
Temperature
Compensating Type
High Dielectric
Constant Type
1 Rated Voltage Shown in Rated value. The rated voltage is defined as the maximum voltage
which may be applied continuously to the capacitor.
When AC voltage is superimposed on DC voltage,
VP-P or VO-P, whichever is larger, should be maintained
within the rated voltage range.
2 Appearance No defects or abnormalities. Visual inspection.
3 Dimension Within the specified dimensions. Using calipers. (GRM02 size is based on Microscope)
4 Voltage proof No defects or abnormalities. Measurement Point : Between the terminations
Test Voltage : 300% of the rated voltage
(Temperature compensating type)
250% of the rated voltage
(High dielectric constant type)
Applied Time : 1s to 5 s
Charge/discharge current : 50mA max.
5 Insulation Resistance(I.R.)
C≦ Measurement Point : Between the terminations
C> Measurement Voltage : DC Rated Voltage
C:Nominal Capacitance Charging Time : 2 min
Charge/discharge current : 50mA max.
Measurement Temperature : Room Temperature
6 Capacitance Shown in Rated value. Measurement Temperature : Room Temperature
(1)Temperature Compensating Type
7 Q or Dissipation Factor (D.F.)
30pF and over:Q≧1000 W.V.:100Vdc :0.025max.(C<0.068µF)
30pF and below:Q≧400+20C :0.05max.(C≧0.068µF)
C:Nominal Capacitance(pF) W.V.:63/50/35/25Vdc :0.025max.
W.V.:16/10Vdc :0.035max. (2)High Dielectric Constant Type
W.V.:6.3/4Vdc :0.05max.(C<3.3µF)
Temperature No bias Nominal values of the B1,B3 : Within +/-10% The capacitance change should be measured after 5 min
Characteristics temperature coefficient is
(-25°C to +85°C) at each specified temp. stage.
shown in Rated value. R1,R7 : Within +/-15% In case of applying voltage, the capacitance change should be
(-55°C to +125°C) measured after 1 min with applying voltage in equilibration of
But,the Capacitance Change R6 : Within +/-15% each temp. stage.
under 20℃is shown (-55°C to +85°C) Capacitance value as a reference is the value in step 3.
in Table A. C7 : Within +/-22%
(-55°C to +125°C) (1)Temperature Compensating Type
C8 : Within +/-22% The capacitance drift is calculated by dividing the differences
Capacitance Drift *
(-55°C to +105°C) between the maximum and minimum measured values in the
Within +/-0.2% or +/-0.05pF L8 : Within +/-15% step 1,3 and 5 by the cap. value in step 3.
(Whichever is larger.)
*Not apply to 1X/25V : Within +15/-40%
50% of - B1 : Within +10/-30% (2)High Dielectric Constant Type
the rated R1 : Within +15/-40% Measurement Voltage :
voltage GRM32ER71J106 only : 0.1+/-0.03Vrms
GRM188B31C475 only : 0.2+/-0.05Vrms
· Initial measurement for high dielectric constant type
Perform a heat treatment at 150+0/-10°C for 1h and then
let sit for 24+/-2h at room temperature, then measure.
9 Adhesive Strength No removal of the terminations or other defect Solder the capacitor on the test substrate shown in Fig.3.
of Termination should occur.
Holding Time : 10+/-1s
Applied Direction : In parallel with the test substrate and vertical with
the capacitor side.
Test Method
(Ref. Standard:JIS C 5101, IEC60384)
■Specifications and Test Methods
Type Applied Force(N)
GRM02 1
GRM03 2
GRM15/GRM18 5
GRM21/GRM31/GRM32 10
These Part Numbers are designed for use in the circuits where
continuous applied voltage to the capacitor is derated than rated
voltage, and guarantee DurabilityTest with 100% × rated voltage
as testing voltage at the maximum operating temperature.
The voltage and temperature derating conditions on the leftare
recommended for use to ensure the same reliabilitylevel as
normal specification.
50% of
the rated voltage
(For B1,R1)