smallest 70mah 331030 li polymer battery 3.7v for bluetoth, 3D glasses
|
No.
|
Item
|
Specification
|
|
1
|
Nominal Capacity
|
70mAh 0.2C Discharge
|
|
2
|
Nominal Voltage
|
3.7V
|
|
3
|
Charge voltage
|
4.2V
|
|
4
|
Dimensions
|
≤ 3.3mm (T)* ≤ 10.8mm(W)* ≤ 30.5mm(L)
|
|
5
|
Weight
|
Approx: 2.5g
|
|
6
|
End-of-charge Current
|
0.02C
|
|
7
|
Discharge cut-off voltage
|
3.0V
|
|
8
|
Standard Charging method
|
0.2C constant current charge to 4.2v, then constant voltage 4.2v charge till charge current decline to ≤ 0.02C
|
|
9
|
Charge current
|
Standard charging: 0.2C
Rapid charge: 0.5C
|
|
10
|
Charging time
|
Standard charging: 5.0 hours (Ref.)
Rapid charge:2.0 hours (Ref.)
|
|
11
|
Maximum Continuous Charge Current
|
1.0C(70mAh)
|
|
12
|
Maximum Continuous Discharge Current
|
1.0C(70mAh)
|
|
13
|
Operating Temperature Range
|
Charge: 0 ~ 55’ C
|
|
Discharge: 0 ~ 55’ C
|
|
Temperature range for storage
|
Less than 1 month
|
-20 – +55’ C
|
|
Less than 3 month
|
-20 – +40’ C
|
|
Less than 1 year
|
0 - +25’ C
|
|
14
|
Operating And Storage Humidity Range
|
Less than 75%RH
|
|
15
|
Impedance
|
≤ 400 m ohm; Temp:25 ‘C
|
|
16
|
Overcharge protection voltage
|
4.30V
|
|
17
|
Over discharge protection voltage
|
3.0V
|
|
18
|
Life cycle
|
More than 500 times
|
Battery Model List
|
Model
|
Capacity
|
Voltage
|
|
301428
|
80mAh
|
3.7v
|
|
301730
|
120mAh
|
3.7v
|
|
502028
|
220mAh
|
3.7v
|
|
503040
|
500mAh
|
3.7v
|
|
372775
|
750mAh
|
3.7v
|
|
454169
|
1300mAh
|
3.7v
|
|
703465
|
1700mAh
|
3.7v
|
|
525085
|
2600mAh
|
3.7v
|
|
5852101
|
3200mAh
|
3.7v
|
|
805085
|
3800mAh
|
3.7v
|
|
855085
|
4100mAh
|
3.7v
|
|
8047109
|
5000mAh
|
3.7v
|
We have 203040,303448,262030,302030,353020,402030,502030,602030,331030,384270 series battery.
Please contact us for more information about models and specification.
Website:http://www.joybattery.com http://www.joybattery.net
