Description
LiFePO4 Battery Cell
Model | 21700 | 26700 | 32700 | |
Basic Parameters |
Nominal Voltage | 3.2V | 3.2V | 3.2V |
Minimum Capacity@0.2C | 3Ah | 4Ah | 6Ah | |
Wh | 9.6Wh | 12.8Wh | 19.2Wh | |
Internal Impedance | ≤20mΩ | ≤20mΩ | ≤ 10mΩ | |
Cycle Life | ≥3500 times, 0.2C charge and 0.5C discharge, the deep discharge capacity ratio is greater than 80% | |||
Self-Discharge | ≤3% per month, room temperature 25 degrees | |||
Charging Standard |
Charging Voltage (Max.) | 3.65V±0.05V | 3.65V±0.05V | 3.65V±0.05V |
Charging Type(CC / CV) | CC / CV | CC / CV | CC / CV | |
Charging Current (Std. ) | 0.6A | 0.8A | 1.2A | |
Charging Current (Max.) | 3A | 4A | 6A | |
Discharging Standard |
Discharging Current (Std. ) | 1.5A | 2A | 3A |
Continuous Discharging Current(Fast) |
9A | 12A | 18A | |
Discharging Current (Max / Peak) | 15A(≤3S) | 20A(≤3S) | 30A(≤3S) | |
Discharging Voltage (Min) | 2.0V | 2.0V | 2.0V | |
Working Environment |
Charging Temperature | 0°C to 45°C (32°F to 113°F) @60±25% Relative Humidity | ||
Discharging Temperature | -20°C to 60°C (-4°F to 140°F) @60+25% Relative Humidity | |||
Storage temperature | 0°C to 45°C (32°F to 113°F) @60+25% Relative Humidity | |||
Structural Parameters | Dimensions(L*W*H) | 21*70 | 26*70 | 32*70 |
Weight | 70±0.5g | 93±0.5g | 143±0.5g |