NA21700-1500(30C)

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

1500mAh

0.5C5A

3

Minimum capacity

最小容量

1460mAh

0.5C5A

4

Nominal voltage

标称电压

3.2V

5

Maximum charge voltage充电最高电压

4.0±0.025V

6

Discharge cut-off voltage放电截止电压

2.0±0.05V

7

Maximum continuous charge current

最大持续充电电流

3C5A

8

Maximum continuous discharge current

最大持续放电电流

20C5A

9

Maximumpulse discharge current

最大脉冲电流

45A

10

Internal impedance

内阻

≤12mΩ

Measured at AC1KHz of 50%DOD

半电态下交流1KHz测量

11

Battery weight

电池重量

Approx.58g

约58g

12

Battery diameter (d)

电池直径

21.3±0.2mm

13

Battery height (h)

电池高度

70.3±0.2mm

14

Chargemethod

充电模式

CC-CV(Cut-off Current 0.02C5A)

恒流恒压，截止电流0.02C5A

CC/CV

15

Rapid charge

快速充电

标准充电：0.5C5A

Standard charge：0.5C5A

快速充电：3C5A

Rapid charge：3C5A

CC/CV

16

Standard discharge

标准放电

Constant Current20C5A,

Cut-off Voltage 2.0±0.05V

恒定电流20C5A持续放电，

截止电压2.0±0.05V;

Pulse discharge for 10S at constant current30C5A,Interval Time:5min

Cut-off Voltage 2.0±0.05V

在30C5A脉冲放电10S,间歇时间5min,截止电压2.0±0.05V.

CC

17

Operation temperature

工作温度

Charge/充电：0℃～45℃

Discharge/放电：-40℃～55℃

At 60±25%RH

18

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

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 0.5C5A、20C5A、30C5A respectively.

电池标准充电后，搁置10min，然后分别以0.5C5A、20C5A、30C5A放电。

Discharge capacity/Nominal capacity×100%

放电容量/标称容量×100%

0.5C5A≥100%

20C5A≥93%

30C5A≥90%

2

Normal Temperature Storage

常温荷电保持能力

Store for 28days after standard charge,then discharge at 0.5C5A to 2.0V; 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0.5C5A放电至2.0V。再以标准充放电三次测试电池的恢复容量。

Residual capacity≥Nominal capacity×85%Recoverable capacity≥Nominal capacity×92%

剩余容量≥标称容量×85%

恢复容量≥标称容量×92%

3

Cycle Life

循环寿命

The cell is charged at 3C5A, and discharged at a constant current of 30C5A, then stored 10min. After 800charge-dischargecycles the residual discharge capacity is above 70%of first capacity under rate discharge （30C5).

将电池进行3C5A充电、30C5A放电循环800次，电池残余容量≥70%*倍率放电下的首周容量（ 30C5)。

≥800cycles

4

Storage Characteristics

储存性能

Stored for 12 months 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≥Nominal capacity×90%

恢复容量≥标称容量×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 1C5A.

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1C5A放电的容量。

Discharge capacity/Nominal capacity×100%

放电容量/标称容量×100%

-40℃ ≥85%

-20℃ ≥90%

0℃ ≥95%

25℃ ≥100%

55℃ ≥98%