Li-Polymer Rechargeable Batteries

Detail Information

Description :

Our company has designed and produced li-ion and li-polymer rechargeable battery cells and packs for our customers. Nowadays, li-ion and li-polymer batteries was used very wide areas such as bluetooth, mobile phones, MP3/MP4, PDA, portable DVD, notebook, power tools, etc.

Specification :

1. Type: Polymer lithium Rechargeable Battery.

2. Nominal Voltage: 3.7V (Cell Voltage between 3.6V ~3.9V before shipping).

3. Charge Voltage: 4.2V.

4. Nominal Capacity: 1800mah (Nominal Capacity refers to the capacity of 0.2C discharge with 2.8V cut-off voltage, after charging by standard method).

5. Life Cycle: ³ 300 Times (One cycle refers to one charge period and discharge period. Test conditions:Charge: 360 mA to. 4.2VDischarge: 360 mA to 2.8VThe life cycle is the cycle times until charged capacity is about 80% of the rated capacity).

6. Self-discharge: Residual Capacity>90% (After standard charging, storied at 5°C±2°C for 30 days, then measure the capacity as Item 4).

7. Impedance: Typical: 30mΩ Max: 40 mΩ.

8. Max. Charge Current: 1CmA (1800mA).

9. Max. Discharge Current: 1.0CmA (1800mA).

10. Discharge Cut-off Voltage: 2.8V.

11. Operating Temperature: Discharge: -20℃ ~ +60℃ ; Charge: -10 ℃~ +45℃.

12. Storage Temperature: -20 ℃~+45℃.

13. Cell Dimension: Length：52.0mm Max ;Width：34.5mm Max; Thickne：10.2mm (Not include Tubs).

14. Weight: 39g±1g.