GP25AAH | 1.2V


Technology Rechargeable Nickel Metal Hydride
NiMH - Standard Series
Nominal Voltage 1.2V
Nominal Capacity 250mAh
Typical Capacity 270mAh When discharged at 50mA to 1.0V at 20°C
Minimum Capacity 250mAh
Configuration 1S 1P
Size AA
Shape Cylindrical Cell
Charging Condition 25mA for 16 hrs at 20°C
Fast charge 125mA to 250mA (0.5 to 1C) charge termination control
Recommended control parameters:
- delta V : 0-5mV
DT/dt : 0.8°C/min (0.5 to 0.9C)
0.8 - 1°C/min (1C)
TCO : 45 - 50°C
Timer : 105% nominal input (for ref. only)
Charging Retention 80% of nominal capacity after cell storage at 20°C for 12 months
When discharged at 50mA to 1.0V at 20°C
Service Life >500 cycles (IEC standard)
Continuous Overcharge 25mA maximum current for 1 year.
No conspicuous deformation and/or leakage
Internal Resistance Average 65 mOhms upon fully charged (Max. 80 mOhms ) at 1000Hz
Max. Charging Voltage 1.5V at 25mA charging
Dimensions Height: 16.7mm
Diameter: 14.5mm
Weight 8g
Operating temperature Charge: 0°C to 45°C
Discharge: -20°C to50°C
Storage temperature -20°C to 35°C Fast Charging : 10 to 45°C

Discharge Curve

GP25AAH

Charge Curve

GP25AAH
Size AA
Shape Cylindrical Cell
Dimensions Height: 16.7mm
Diameter: 14.5mm
Weight 8g

Drawing

GP25AAH
Technical Datasheet
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