| Customization: | Available |
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| Type: | Ni-MH/Ni-CD Battery Pack |
| Connection Mode: | Series and Parallel |
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Customized 4.8V AA Ni-MH Rechargeable Battery Pack
| Description | Unit | Specification | Conditions | |
| Nominal Voltage | V/ Cell | 1.2 | Unit cell | |
| Nominal Capacity | mAh | 1800 | Standard Charge/Discharge | |
| Standard Charge | mA | 180(0.1C) | Ambient Temperature: Ta= 20±5ºC |
|
| Hour | 16 | |||
| Trickle Charge | (0.03C)~(0.05C) | Ta = 0~45ºC | ||
| Standard discharge/ | mA | 360(0.2C) | Ambient Temperature: Ta = 20±5ºC Humidity Max:85% |
|
| Discharge Cut-off Voltage / |
V/ Cell | 1.0 | ||
| Operating temperature range/ | ºC | 0~45ºC | Humidity Max :85% | |
| Storage Temperature | ºC | -20~35ºC | 1 year | Fully charged state,Humidity,Max.60% |
| 0~60ºC | 1 week | Fully charged state,Humidity,Max.80% | ||
| Typical Weight/ | g | Approx.27.0 | ||
| Test | Unit | Specification | Other Condition | Remarks |
| Capacity | mAh | ≥1800 |
Standard Charge Discharge |
up to 3 cycles are allowed |
| Open Circuit Voltage(OCV) | V/Cell | ≥1.25 |
Within l hour after standard Charge |
|
| Internal Impedance | mΩ/ Cel | ≤35 |
Upon fully charge(lKHz) |
|
| High Rate Discharge(0.5C) | minute | ≥96 |
Standard Charge, l hour rest Before Discharge by 0.5C to 1.0 V |
up to 3 cycles are allowed |
| Overcharge | No leakage nor explosion |
0.1C Charge14 days |
||
| Charge Retention | mAh |
≥1080(60%) |
Standard Charge, Storage:7 day rest at 45Ambient Temperature,Standard Discharge |
|
| IEC Cycle Life | Cycle |
≥500 |
IEC61951-2(2003)7.4.1.1 |
|
| Leakage Test | No leakage nor deformation |
Fully charged at 0.5C for 2.5 hour stand for 14 days. |
||
| Security Test | No explosion,but leakage or deformation is allowed |
Charge the cell 0.1C 16hrs, Then≤100 mΩImpedance short circuit for 1hour |
Ambient Temperature/ :T=20±5ºC |
|
| Impact Resistance | Change of voltage should be under 0.02V/ Cell Change of impedance should be under 5 mΩ |
Charge the cell 0.1C 16hrs Then leave for 1~4hrs,check battery before/after dropped,Height 50cm Wooden board (thickness 30mm) Direction not specified,3 times. |
Ambient Temperature/ :T=20±5ºC |
|
| Vibration Resistance | Change of voltage should be under 0.02V/cell,Change of impedance should be under 5 milliohm/cell |
Charge the battery 0.1C 16hrs, then leave for 24hrs,check Battery before/after vibration, Amplitude 1.5mm Vibration 3000CPM, Any direction for 60mins. |
Ambient Temperature/ :T=20±5ºC |
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