包装:箱装
标准电压:3.6
起订:500个
供应:100000个
发货:10天内
| 包装 | 箱装 |
|---|---|
| 标准电压 | 3.6 |
| 标准容量 | 120 |
| 材质 | 锂离子 |
| 产品认证 | MSDS |
| 额定容量 | 120 |
| 净重 | 5 |
| 外型尺寸 | 24-50 |
| 用途 | 电子产品 |
| 分类 | 纽扣电池 |
| 品牌 | LIDEA/力电 |
| 型号 | LIR2450 |
| 短路电流 | 1000 |
| 化学类型 | 锂离子纽扣电池 |
| 标准负荷电流 | 0.4 |
1. Preface:
The purpose of this product specification is to provide technical information for the rechargeable Lithium-ion button battery LIR2450, manufactured and supplied by Shenzhen Lidea Battery Co., Ltd.
2. Description and Model
2.1 Description | Rechargeable Lithium-ion button battery |
2.2 Model | LIR2450 |
3. Specification |
|
3.1 Capacity | 120±10mAh |
3.2 Charging Voltage | 4.20V |
3.3 Nominal Voltage | 2.75V at 0.2C mA |
3.4 Standard Charging Method | Constant current: 24mA constant voltage 4.20V |
3.5 Cut-off Discharge Voltage | 2.75V |
3.6 Max.Discharge Current | 120mA |
3.7 Max.Charge Current | 120mA |
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 | ~5.6g |
3.13 Charge State Internal Impedance | ≤400mΩ |
4. Appearance
Appearance shall be free from any remarkable scratch,flaws, rust, discoloration or electrolyte leakage (visible or by smell).
5. Standard Test condition
5.1 Environment Conditions: Unless otherwise specified,all test stated in this Product Specification are conducted within the temperature 15~25℃ and the humidity 45~85%RH.
5.2 Test Equipment:
Impedance meter: The impedance meter with AC 1kHz should be used.
6. Test Procedure and Its Standard
Item | Measuring Procedure | Standard |
6.1 Appearance | Visual | No Defect and Leak |
6.2 Dimension | Caliper | As item 8 |
6.3 Weight | Scale | As item 3.12 |
6.4 Maximum Charge Current | CCCV(Constant Current Constant Voltage) | 120mA |
6.5 Full charge | CC/CV | Charge it with 0.2CmA constant current till 4.2V(Max), then charge it with constant voltage 4.2V until the charging current drops to 0.01C. |
6.6 Open Circuit Voltage | Within 1hr after full charge,measure Open circuit voltage | >4.15V |
6.7 Internal Impedance | Measure the battery with 1kHz AC | ≤400mΩ |
6.8 Discharge Capacity | Within 1hr after full charge,discharge until final discharge,at 0.2C mA and measure the capacity | >120mAh |
6.9 Maximum Discharge Current | Until final discharge voltage | 120mA |
6.10 Charge/Discharge Cycle Life | Discharge:0.2CmA to 3.00V, This charge/discharge shall be repeated 500 times Charge:CCCV,CC- 0.2CmA,CV- 4.2V until the CC is below 0.8mA. | Discharge capacity should be >70% of item 6.8 |
6.11 Leakage Proof | After full charging,the battery shall be stored at 40±2℃ and humidity 80±5% for 21 days. | No leakage should be observed by visual inspection |
6.12 Temperature Characteristics | 1) After full charge at 20±5℃, stand at -20±2℃ for 18hrs, then discharge at 0.2C mA and measure the capacity. 2) After full charge at 20±5℃, stand at 55±2℃ for 2hrs, then discharge at 1C mA and measure the capacity. | Discharge capacity should be>60% of item 6.8 and no abnormality on its appearance and structure |
6.13 Charge Retention | After full charging, stand at 20±5℃discharge capacity for 28 days, measure the discharge should be>85% of item capacity according to item 6.8. | |
