NNP series
NCR18500
■
Dimensions
Max. 18.6
（mm）
■
Typical discharge characteristics
5.0
CHARGE CONDITION :CVCC 4.2V MAX.0.7It (1330mA) , 38mA cut-off at 25deg.C
DISCHARGE CONDITION : CONSTANT CURRENT , 2.5V cut-off at 25deg.C
4.5
VOLTAGE [V]
4.0
2.0It (3800mA)
1.0It (1900mA)
0.2It (380mA)
（＋）
3.5
3.0
Max. 50.0
2.5
0
500
1000
1500
2000
DISCHARGE CAPACITY [mAh]
（－）
※Dimensions
of a fresh battery.
5.0
CHARGE CONDITION :CVCC 4.2V MAX.0.7It (1330mA) , 38mA cut-off at 25deg.C
DISCHARGE CONDITION : CC 1.0It (1900mA) , 2.5V cut-off at VARIOUS TEMPERATURE
4.5
VOLTAGE [V]
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.
60deg.C
4.0
45deg.C
25deg.C
3.5
■
Specifications
The data in this document are for descriptive purposes only and are not
intended to make or imply any guarantee or warranty.
3.0
-10deg.C
2.5
0
500
1000
1500
2000
0deg.C
Nominal Voltage
Nominal
Capacity
*1
Dimensions
Minimum
Typical
Diameter
Height
3.6V
1,900 mAh
2,000 mAh
Max. 18.6 mm
Max. 50.0 mm
33.5 g
DISCHARGE CAPACITY [mAh]
■
Typical life characteristics
Approx. Weight
*1
Charge
：
constant voltage/constant current, 4.2V, max. 1330A, 38mA cut-off
Discharge
：
constant current, 380mA, 2.5V cut-off
Temperature
：
25deg.C
2000
5.0
CHARGE CONDITION: CVCC 4.2V Max.0.7It (1330mA), 38mA cut-off at 25deg.C
CAPACITY [mAh]
■
Typical charge characteristics
2000
1500
1000
4.5
VOLTAGE
VOLTAGE [V]
4.0
1500
CURRENT [mA]
CAPACITY[mAh]
500
CHARGE CONDITION
: CVCC 4.2V Max.0.7It(1330mA), 50mA cut-off at 25deg.C
DISCHARGE CONDITION : CONSTANT CURRENT 1.0It(1900mA), 2.5V cut-off at 25deg.C
CHARGE / DISCHARGE REST TIME : 20min.
3.5
1000
3.0
CAPACITY
2.5
CURRENT
500
0
0
100
CYCLE NUMBER
200
300
2.0
0.0
0.5
1.0
1.5
2.0
0
2.5
* CVCC: Constant Voltage Constant Current
CC: Constant Current
TIME [hour]
Lithium ion batteries
February
2010
2010B-1 Panasonic Corporation Energy Company
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