Conrad Energy Rechargeable AA Battery x1 pc(s) NiMH 1.2V 250132 Fiche De Données

 

Atmospheric pressure    960

±100mbar 

Accuracy of voltmeters and amperometers to be used in testing shall be equal 

to or better than the grade 0.5. 

Test item 

Condition 

Specification 

Standard 

Charge at 0.1C for 16 hours 

 

1. Charge 

Fast 

Charge at 0.5C to -△V=5~10mV 

 

2. Discharge 

At 0.2C to 1.0V 

 

3. Discharge cut-off voltage 

 

1.0V 

Minimum Standard charge/discharge 

1800 

4.Capacity 
  (mAh) 

Typical 

Standard charge/discharge 

1850 

5. Internal resistance 

After fully charge,rest 1 hour, 
measured at 1000Hz 

≤28 mΩ 

6. Self-Discharge 

The charged battery is stored for 
28 days at 20 ℃±5℃. And the 
discharge time is measured at 
0.2C or 0.5C discharge 

0.5C discharge 

≥70minutes 

0.2C discharge 

≥188minutes 

7. High temperature test 

Store at 40℃、50℃、60℃  for 2 
hours then charge/discharge 

No leakage 

8. Low temperature test 

Store at 0 ℃ for 2 hours then 
charge/discharge 

No leakage 

9. Short circuit test 

Short circuit after fully charge 

No explode 

10. Drop test 

Free fall on the concerte from 1 
meter 3 times after fully charged 

No leakage 

No short-circuit 

11.Cycle life 

Charge 

Rest 

Discharge 

1 

0.1C for 16h 

0 

0.25C for 2h20min 

2~48 

0.25C for 3h10min 

0 

0.25C for 2h20min 

49 

0.25C for 3h10min 

0 

0.2C to 1.0V 

50 

0.1C for 16h 

1~4h  0.2C to 1.0V 

Capacity retention 

≥60% after 

500cycles