SDS

THE COPYRIGHT BELONGS TO TINNO MOBILE TECHNOLOGY CORP.
2021-5-6
All Rights Reserved
Page 8 of 25 Pages
标准充电：即在环境温度为23℃±2℃的条件下,先以恒定电流0.2C5A充电至4.4V,再以4.4V 的恒压充电至电流小于
0.02C5A.
3.4 Quick charging mode 快速充电模式
Quick charging: under 23℃±2℃, battery is charged to 4.4V at a constant current of 0.7C5A, and then is
charged at a constant voltage of 4.4V until current is less than 0.02C5A.
快速充电：即在环境温度为23℃±2℃的条件下,先以恒定电流0.7C5A充电至4.4V,再以4.4V的恒压充电至电流小于
0.02C5A.
3.5 Discharge 放电
The cut-of voltage of discharge is 3.0V, the standard discharge current is 0.2C5A, and the maximum
constant discharge current is1C
放电终止电压为3.0V, 标准放电电流0.2 C5A，最大恒流放电电流为1C.
4
、
Electrical property
电性能
Test item
测试项目
Test method 测试方法
Standard
检验标准
Nominal
capacity
额定容量
After the battery is fully charged according to the
standard charging mode, it is put aside for 10 minutes,
and then discharged at 0.2C to 3.0V. Discharge time
should be not less than 5h.
电池按照标准充电模式充满电后搁置10分钟，以0.2
C
放电至
3.0V
，要求放电时间不低于
5h
。
Discharge time should be not
less than 5h.
放电时间不低于5h。
Effective
capacity
有效容量
After the battery is fully charged according to the
standard charging mode, it is put aside for 10 minutes,
and then discharged at 0.2C to 3.4V.
电池按照标准充电模式充满电后搁置 10 分钟，以 0.2 C 放
电至 3.4V
3.4 V / 3.0 V capacity rate≥90%
3.4V/3.0V 容量比例≥90%
Discharge
performance
放电性能
The battery should be fully charged in the standard charging
mode and put aside for 10 minutes. , battery should be
discharged at 0.5C to 3.0V.
电池按照标准充电模式充满电后搁置 10 分钟， 以 0.5C
放电至 3.0V
0.5C discharge time should be no
less than 110min
0.5C 放电时间不低于 110min
High
temperature
discharge
capacity
高温放电容
量
After the battery is fully charged in accordance with the
standard charging mode, the battery is placed in a high
temperature box at 55
℃
±2
℃
to be stored at this
temperature for 2h, and then discharged at a current of
0.2C5 to the cut-off voltage of 3.0V. The battery is
removed out and stored for 2h under 23
℃
±2
℃
. Finally,
battery appearance is visually checked.
电池按照标准充电模式充满电后，将电池放入
55
℃
±2
℃的高温箱中恒温
2h
，然后以
0.2C5
电流放电至
终止电压3.0V，将电池取出在环境温度为23℃±2℃
的条件下搁置
2h
，然后目测电池外观。
The discharge time is required to
be no less than 5h, battery’s
swelling rate ≤ 5%, and no
obvious appearance difference
before and after test.
放电时间不低于5h，电池厚度
变化率≦5%，电池外观相比实
验前无明显差异。