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China Lithium Battery Manufacturer OEM Small Battery for Smart Card BZ 281418 40mAh 3.7V Rechargeable LiPo Battery

$1.00
In stock
SKU
BZ 281418 40mAh 3.7V

FOB Price: US $1.2 - 1.5 / Ampere
Min.Order Quantity: 1000 Ampere/
Please contact us for the order !

    Place of Origin: Guangdong, China
    Brand Name: BZ
    Model Number: 281418
    Type: Li-polymer
    Nominal Voltage: 3.6V
    Size: 2.8*14*20mm
    Nominal Capacity: 40mAh
    Product name: 281418 Li-ion battery
    Warranty: 1 Year
    Weight: 2g
    Cycle life: 500 Times
    Capacity: 40mAh
    Voltage: 3.7V
    Application: Digital Products
    Certificate: CE/RoHS/UN38.3/MSDS
    Payment: Paypal.TT.Escrow.Western Union
    Max charge current: 1C

li-ion battery

 

 

281418 40mAh 3.7V LiPo Battery

 

40mAh 3.7V LiPo Battery

 

40mAh Small Battery for Smart Card

Small Battery for Smart Card

OEM Rechargeable LiPo Battery 40mAh 3.7V

Product Parameters

No.

Item

General Parameter

Remark

1

Rated Capacity

Typical

45mAh

Standard discharge(0.2C C5A) after Standard charge

Minimum

40mAh

2

Nominal Voltage

3.7V

Mean Operation Voltage

3

Voltage at end of

3.0V

Discharge Cut-off Voltage

Discharge

4

Charging Voltage

4.2±0.03V

 

5

Internal Impedance

≤400mΩ

Internal resistance measured at AC 1KHZ after 50% charge

The measure must uses the new batteries that within one week after shipment and cycles no more than 5 times

6

Standard charge

Constant Current 0.2C5A

Charge time : Approx 6h

Constant Voltage 4.2V

0.01 C5A cut-off

7

Standard discharge

Constant current 0.2 C5A

 

end voltage 3.0V

8

Fast charge

Constant Current 0.5C5A

Charge time : Approx 2.5h

Constant Voltage 4.2V

0.01 C5A cut-off

9

Fast discharge

Constant current 0.5C5A

 

end voltage 3.0V

 

10

Maximum Continuous Charge Current

1 C5A

 

11

Maximum Continuous Discharge Current

1C5A

 

12

Operation Temperature Range

Charge: 0~45

60±25%R.H.

Bare Cell

Discharge: -20~60

 

13

Storage Temperature Range

Less than 1 year: -20~25

60±25%R.H.

less than 3 months: -20~40℃

at the shipment state

14

Pack  Dimension

High: max20mm

Width: max14mm
Thickness: max2.8mm

Initial  Dimension

Discharge Rate Characteristicsli-ion battery

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