LifePO4 AA size IFR14500 3.2V lithium ion battery 400mAh
specification paramater
| No. | Items | Specifications | Remark | |
| 1 | Nominal Capacity | 400mAh | 0.2C Standard discharge | |
| 2 | Minimum Capacity | 3800mAh | ||
| 3 | Nominal Voltage | 3.2V | Mean Operation Voltage | |
| 4 | Delivery voltage | 3.28~3.32V | Within 10 days from Factory | |
| 5 | Charge Voltage | 3.65V±0.03V | By standard charge method | |
| 6 | Standard charging method | 0.2C constant current,3.65V constant voltage charge to 3.65V,continue charging till current decline to ≤0.01C |
| |
| 7 | Charge current | 0.2C | 120mA | Standard charge, charge time about 7h(Ref) |
| 1.0C | 500mA | Rapid Charge, charge time about: ::1.5h(Ref) | ||
| 8 | Standard discharging method | 0.2C constant current discharge to 2.5V, |
| |
| 9 | Cell Internal Impedance | ≤80mΩ | Internal resistance measured at AC 1KHZ after 50% charge | |

