
1600
1200
800
Charge Condition: CVCC 4.2V Max. 0.7It (1500mA), 110mA cut-off at 20°C.
400
Discharge Condition: Constant Current 1.0It (2150mA), 3.0V cut-off at 20°C.
Charge/Discharge Rest Time: 20 min.
0
0
100
200
CGR18650CG
20ºC
10ºC
0ºC
1400
1600
1800
2000
2200
2400 2600
1.0It (2150mA)
0.2It (430mA)
1400
1600
1800
2000
2200
2400
Current
1.5
2.0
300
400
Cycle Number
DECEmBER 2008
2600
2800
2400
2000
1600
1200
800
400
0
2.5
500

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