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Product Name | Lithium li-ion 3.7V Button battery | |||
Model NO | LIR840 | |||
Nominal capacity | 18mAh | 以 0.2CmA-3.0V Discharging by 0.2CmA Cut-off voltage 3.0V | ||
Minimum capacity | 16mAh | |||
Nominal voltage | 3.6V | |||
Delivery voltage | 3.85~4.0V | |||
Cell Internal impedance | ≤1000mΩ | At full charge | ||
Standard discharging current | 0.2C mA | |||
Max discharging current | 1C mA | |||
Cut-off discharge voltage | 3.0V | |||
Charging current | 0.2C mA | |||
Max charging current | 1C mA | |||
Nominal charging voltage | 4.2V | |||
Max charging voltage | 4.25V | |||
Charging time | About 5.0hours | Standard charging | ||
Fast charging time | About 1 hours | Charging with 2CmA | ||
Working: charging temperature: discharging | 0~+45℃ | |||
-20~+60℃ | ||||
Storage temperature | -20~+45℃ | 3 month | ||
Cycle life | ≥500次 | Refer to 4.5.3 | ||
Self-discharge rate | <5% Less than 5% per month |
Product performance description
Long power,high security