6V Nimh Button Cell 250H Nickel Metal Hydride Rechargeable Batteries
1. CELL AND TYPE
1) Cell : Sealed Ni-MH Button Cell
2) Type : Button type
3) Size type : 6.0V
2. RATINGS
1) Nominal voltage : 6.0V
2) Nominal capacity : 330mAh
3) Typical weight : 68g
4) Standard charge : 33mA×14hours
5) Rapid charge : 66mA×6hours
Trickle current : 9.9mA
6) Discharge cut-off voltage: 5.0V
7) Temperature range for operation (Humidity: Max.85%)
Standard charge 0 ~ +45℃
Rapid charge +10 ~ +45℃
Trickle charge 0 ~ +45℃
Discharge -10 ~ +45℃
8) Temperature range for storage (Humidity: Max.85%)
Within 2 years -20 ~ +35℃
Within 6 months -20 ~ +45℃
Within a month -20 ~ +45℃
Within a week -20 ~ +55℃
3. TEST METHOD & PERFORMANCE
Test | Unit | Specification | Conditions | Remarks |
Capacity | mAh | ≥330 | Standard | Up to 3 cycles |
Open Circuit | Voltage (V) | ≥6.5 | After 1 hour standard |
|
Internal | mΩ/cell | ≤800 | Upon fully charge |
|
High rate | Minute | ≥60 | Standard charge |
|
Discharge | mA | 165 | Maximum continuous |
|
Over charge |
| No leakage | 9.9mA charge |
|
Charge | mAh | 264 | Standard charge; |
|
Cycle Life | Cycle | ≥400 | IEC/CEI61951-2:2001. 4.4 |
|
Leakage |
| No leakage nor | Fully charge at 33mA, |
|
Note 2 IEC/CEI61951-2:2001. 4.4 cycle life
Cycle number | Charge | Stand in charged Condition | Discharge |
1 | 33mA for 16h | None | 82.5mA for 2h20min |
2-48 | 82.5mA for 3h10min | None | 82.5mA for 2h20min |
49 | 82.5mA for 3h10min | None | 82.5mA to 1.0V/cell |
50 | 33mA for 16h | 1h to 4h | 66mA to 1.0V/cell |
1.Befor the endurance in cycles test, the cell shall be discharged at 66mA to a final voltage of 1.0V/cell. |
Pictures:
6V Nimh Button Cell 250H Rechargeable Battery