Datasheet

Product Specification Model No. : GP 18650-26FP
Revision: 2 Page 4 of 5
4. CELL RATINGS
4.1 Rated voltage : 3.7V
4.2 Capacity # : 2600mAh (typical)
2550mAh (minimum)
4.3 Standard charge * : Constant current at 1300mA with max voltage not to
exceed 4.20V, cut-off current at 26mA
4.4 Standard discharge * : Constant current at 520mA to 2.75V
4.5 Maximum charge current * : 2000mA
4.6 Maximum discharge current * : 2600mA (continuous)
4.7 Internal impedance * : ≤ 60mΩ
4.8 Cell weight : ≤ 50g
4.9 Operating temperature : 0°C – 45°C (charge)
-20°C – 55°C (discharge)
4.10 Storage temperature : 0°C – 45°C (1 month)
0°C – 35°C (6 months)
0°C – 25°C (12 months)
# Based on standard charge/discharge
* Temperature @ 25 ± 2°C
5. TYPICAL CHARACTERISTICS
STANDARD TEST CONDITIONS
Unless otherwise specified, all tests should be conducted within one month of delivery under the
following conditions:
Ambient Temperature : 25 ± 2°C
Relative Humidity : 65 ± 20%
Item
Criteria
Test Conditions
Capacity
≥ 2550mAh
Standard charge and standard discharge described at
section 4.3 and 4.4, respectively
Internal Impedance
≤ 60mΩ
Measure AC impedance at 1kHz within 1 hour after
standard charge as described at section 4.3
Discharged capacity at
different
-10°C
60%
Standard charge cell as described at section 4.3.
Place cell in the temperature to be tested for 2 hours and