通过认证
“18650 笔记本电池”参数说明
| 尺寸： | 18*65 | 产量： | 1000000/月 |
“18650 笔记本电池”详细介绍
基本规格及性能Basic Specification and Performance
“18650 笔记本电池”其他说明
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1.1 容量 Capacity |
标称容量Rated Capacity:2200MAH(0.2CA放电 Discharge) 最小容量Capacity(min):2150mAh(0.5CA放电Discharge) |
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1.2 标称电压 Rated Voltage |
3.7V |
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1.3 电池内阻Internal Resistant |
≤70mΩ (with PTC) |
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1.4 放电终止电压Discharge End Voltage |
2.75V |
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1.5 充电上限电压Charge Upper Limit Voltage |
4.20±0.02V |
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1.6 标准充电电流Standard Charge Circuit |
0.5C A |
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1.7 快速充电电流Fast Charge Circuit |
1C A |
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1.8 标准放电电流Standard Discharge Circuit |
0.5C A |
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1.9 快速放电电流Fast Discharge Circuit |
1C A |
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1.10 最大放电电流Discharge Circuit (max) |
2C A |
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1.11 电池重量Weight |
45±1g |
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1.12 最大尺寸Dimension(max) |
直径(φ) : 18.3mm 高度(H) : 65.0mm (参见附图1) (see figure 1) |
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1.13 工作温度Operational Temperature |
充电charge :0 ~ 45℃; 放电discharge :-20 ~ 60℃ |
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1.14 贮存温度Storage Temperature |
1个月内within a month :-5 ~ 35℃ 6个月内within six months :0 ~ 35℃ |
2.测试条件
实验和测量要在标准温度(20±5℃)及标准湿度(65±20%)的条件下进行.
Please perform under this condition:
Standard temperature: (20±5℃), standard relative humidity: (65±20%)
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2.1标准充电 Standard Charge |
恒流恒压充电( CC/CV ) constant circuit and constant voltage charge 恒流constant circuit : 1100 mA 上限电压upper limit voltage: 4.20V 截止电流end circuit: 20mA |
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2.2标准放电 Standard Discharge |
恒流放电( CC ) constant voltage discharge 恒流constant circuit : 1100 mA 终止电压end voltage: 2.75V |
3.外观 Appearance
外表清洁,无机械损伤,漏液,锈蚀;另表面有必须的产品标识.
The battery should be clean and dry, no technical damages , electrolyte leakage, rustiness,
and with product identification on the surface.
4.性能 Performance
4.1 电性能Electrical Performance
| 项目Items | 测试程序Testing Procedure | 标准Requirements |
| 4.1.1标称电压Rated Voltage |
电池按6.1充电后,按6.2放电过程的平均工作电压 Charge according to 6.1, then calculate the average voltage during discharge process according to 6.2 |
3.7V |
| 4.1.2放电性能Discharge Performance |
电池按6.1充电后1小时内以0.5CA恒流放电到2.75V Charge according to 6.1, then discharge within 1 hour with constant circuit of 0.5CA to the end voltage is 2.75V |
≥120min |
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电池按6.1充电后1小时内以1.0CA恒流放电到2.75V Charge according to 6.1, then discharge within 1 hour with constant circuit of 1.0CA to the end voltage is 2.75V |
≥57min | |
| 4.1.3循环寿命Cycling Life |
在环境温度20±5℃的条件下,以0.5CA先恒流充电至上限电压,再恒压充电至充电电流≤20mA;搁置0.5h后以0.5CA放电至2.75V,放电结束后搁置0.5-1h后进行下一个循环,直至连续两次放电时间小于72min,则认为寿命终止. Under the ambient temperature of 20±5℃,charge with a constant circuit of0.5CA to upper limit voltage, then charge with constant voltage till the circuit is no more than 20mA; lay the battery aside for 0.5 hour, then discharge with 0.5CA till the end voltage is 2.75V; lay the battery aside for 0.5-1 hour before next cycle; when the discharge time of the consecutive discharge is both lower than 72 minutes, the cycle life is over. |
≥500次Times |
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4.1.4荷电保持能力 Capacity Holding |
按6.1充电,在温度20±5℃的环境下放置28天,然后以0.2CA放电至2.75V,电池放电容量≥90%标称容量. Charge according to 6.1, lay the battery aside for 28 days in the ambient temperature of 20±5℃,then discharge with0.2CA till the end voltage 2.75V appears, the capacity given out should be no less than 90% of the rated capacity. |
容量Capacity≥1980mAh |
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4.1.5存贮Storage |
自生产日期到测试日期不足3个月的电池按6.1充电方式充入40%-50%的容量,然后在环境温度20±5℃,相对湿度45%-85%的环境中存贮12个月,存贮期满后按6.1充满电,0.2CA放电至2.75V. As for the battery life less than 3 months, charge into 40-50% of the rated capacity according to 6.1, then store for 12 months under a condition of ambient temperature of 20±5℃and 45%-85% RH; after storage, charge according to 6.1, then discharge with0.2CA till the end voltage is 2.75V. |
放电时间Discharge Time≥4h. |
