Grepow newly produced rechargeable li-ion button cell battery GRP1254 with Nominal Voltage of 3.85V and Nominal Capacity of 75 mAh

时间： 2022-09-15 来源：Grepow News

技术问答

The following specification is suitable for the performance of rechargeable li-ion button cell battery GRP1254 produced by the SHENZHEN GREPOW BATTERY CO., LTD.

Basic parameters of Button-Cell Battery GRP1254

Table.1

Dimensions

Diameter [mm]: 12.1+0.0/-0.1

Height [mm]: 5.45±0.15

Weight. approx [g]: 1.80±0.15

Charge and Discharge Specifications

●Charge Specifications

0.5C CC (constant current) charge to 4.4V, then CV (constant voltage 4.4V) charge till charge current decline to ≤0.03C

Charging time:

Standard Charging: 3 hours (Ref.)

Rapid charge: 1.5 hours (Ref.)

●Discharging Specifications

Cut Off Voltage: 3.0V

Max. Discharging Current: 2.0C / 250 mA (Continuous)

5.0C / 500 mA (Non-Continuous)

Discharging Temperature: -20 to 60℃ [-4 to 140℉]

Storage Temperature

1 Year at -20 to 20℃ > 90%

3 Month at -20 to 45℃ > 90%

1 Month at -20 to 60℃ > 85%

Note: Capacity Recovery Rate [%]

Safety Certifications

UN 38.3, relevant tests acc. IEC 62133.

Applications

GREPOW has experience with battery solutions for large OEMs, and technological and innovative applications, including TWS earphones, healthcare devices, wireless trackers, smart keys, and other smart electronic wearables.

Fig.1

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