21700-4.0Ah(10C)

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21700-4.0Ah(10C)

常规性能General Performance

项目Item

规格Specification

容量

Capacity

标称容量:4000mAh (0.8A放电至2.5V)

Nominal capacity4000mAh0.8A CC 2.5V cut-off

最低容量:3900mAh(0.8A放电至2.5V)

Minimum capacity3900mAh0.8A CC 2.5V cut-off

标称电压

Nominal Voltage

3.6V

内阻

Impedance

10 ± 2mΩ(AC 1kHz at shopping SOC)

放电终止电压

Cut-off Voltage of discharge

2.5V

充电上限电压

Charging Voltage

4.20 ± 0.05V

标准充电电流

Standard Charging Current

2A

快速充电电流

Rapid Charge Current

6A(环境温度10℃<T≤45℃)

标准放电电流

Standard Discharging Current

2A

最大持续放电电流

Max. Continuous Discharging Current

40A(表面温度80℃截止 Surface Temperature 80℃ Cut-off)

最大瞬间放电电流

Max. Instantaneous Discharging Current

50A(2S pulse)

电池重量

Cell Weight

66.0 ± 2.0g

尺寸 Dimensions

直径Diameter(φ):21.25 ± 0.15mm;高度Height(H)70.55 ± 0.2mm

工作温度

Operating Temperature

环境温度:Ambient Temperature

充电Charge0℃≤T≤10℃(0.8A)10℃<T≤45℃(2A)

放电Discharge-20℃≤T≤60℃(0.8A)

电芯表面截止温度Cell Surface Cut-off Temperature:

充电:< 0℃ >50 ℃      Charge < 0℃ ,  > 50 ℃

放电:< -20℃≥ 80℃     Discharge< -20℃,  ≥ 80 ℃

电芯表面温度达到放电截止温度(80℃)后,继续放电释放温度< 60℃,继续充电释放温度< 45℃

After cell surface temperature reach the Discharge Cut-off temperature, re-discharge release< 60℃,recharge release< 45℃

贮存温度

Storage Temperature

1个月内:-20~60℃ One month at -20~60℃

6个月内:-20~45℃ Six months at -20~45℃

12个月内: -20~25℃ Twelve months at -20~25℃