供应*器械产品用法拉电容

Testing Items

测试项目

Criteria

标准

Testing Methods

测试方法

3.1工作电压

3.1 Work voltage

5.5 V

3.2额定容量

3.2 Rated capacitance

0.22F

标准充电模式；额定电流下放电至0.1V；重复以上步骤20次。

取第五周放电容量C = I△t/△V,△V = 1.50～1.25V

Standard charge model, then discharge to 0.1V at rated current; Repeat 20 time

C = I△t/△V,△V = 1.50～1.25V  in the fifth discharge

3.3容量偏差

3.3Capacitance tolerance

-20%～ 80%

3.4*大工作电压

3.4 Max. work voltage

6.0 V

3.5标称内阻

3.5 Nominal impedance

交流内阻

AC Imp

70 Ω

直流内阻
DC Imp

100 Ω

3.6工作温度

3.6Work temperature

-25～70℃

3.7储存温度

3.7Storage temperature

-40～85℃

3.8重量

3.8 Weight

0.9&plu*n;0.2g

Items

项目

Testing methods and condition

测试方法和条件

Criteria

标准

6.1 Rated current I

6.1额定电流I

Constant current which charge cell from 0.1V to work voltage during 30min

30分钟内，将电容电压由0.1V充电至工作电压的恒定电流

1.0mA

1.0mA

6.2 Max. current Imax

6.2*大电流Imax

Constant current which charge cell from 0.1V to work voltage during 10min

10分钟内，将电容电压由0.1V充电至工作电压的恒定电流

3.0mA

3.0mA

6.3 Standard charge model

6.3标准充电模式

Charge to work voltage under rated current, then constant voltage charge 1hr under work voltage

额定电流下充电至工作电压，工作电压下恒压充电1小时

6.4 OCV

6.4开路电压

Multimeter

万用表

≥1.0V

*小1.0V

6.5 ACImpedance

6.5交流内阻

电池内阻测试仪

Batteryimp tester

≤70Ω

*大70Ω

6.6 Capacitance under Max. discharge current

6.6快速放电容量

Constant current which charge cell from 0.1V to work voltage during 5 min

5分钟内，将电容电压由0.1V充电至工作电压的恒定电流

≥0.18F

*小0.18F

6.7 High/low temperature performance

6.7高低温性能

Standard charge model, then measure discharge capacitance and imp from -25℃ to 70℃ respectively

标准充电模式，然后分别在-25℃to 70℃范围内测量放电容量和内阻

Cap loss≤30%

Imp increase≤4 times

容量衰减≤30%

内阻增加≤4倍

6.8 Shelf life

6.8电容寿命

Standard charge model, then storage 1000 hrs in 70℃

标准充电模式，然后在70℃下储存1000小时

Cap loss≤30%

Imp increase≤3 times

容量衰减≤30%

内阻增加≤3倍

6.9 Load life test

6.9负载寿命测试

Charge to work voltage, keep constant voltage charge, then storage 1000 hrs in 70℃

充电至工作电压后，保持恒压充电，在70℃下储存1000小时

Cap loss≤30%

Imp increase≤3 times

容量衰减≤30%

内阻增加≤3倍

6.10 Cycle life test

6.10循环寿命测试

Standard charge model, then discharge to 0.1V at rated current; Repeat 100,000 times

标准充电模式，然后在额定电流下放电至0.1V；重复以上步骤100,000次

Cap loss≤30%

Imp increase≤3 times

容量衰减≤30%

内阻增加≤3倍

6.11 Moisture resistance

6.11恒定湿热性能

Standard charge model, then storage 500 hrs in 55℃ and 95%RH

标准充电模式，在55℃，95％相对湿度下储存500小时

Cap loss≤30%

Imp increase≤3 times

容量衰减≤30%

内阻增加≤3倍