Datasheet

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Quality Data Inspection
Item Measuring Procedure Standard
1.Appearance Visual check Clean, unscratched and
clearly labeled
2.Dimenaions Measured by calipers with precision of
0.02mm
Max φ14.5×33.5mm
3.Weight Weighed by balance with precision of 0.1g Max 13g
4.Open-circuit
voltage
Measure by volt-meter with precision of
0.01V
≥3.65V
5.Operating
voltage
Measure by volt-meter with precision of
0.01V, connecting an impedance of 620Ωin
series, Reaching the target voltage in 5
seconds.
≥3.45V
6.Nominal
discharge
6200Ω,20±2, Constant discharge to 2.0V. ≥1200mAh
7.Rapid discharge 82Ω,20±2, Constant discharge to 2.0V. ≥650mAh
8. Discharge at
high temperature
Put battery in constant ambient temperature
of 55±2 for 16 hours, discharge at 620Ω
to 2.0V/cell.
≥1250mAh
9.Discharge at
low temperature
Put battery in constant ambient temperature
of -40±2 for 16 hours, discharge at 620Ω
to 2.0V/cell
≥600mAh
10.Charge Prohibited Prohibited
11.Over-discharge Prohibited Prohibited
12.Self discharge Store the batteries at constant temperature
of 20±5, Measure the nominal capacity
yearly for 10 years.
≤1%