Литий-ионный аккумулятор LS BAK BTW 21700 3,7 в 4000 мАч 10C с высокой скоростью разряда и длительным сроком службы
1,90 $ - 2,20 $
Сохранить в закладки 1600275694425:
Products Description | ||||
Nominal Voltage | 3.7V | |||
Rated Capacity | 4000mAh | 0.5C discharging | ||
Charge Cut-Off Voltage | 4.20V | |||
Discharge Cut-Off Voltage | 2.75V | |||
Standard Charge | 23±2℃ 0.5C constant current charge to 4.2V, then constant voltage 4.2V charge till charged current declines to 0.02C | |||
Rapid Charge Current | 1.0C | |||
Standard Discharging Current | 0.2C (constant current discharge to 2.75V) | |||
Maximum Continuous Discharge Current | 1.0C | Ta= -10~50℃ | ||
Operating Temperature | Charge: 0 ~ +45 ℃ | |||
Discharge: -20 ~ +65 ℃ | ||||
Storage Temperature | <3 Months: -20 ~ +45 ℃ | Cells must be storied at 3.75V-3.95V. During long period storage,cells should be maintained every 90 days. The method is to do a charge-discharge cycle with standard method, then charge to3.75~3.95V. | ||
>6 Months: -10 ~ +25 ℃ | charge-discharge cycle with standard method, then charge to3.75~3.95V. | |||
Cell Impedance | <120mohm,(4.2V AC 1KHz measured) | |||
Cycle life | >700 Times | 0.5C at standard condition , 80% DOD | ||
Typical Weight | 80g | Approx. | ||
Pack Dimension | Max 10*60*65mm | Thickness*Width*Length |
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