Product Description
No 序号 | Item 内容 | Parameter 参数 | Remark 备注 | ||
1 | 标称电压 Standard Voltage | 1.5V | |||
2 | 标称容量 Standard Capacity | 2000mAh | 完全充电后用0.2C放电至截止电压的容量。 After full charge, 0.2C discharge | ||
3 | 充电电压 Charging Voltage | 5.0V±0.5V | |||
4 | 充电方式 Charging Mode | 恒压方式 Constant Voltage | |||
5 | 充电时间 Charging Time | 标准充电 Standard charging | 2.5Hours | ||
6 | 过充电保护电压(电芯) Overcharge Protection voltage(Cell) | 4.25±0.05V/cell | |||
7 | 过放电保护电压(电芯) Overdischarge Protection Voltage(Cell) | 2.4±0.10V/cell | |||
8 | 过电流保护 Over current Protection | 2.0±0.2A | |||
9 | 输出短路保护 Output Short Circuit Protection | 保护后撤销短路负载恢复 | |||
10 | 工作消耗电流 Working Waste Current | 170uA (Max) | |||
11 | 工作温度 Working Temperature | 充电 | 10~40℃ | ||
放电 | -10~60℃ | ||||
12 | 贮存温度 Storage Temperature | 一个月 -10~+50℃,45%~75% | 贮存时应充电至容量的40%~50%(推荐25±5℃) When storage, charge capacity to 40%-50% | ||
三个月 -10~+40℃,45%~75% | |||||
六个月 -5~+30℃,45%~75% | |||||
13 | 循环寿命 Cycle Life | 500次 | 完全充电后用0.2C放电至截止电压 After full charged, 0.2C discharge to cut-off voltage |
Cell Reliability Test
Item项目 | Inspecting Method测试方法 | Standard标准 |
高温性能 Temp Performace | 完全充电后置于55±2℃高温箱中恒温2h后,然后用0.2C5A放电至3.0V。 After full charge, put cells into High cabin 55±2℃ for 2hs, then discharge to be 3.0V in 0.2C5A. | 电池放电时间不少于5h,电池外观无变形、无爆裂。Time to discharge cannot be less than 5h, no deformation and no explode. |
低温性能 Low Temp Performance | 完全充电后置于-10±2℃低温箱中恒温4h后用0.2CA放电,结束后将电池置于20±5℃条件下搁置2h,观察电池外观。 After full charge, put cells into -10±2℃ cabin for 4hs and then discharge with 0.2CA, when done keep the cells under 20±5℃ for 2hs, and check the cells. | 电池放电时间不少于3小时,电池外观无变形、无爆裂。 Time to discharge cannot be less than 3hs, no deformation and no explode. |
荷电保持能力 Charge Retention | 完全充电后,在20±5℃条件下,将电开路搁置28天,再0.2C5A放电。 After full charge, under 20±5℃, open circuit for 28 days, and then discharge with 0.2CA. | 放电时间不少于4.25小时 Time to discharge can not be less than 4.25hs. |
恒定湿热性能 Constance Hygrothermal performance | 完全充电后,在40±2℃,相对湿度为90%-95%的恒温恒湿条件下搁置48h后,再取出放在20±5℃条件下搁置2h 再以1C5A放电。 After full charge, keep the cells under 40±2℃, relative humidity 90%-95% for 48hs, and then take out to leave under 20±5℃ for 2hs, and then discharge with 11C5A. | 电池外观应无明显变形、锈蚀、冒烟或爆炸,放电时间不低于36min。 No deformation and no rust, no smoke or explode, discharge time cannot be less than 36mins. |
振动 Vibration | 完全充电后,采用正弦波进行振动,并以对数扫频方式在15min内从7Hz扫频到200Hz并返回到7Hz.振动沿样品互相垂直的3个方向进行,每个方向按上述对数扫频方式重复12次,振动3h。 After full charge, vibrate cells from 7Hz to 200Hz in 15mins to three directions and each 12 times, vibrate 3hs. | 开路电压不低于90%的初始电压,应不泄漏、不泄气、不破裂、不起火和不爆炸 Open circuit voltage cannot be less than 90% voltage, no leakage, no explode, no fire and no damage. |
过充电保护性能 Overcharge Protection | 电池完全充电结束后,恒流恒源设定为2倍标称电压,电流设定为2C5A,用恒流恒压源给电池加载7h. After full charge, constant current set 2 times standard voltage, 2C5A current,and loade the cells in constant voltage for 7hs. | 电池应不泄漏、不泄气、不破裂、不起火和不爆炸 no leakage, no explode, no fire and no damage. |
过放电保护性能 Overdischarge Protection | 电池以0.2C5A放电至终止电压后,外接30Ω负载电阻放电7h。 Discharge with 0.2C5A to the cut-off voltage, and lode 20mΩ IR to discharge 7hs. | 电池应不泄漏、不泄气、不破裂、不起火和不爆炸 no leakage, no explode, no fire and no damage. |
短路保护性能 Short circuit Protection | 电池完全充电后,短路其正负极1h,短路导线电阻80±20 mΩ After full charge, make it short circuit for 1h, and the IR is 80±20 mΩ. | 电池应不泄漏、不泄气、不破裂、不起火和不爆炸 no leakage, no explode, no fire and no damage. |
重物冲击 Impact | 电池置于一个平面上,并将一个Φ15.8 ±0.2mm的钢柱置于电池中心,钢柱的纵轴平行于平面,让质量9.1±0.1kg的重物从610±25mm高度自由落到电池中心上方的钢柱上,测试完毕观察6h. Put the battery in the flat, and put a stick Φ15.8 ±0.2mm on the center, vertical to the flat and deop a heavy ting 9.1±0.1kg from 610±25mm to the steel stick which is up above the battery cell, check it 6h after test. | 电池应不起火,不爆炸,电池允许变形 no leakage, no explode, no fire and no damage. |
循环寿命 Cycle Life | 电池循环寿命试验应在23℃±2℃,以0.2C5A充电,当电池端电压达到充电限制电压时,改为恒压充电,直到充电电流小于或等于20mA,停止充电搁置0.5h-1h,然后以0.2C5A电流放电至终止电压,放电结束后,搁置0.5-1h,再进行下一个循还,直至连续两次放电时间小于3h,则认为寿命终止。 Charge cells in 0.2C5A under 23℃±2℃, when voltage reach the charge limited voltage change to constant charging, when the current less or equal 20mA, stop charging and leave 0.5h-1h, and then discharge in 0.2C5A to the cut-off voltage, till the two times discharge time less than 3hs, then end the cycle. | 循环寿命不低于500次 Cycle life cannot be less than 500 times |