Panasonic ML421 User Manual
Manganese Lithium Coin Batteries (ML series): Individual Specifications
Nominal voltage (V)
Nominal capacity (mAh)
Continuous standard load (mA)
Operating temperature (C)
ML414
Dimensions(mm)
+0
4.8
-0.15
4.0 (max)
Specification
Nominal voltage (V)
Nominal capacity (mAh)
Continuous standard load (mA)
Operating temperature (C)
0.02
(min)
ML421
Dimensions(mm)
+0
4.8
-0.15
4.0 ± 0.3
0.05
(min)
1.45
+0
-0.15
Weight 0.09g Weight 0.11g
Specification
3
1.2
0.005
-20 ~ +60
+0
2.15
-0.15
3
2.3
0.003
-20 ~ +60
Discharge characteristics
4.0
3.5
3.0
2.5
2.0
1.5
Voltage (V)
1.0
0.5
0.0
0 0.5 1.0 1.5
Discharge Capacity (mAh)
Temp: 20˚C
Load: 300kΩ (8µA)
Discharge characteristics
4.0
3.5
3.0
2.5
2.0
1.5
Voltage (V)
1.0
0.5
0.0
0.0 0.5 1.0 1.5 2.0 2.5 3.0
Discharge Capacity (mAh)
Temp: 20˚C
Load: 1MΩ (2.5µA)
Consumption current vs. Duration time Consumption current vs. Duration time
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
Discharge Capacity (mAh)
0.0
2.5 2.6 2.7 2.8 2.9 3.0 3.1 3.2 3.3 3.4 3.5
Temp: 20˚C
Load: 300kΩ
Cut off voltage 2.0V
Charge Voltage (V)
3.0
2.5
2.0
1.5
1.0
0.5
Discharge Capacity (mAh)
0.0
2.6 2.7 2.8 2.9 3.0 3.1 3.2 3.3 3.4
Temp: 20˚C
Load: 1MΩ
Cut off voltage: 2.0V
Charge Voltage (V)
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.
LITHIUM HANDBOOK
AUGUST 2005
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