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7. 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 min.
(As for the capacitors of rated voltage
16, 10, 6.3V DC, 100MΩ·μF min.,)
whichever smaller.
To measure between each terminal.
Apply rated voltage for 60s.
Class Apply voltage
Class1 3 × rated voltage
Class2 2.5 × rated voltage
3 Voltage Proof Withstand test voltage without
insulation breakdown or other
damage.
Above DC voltage shall be applied
across each terminal for 1 to 5s.
Charge / discharge current shall not
exceed 50mA.
Class
Measuring
frequency
Measuring
voltage
Class1 1MHz±10% 0.5 - 5 Vrms.
Class2 1kHz±10% 1.0±0.2Vrms.
4 Capacitance Within the specified tolerance.
To measure between each terminal.
Specification
30pF and over Q ≥ 1,000
Under 30pF Q ≥ 400+20·C
5 Q
(Class1)
C : Rated capacitance (pF)
See No.4 in this table for measuring
condition.
T.C. D.F.
J B
X5R
X7R
X8R
0.025 max.
0.03 max.
0.05 max.
6 Dissipation Factor
(Class2)
See No.4 in this table for measuring
condition.
T.C. Temperature Coefficient
C H 0 ± 60 (ppm/°C)
C0G 0 ± 30 (ppm/°C)
7 Temperature
Characteristics of
Capacitance
(Class1)
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.
