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8. PERFORMANCE
table 1
No. Item Performance Test or inspection method
1 External Appearance No defects which may affect
performance.
Inspect with magnifying glass (3×)
2 Insulation Resistance 10,000MΩ or 500MΩ·µF min.
(As for the capacitor of rated voltage
16V DC and under, 10,000MΩ or
100MΩ·µF min.) whichever smaller.
To measure between each terminal.
Apply rated voltage for 60s.
3 Voltage Proof Withstand test voltage without
insulation breakdown or other
damage.
Class 1: 3 times of rated voltage
Class 2: 2.5 times of rated voltage
Above DC voltage shall be applied for
1~5s.
Charge / discharge current shall not
exceed 50mA.
Class 1
Measuring
frequency
Measuring
voltage
1MHz ± 10% 0.5 ~ 5Vrms.
Class 2
Measuring
frequency
Measuring
voltage
1kHz ± 10% 1.0 ± 0.2Vrms.
4 Capacitance Within the specified tolerance.
To measure between each terminal.
Capacitance Q
30pF and over 1,000 min.
Under 30pF 400+20×C min.
Q (Class 1)
C : Rated capacitance (pF)
Rated Voltage
D.F.
2A, 1H, 1E 0.03 max.
1A
0.05 max.
5
Dissipation Factor
(Class 2)
See No.4 in this table for measuring
condition.
Temperature Coefficient (ppm/°C)
C0G : 0 ± 30
6 Temperature
Characteristics of
Capacitance
(Class 1)
Capacitance drift
Within ±0.2% or ±0.05pF,
whichever larger.
Temperature Coefficient shall be
calculated based on values at 25°C
and 85°C temperature.
Measuring temperature below 20°C
shall be -10°C and -25°C.
