IFR14500 3.2V 400mAh AA lifepo4 battery cells
LifePO4 AA size IFR14500 3.2V lithium ion battery 400mAh
specification paramater
|
No. |
Items |
Specifications |
Remark |
|
|
1 |
Nominal Capacity |
400mAh |
0.2C Standard discharge |
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|
2 |
Minimum Capacity |
380mAh |
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3 |
Nominal Voltage |
3.2V |
Mean Operation Voltage |
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|
4 |
Delivery voltage |
3.28~3.32V |
Within 10 days from Factory |
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5 |
Charge Voltage |
3.65V±0.03V |
By standard charge method |
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6 |
Standard charging method |
0.2C constant current,3.65V constant voltage charge to 3.65V,continue charging till current decline to ≤0.01C |
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7 |
Charge current |
0.2C |
120mA |
Standard charge, charge time about 7h(Ref) |
|
1.0C |
500mA |
Rapid Charge, charge time about: ::1.5h(Ref) |
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8 |
Standard discharging method |
0.2C constant current discharge to 2.5V, |
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9 |
Cell Internal Impedance |
≤80mΩ |
Internal resistance measured at AC 1KHZ after 50% charge |
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