Sanyo Battery Charger UPF234943L User Guide

Aug. 2004  
Cell Type UPF234943L  
Specifications  
Nominal Capacity  
Nominal Voltage  
300mAh  
3.7V  
Constant Current  
-Constant Voltage  
4.2V  
Charging Method  
Charging Voltage  
Charging Current  
Charging Time  
Std. 300mA  
3.0hrs.  
Charge  
Discharge  
Storage  
0 +40  
Ambient Temperature  
Weight (Max.)  
-20 +60  
-20 +60  
8.3g  
W
(T)  
(W)  
(H)  
2.30mm  
49.00mm  
43.00mm  
229Wh/l  
Dimensions (Max.)  
(*)Top design may be changed  
Dimensions(Typ.)  
T
W
H
2.1 mm  
48.5mm  
42.5mm  
Volumetric Energy Density  
Gravimetric EnergyDensity  
of  
133Wh/kg  
Bare Cell  
Typical Characteristics  
Discharge rate characteristics  
Discharge temperature characteristics  
Temp.:20  
4.5  
4.0  
3.5  
3.0  
2.5  
2.0  
4.5  
Charge:CC-CV:0.30A-4.2V(3hrs. cut)  
Discharge:CC:Variable Current(E.V.:2.5V)  
Charge:CC-CV:0.30A-4.2V(6mA cut)  
Discharge:CC:0.30A(E.V.:2.5V)  
4.0  
3.5  
3.0  
2.5  
2.0  
40  
20  
0.2CA(=0.06A)  
0
0.5CA(=0.15A)  
1.0CA(=0.3A)  
2.0CA(=0.6A)  
-10  
-20  
0
100  
200  
300  
400  
0
100  
200  
300  
400  
Discharge Capacity / mAh  
Discharge Capacity / mAh  
Charge characteristics  
Cycle characteristics  
Temp.:20  
4.5  
500  
400  
300  
200  
100  
0
500  
400  
300  
200  
100  
0
Charge:CC-CV:0.30A-4.2V(3hrs. cut)  
Capacity  
Cell Voltage  
4.0  
3.5  
3.0  
2.5  
2.0  
400  
300  
200  
100  
Under evaluation  
40  
20  
0
Current  
0
60  
120  
180  
240  
0
100  
200  
300  
400  
500  
Charge Time / min  
Number of Cycle  
 

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