INR18650-2000(15C)
Product uses: power tools, garden tools
Product advantages: low cost, good cycle performance, high safety, good consistency,fast charging for 2C and above,discharge for 15C
Basic characteristics
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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 |
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2 |
Nominal capacity 标称容量 |
2000mAh |
Charge：0.5C5A,4.2V，CC CV 0.01C5ACut-off, Discharge：0.2C5A,2.75V dischargecut-off |
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3 |
Minimum capacity 最小容量 |
1980mAh |
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4 |
Nominal voltage 标称电压 |
3.7V |
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5 |
Maximum charge voltage充电最高电压 |
4.20±0.025V |
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6 |
Discharge cut-off voltage放电截止电压 |
2.75±0.05V |
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7 |
Maximum continuous charge current 最大持续充电电流 |
1C5A |
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8 |
Maximum continuous discharge current 最大持续放电电流 |
30A |
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9 |
Maximumpulse discharge current 最大脉冲电流 |
40A |
20ms |
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10 |
Internal impedance 内阻 |
≤18mΩ |
Measured at AC1KHz of 50%DOD 半电态下交流1KHz测量 |
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11 |
Battery weight 电池重量 |
Approx.44g 约44g |
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12 |
Battery diameter (d) 电池直径 |
18.4±0.2mm |
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13 |
Battery height (h) 电池高度 |
65.3±0.2mm |
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14 |
Chargemethod 充电模式 |
CC-CV(Cut-off Current 0.01C5A) 恒流恒压，截止电流0.01C5A |
CC/CV |
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15 |
Rapid charge 快速充电 |
标准充电：0.5C5A Standard charge：0.5C5A 快速充电：1C5A Rapid charge：1C5A |
CC/CV |
|
16 |
Standard discharge 标准放电 |
Standard dischargeConstant Current 0.2C5A,Cut-off Voltage 2.75±0.05V 标准放电持续电流0.2C5A，截止电压2.75±0.05V Max Constant Current 15C5A,Cut-off Voltage 2.75±0.05V 最大持续电流15C5A，截止电压2.75±0.05V |
CC |
|
17 |
Operation temperature（Ambient） 工作环境温度 |
Charge/充电：0℃～45℃ Discharge/放电：-20℃～55℃ |
At 60±25%RH |
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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 |
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 1C5A、10C5A、15C5A respectively. 电池标准充电后，搁置10min，然后分别以1C5A、10C5A、15C5A放电。 |
Discharge capacity/First cyclecapacity×100% 放电容量/首周容量×100% 1C5A≥100% 10C5A≥96% 15C5A≥95% |
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2 |
Normal Temperature Storage 常温荷电保持能力 |
Store for 28days after standard charge,then discharge at 0.2C5A 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0.2C5A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% |
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3 |
Cycle Life 循环寿命 |
The cell is charged at 1C5A, and discharged at a constant current of 15C5A, then stored 40 min.After 300charge-dischargecycles the residual discharge capacity is above 80% of first capacity under rate discharge (15C5). 将电池进行1C5A充电、15C5A放电，然后再搁置40min。循环300次，电池残余容量≥80%*倍率放电下的首周容量(15C5)。 |
≥300 cycles (Charge:1C5A,4.2V,CC CV 0.01C5ACut-off, Discharge:15C5A,2.75V dischargeCut-off ) |
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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≥First cycle capacity×90% 恢复容量≥首周容量×90% |
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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 0.2C5A. 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0.2C5A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% |
