1. Preface:
The purpose of this product specification is to provide technical information for the rechargeable Lithium-ion button battery LIR1254, manufactured and supplied by Shenzhen Lidea Battery Co., Ltd.
2. Description and Model
2.1 Description Rechargeable Lithium-ion button battery
2.2 Model LIR1254
3. Specification
3.1 Capacity 45±5mAh
3.2 Charging Voltage 4.20V
3.3 Nominal Voltage 3.7V at 0.2C mA
3.4 Standard Charging Method Constant current:9mA Constant voltage 4.20V
3.5 Cut-off Discharge Voltage 2.75V
3.6 Max.Discharge Current 45mA
3.7 Max.Charge Current 45mA
3.8 Cycle Life >500 cycles at 0.2C mA discharge
3.9 Ambient Temperature
for Standard Charge 0℃~45℃
for Discharge -20℃~60℃
3.10 Storage
for within the temperature -20℃~60℃
for within the humidity ≤75%
3.11 Energy Density
Wh/L
Wh/Kg
3.12 Weight of Bare Cell ~1.7g
3.13 Charge State Internal Impedance ≤1200mΩ |
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