Rechargeable Button-Cell Battery 3.7V 66mAh GRP1254
The specification is suitable for the performance of Lithium-Polymer (LIP) rechargeable button-cell battery produced by the SHENZHEN GREPOW BATTERY CO., LTD.
MODEL
GRP1254 66mAh 3.7V
Rechargeable Button-Cell Battery Specification
| NO. | Item | Data |
| 1 | Dimension | Width: 12.1±0.2 mm |
| 2 | Capacity | 66mAh |
| 3 | Voltage | 3.7V |
| 4 | Max. Charge Current | 64mA(1C) |
| 5 | Max. Charge Voltage | 4.25V |
| 6 | Nominal Continuous Discharge Current | 32mA(0.5C) |
| 7 | Max. Continuous Discharge Current | 128mA |
| 8 | Max. Continuous Discharge Rate | 2C |
| 9 | Max. Discharge Current | 192mAh(2S) |
| 10 | Cut-off Voltage | 3.0V |
| 11 | Impedance | ≤350 mΩ(Ref) |
| 12 | Operating Temp. | Charge: 0℃~45℃ |
| 13 | Storage Temperature | -20℃-60℃: Less than 1 month |
| 14 | Weight | 1.2±0.2g(Ref) |
Structure and dimension
Rechargeable Button-Cell Battery performance criteria
1. Before proceed the following tests, the cells should be discharged at 0.5C to 3.0V cut-off. Unless otherwise stated, tests should be done within one month of delivery under the following conditions:
Ambient temperature: 23℃±2℃
Relative Humidity: ≤ 75%RH
2. Standard Charge/Discharge Conditions:
Charge: The battery will be charged to 4.2V with 0.5C from constant current to constant voltage, when the current is 0.05C, stop to charge.
Discharge: 0.5C constant-current discharge, cut-off voltage 3.0V / 0.5C to 3.0V.
Storage Requirement
|
Items |
Requirement |
Remark |
|
Humidity | ≤ 75%RH | / |
Ambient Temperature | -20~35℃ | / |
Cell Voltage | 3.7~3.9 | for long time |
Cell Voltage |
≥ 3.9 | ≤ 7 days |
Please activate the battery once every 3 months according to the following method:
Charge at 0.2C to 4.2V, rest 5 min, then discharge with 0.2C to 3.0V/cell, rest 5 min, then charge at 0.2C to 3.9V.
Application
We have provided energy solutions for large OEMs, high-tech applications, including Bluetooth headsets for smartphones, healthcare devices, wireless sensors and network in fracture.

See more rechargeable button-cell battery instruction to the link: https://www.grepow.com/button-cell-battery.html
For more information, please contact us now!
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