AUGUST 2005
LITHIUM HANDBOOK
This information is generally descriptive only 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.
BR425 BR435
∅
4.2
0
-0.2
∅
1.0 ± 0.0
5
25.9 0
-1.9
+
-
MIN.
3.5
∅4.2
0
-0.2
MIN.3.5
∅1.0 ± 0.0
5
35.9
0
-1.9
+
-
Duration(h)
Load
Voltage(V)
Voltage (V)
Load: 1.4
1.2 1 0.8 0.6 0.5 0.4 0.3
2 2.5 4 53679108
2.8
2.6
2.4
2.2
2.0
1.8
(kΩ)
(mA)
50˚C
20˚C
-10˚C
0˚C
Capacity (mAh)
L
oad:
Cut-off Voltage: 1.8
V
1.4 1.2 0.8 0.6 0.51 0.4 0.3
2345678910
25
20
15
10
5
0
(k Ω)
(mA)
20˚C
50˚C
0˚C
-10˚C
Duration(h)
Load
Voltage(V)
Voltage (V)
L
oad:
2.8 2.0 1.75 1.5 1.25 1.0 0.70.8 0.6
1 1.5 2 2.5 4 53
2.8
2.6
2.4
2.2
2.0
1.8
(kΩ)
(mA)
50˚C
20˚C
-10˚C
0˚C
Capacity (mAh)
L
oad:
Cut-off Voltage: 1.8
V
2.8 2.0 1.75 1.5 1.25 1.0 0.8 0.7 0.6
1 1.5 2 2.5 3 4 5
50
40
30
20
10
0
(k Ω)
(mA)
50˚C
20˚C
0˚C
-10˚C
■ Dimensions(mm)
Weight:0.55g
■ Specification
■ Temperature Characteristics
■
Operating voltage vs. load resistance (voltage at 50% discharge depth)
■ Capacity vs. load resistance
■ Dimensions(mm)
Weight:0.85g
■ Specification
■ Temperature Characteristics
■
Operating voltage vs. load resistance (voltage at 50% discharge depth)
■ Capacity vs. load resistance
Nominal voltage (V)
Nominal capacity (mAh)
Continuous standard load (mA)
Operating temperature (C)
3
50
1
-20 ~ +60
Nominal voltage (V)
Nominal capacity (mAh)
Continuous standard load (mA)
Operating temperature (C)
3
25
0.5
-20 ~ +60
Pin Type Lithium Batteries (BR Series): Individual S pecifications
