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INR18650-2000(10C)
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INR18650-2000(10C)

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Product description
Parameters

Product uses: power tools, garden tools

Product advantages: low cost, good cycle performance, high safety, good consistency,fast charging for 2C and above

Basic characteristics

No.序号

Item

项目

General parameter

常规参数

Remark

备注

1

Can Material

壳体材质

Ni-plate Steel

镀镍钢壳

 

2

Nominal capacity

标称容量

2000mAh

Charge:0.5C,4.2V,CC CV 0.01CCut-off,

Discharge:0.2C,2.75V dischargecut-off

3

Minimum capacity

最小容量

1980mAh

4

Nominal voltage

标称电压

3.7V

 

5

Maximum charge voltage充电最高电压

4.20±0.025V

 

6

Discharge cut-off voltage放电截止电压

2.75±0.05V

 

7

Maximum continuous charge current

最大持续充电电流

2A(1C)

 

8

Maximum continuous discharge current

最大持续放电电流

20A(10C)

 

9

Maximumpulse discharge current

最大脉冲电流

30A

20ms

10

Internal impedance

内阻

≤18mΩ

Measured at AC1KHz of 50%DOD

半电态下交流1KHz测量

11

Battery weight

电池重量

Approx.44g

约44g

 

12

Battery diameter (d)

电池直径

18.4±0.2mm

 

13

Battery height (h)

电池高度

65.3±0.2mm

 

14

Chargemethod

充电模式

CC-CV(Cut-off Current 0.01C)

恒流恒压,截止电流0.01C

CC/CV

15

Standard charge

标准充电

Standard charge:0.5C

标准充电:0.5C

CC/CV

16

Rapid charge

快速充电

Rapid charge:1C

快速充电:1C

CC/CV

17

Standard discharge

标准放电

Standard dischargeConstant Current 0.2C,Cut-off Voltage 2.75±0.05V

标准放电持续电流0.2C,截止电压2.75±0.05V

CC

18

Maximum continuous discharge

最大持续放电

Max DischargeConstant Current 10C,Cut-off Voltage 2.75±0.05V

最大持续电流10C,截止电压2.75±0.05V

CC

19

Operation temperature

(Cell surface temperature)

工作温度(电池表面温度)

Charge/充电温度:0℃~50℃

Recharge release/恢复充电温度:≤45℃

At 60±25%RH

Discharge/放电温度:-20℃~80℃

Re-discharge release/恢复放电温度:≤60℃

20

Storage temperature

储存温度

Less than 3 months:-20~45℃

Less than 1 year:-20~25℃

小于3个月:-20~45℃

小于1年:-20~25℃

At 60±25%RH

Battery performance

No.序号

Test Item

检测项目

Test Method

测试方法

Test Standard

检测标准

1

Normal temperaturedischarge performance

常温放电性能

Standard charge,then rest for 10min and discharge at 1C、5C、10Crespectively.

电池标准充电后,搁置10min,然后分别以1C、5C、10C放电。

Discharge capacity/First cycle capacity×100%

放电容量/首周容量×100%

1C≥100%

5C≥96%

10C≥95%

2

Normal Temperature Storage

常温荷电保持能力

Store for 28days after standard charge,then discharge at 0.2C to 2.75V;Then standard charge/discharge cycle for 3times to obtain the recoverable capacity.

电池标准充电后,开路放置28天,然后标准0.2C放电至2.75V;再以标准充放电三次测试电池的恢复容量。

Residual capacity≥First cycle capacity×85%

Recoverable capacity≥First cycle capacity×92%

剩余容量≥首周容量×85%

恢复容量≥首周容量×92%

3

Cycle Life

循环寿命

The cell is charged at 1C, and discharged at a constant current of 10C, then stored 30 min.After 300charge-dischargecycles the residual discharge capacity is above 80% of first capacityunder rate discharge(10C).

将电池进行1C充电、10C放电然后再搁置30分钟。循环300次,电池残余容量≥80%*倍率放电下的首周容量(10C)。

≥300 cycles

(Charge:1C,4.2V,CC CV 0.01CCut-off,

Discharge:10C,2.75V dischargeCut-off )

4

Storage Characteristics

储存性能

Stored for 12months in room-temperature at 50%DOD.Cell shall be conducted standard charge/discharge cycle for 5 times to obtain the recoverable capacityafter storage.

电池在50%放电深度条件下室温储存12个月后,以标准充放电循环5次,测试电池的恢复容量。

Recoverable capacity≥First cycle capacity×90%

恢复容量≥首周容量×90%

5

Discharge temperature Characteristics

放电温度特性

Standard charged in normal temperature,stored atthe following temperature for 3h,then discharged at constant currentof 0.2C.

常温条件下电池标准充电后,电池在放电温度环境中放置3h,然后测试0.2C放电的容量。

Discharge capacity/First cycle capacity(25℃)×100%

放电容量/首周容量(25℃)×100%

-10℃ ≥70%(2.5V)

0℃ ≥85%

25℃ ≥100%

55℃ ≥90%

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