LEADED CAPACITORS, NETW ORKS & HV CAPACITORS
HIGH TEMPERATURE CAPACITORS
250Vto 3kVDCE.I.A.CLASSI& II–
SPECIFICATIONS & TEST METHODS
DE Series
86 CG01-J
Item Specification Test Method
1 Operating Temperature Range –25 to +125°C —
2 Capacitance Within the specified tolerance.
3Q C ≥30pF: Q ≥1000 D.F. ≤0.4% (R [250V])
Dissipation Factor (D.F.) C < 30pF: Q ≥400 + 20C
1
(SL) D.F. ≤0.2% (R [1 to 3.15kV])
D.F. ≤0.3% (C)
4 Insulation Between 10000M ohms min. 1000M ohms min.
Resistance (I.R.) lead wires (SL, R [1 to 3.15kV], C) (R [250V])
5 Dielectric Between No failure.
Strength lead wires
Body No failure.
Insulation
6 Temperature Characteristic
7 Temperature Appearance No marked defect. No marked defect.
Cycling Capacitance Within ±5% (SL) Within ±10% (R, C)
Change
QC ≥30pF: Q ≥350 D.F. ≤0.4% (R, C)
D.F. C < 30pF: Q ≥275 +
5
/
2
C
1
(SL)
I.R. 1000M ohms min.
Dielectric Pass the item No. 5.
Strength
(between
lead wires)
8 Vibration Appearance No marked defect.
Resistance Capacitance Within the specified tolerance.
Change
Q. C ≥30pF: Q ≥1000 D.F. ≤0.4% (R [250V])
D.F. C < 30pF: Q ≥400 + 20C
1
(SL) D.F. ≤0.2% (R [1 to 3.15kV])
D.F. ≤0.3% (C)
9 Soldering Appearance No marked defect.
Effect Capacitance Within ±2.5% (SL) Within ±10% (R, C)
Change
Dielectric Pass the item No. 5.
Strength
(between
lead wires)
10 Humidity Appearance No marked defect.
(Under Capacitance Within ±5% (SL) Within ±10% (R, C)
Steady State) Change
QC ≥30pF: Q ≥350 D.F. ≤0.4% (R, C)
D.F. C < 30pF: Q ≥275 +
5
/
2
C
1
(SL)
I.R. 1000M ohms min.
11 Life Appearance No marked defect.
Capacitance Within ±3% (SL) Within ±10% (R, C)
Change
QC ≥30pF: Q ≥350 D.F. ≤0.4% (R, C)
D.F. C < 30pF: Q ≥275 +
5
/
2
C
1
(SL)
I.R. 2000M ohms min. 1000M ohms min.
(SL, R [1 to 3.15kV], C) (R [250V])
12 Strength Pull Lead wire shall not cut off.
of Lead Capacitor shall not be broken.
Bending
13 Solderability of Leads Lead wire shall be soldered with uniform coating on the axial
direction over
3
/
4
of the circumferential direction.
1“C” expresses nominal capacitance value (pF). 2“room condition” temperature: 15 to 35°C; humidity: 45 to 75%; atmospheric pressure: 860 to 1060hPa.
3The measurement of I.R. will be held in 12 to 24 hours after Life test.
The capacitance shall be measured at 20°C with 1 ± 0.2kHz
(SL: 1 ± 0.2MHz) and 5V(r.m.s.) max.
Same condition as capacitance.
The insulation resistance shall be measured with 500 ± 50VDC
(R [250V]: 100 ± 15V) within 60 ± 5 sec. of charging.
The capacitors shall not be damaged when DC voltage of 200% of the rated
voltage (in case of rated voltage: 1 to 3.15kV) or DC voltage of 250% of the rated
voltage (in case of rated voltage: 250V, 500V) is applied between the lead wires
for 1 to 5 sec. (Charge/discharge current ≤50mA)
The capacitance measurement shall be made at each step specified in table.
Capacitance change from the value of step 3 shall not exceed the limit specified.
The capacitor shall firmly be soldered to the supporting lead wire and vibration
which is 10 to 55Hz in the vibration frequency range, 1.5mm in total amplitude,
and about 1 minute in the rate of vibration change from 10Hz to 55Hz and back
to 10Hz is applied for a total of 6 hours; 2 hours each in 3 mutually
perpendicular directions.
The capacitor shall be introduced into the test chamber, and shall be exposed to
the temperature conditions of steps 1 to 4 as shown in table at 5 cycles.
The lead wire shall be immersed into the melted solder of 350 ± 10°C up to
about 1.5 to 2mm from the main body for 3.5 ± 0.5 sec. and the specified items
shall be measured after leaving for 24 ± 2 hours.
Pre-treatment: Capacitor shall be stored at 125 ± 3°C for 1 hour, then placed at
room condition
2
for 24 ± 2 hours before initial measurements (R, C).
Post-treatment: Capacitor shall be stored for 1 to 2 hours at room condition
2
(SL). Capacitor shall be stored for 24 ± 2 hours at room condition
2
(R, C).
Measurement Order: Dielectric Strength ➞Pre-treatment ➞Capacitance ➞
Soldering Effect test ➞Post-treatment ➞Capacitance, Dielectric Strength
(R [250V]).
Apply a DC voltage of 200% of the rated voltage (in case of rated voltage: 250V,
500V) or DC voltage of 150% of the rated voltage (in case of rated voltage:
1 to 3.15kV) for 1000
+48
–0
hours at 125 ± 2°C.
Pre-treatment: Capacitor shall be stored at 125 ± 3°C for 1 hour, then placed at
room condition
2
for 24 ± 2 hours before initial measurements (R, C).
Post-treatment: Capacitor shall be stored for 1 to 2 hours at room condition
2
(SL). Capacitor shall be stored at 125 ± 3°C for 1 hour, then placed at room
condition
2
for 24 ± 2 hours (R, C).
Measurement Order: I.R. ➞Pre-treatment ➞Capacitance, D.F. ➞Life test ➞
I.R.
3
➞Post-treatment ➞Capacitance, D.F. (R [250V]).
(Charge/discharge current ≤50mA).
Set the capacitor for 500
+24
–0
hours at 40 ± 2°C in 90 to 95% humidity.
Pre-treatment: Capacitor shall be stored at 125 ± 3°C for 1 hour, then placed at
room condition
2
for 24 ± 2 hours before initial measurements (R, C).
Post-treatment: Capacitor shall be stored for 1 to 2 hours at room condition
2
.
Measurement Order: I.R. ➞Pre-treatment ➞Capacitance, D.F. ➞Humidity test
➞Post-treatment ➞Capacitance, D.F., I.R. (R [250V]).
(Charge/discharge current ≤50mA).
As in figure, fix the body of capacitor, apply a tensile weight gradually
to each lead wire in the radial direction of capacitor up to 10N
(1.0kgf) and keep it for 10 ± 1 sec.
Each lead wire shall be subjected to 5N (0.51kgf) weight and then a 90° bend, at
the point of egress, in one direction, return to original position, and then a 90°
bend in the opposite direction at the rate of one bend in 2 to 3 seconds.
The lead wire of a capacitor shall be dipped into a methanol solution of 25wt%
rosin and then into molten solder of 235 ± 5°C for 2 ± 0.5 seconds. In both
cases the depth of dipping is up to about 1.5 to 2mm from the root of lead wires.
Pre-treatment: Capacitor shall be stored at 125 ± 3°C for 1 hour, then placed at
room condition
2
for 24 ± 2 hours before initial measurements (R, C).
Pre-treatment: Capacitor shall be stored at 125 ± 3°C for 1 hour, then placed at
room condition
2
for 24 ± 2 hours before initial measurements (R, C).
Post-treatment: Capacitor shall be stored for 1 to 2 hours at room condition
2
(SL). Capacitor shall be stored for 24 ± 2 hours at room condition
2
(R, C).
Measurement Order: I.R., Dielectric Strength ➞Pre-treatment ➞Capacitance,
D.F. ➞Temp. Cycling test ➞Post-treatment ➞Capacitance, D.F., I.R., Dielectric
Strength (R [250V]).
The capacitor is placed in the container with metal balls of
diameter 1mm so that each lead wire, short-circuited, is kept
approximately 2mm off the balls as shown in the figure, and
AC voltage of 1250V is applied for 1 to 5 sec. between
capacitor lead wires and small metals.
(Charge/discharge current ≤50mA)
T.C. Temp. Coefficient
SL +350 to –1000ppm/°C Temp. Cap. Change
Range CR
–25 to within within
+85°C ±20% ±15%
+85 to within
+15
–30
%
+125°C
Char. Step 1 2 3 4 5
SL — — 20 ± 2°C 85±2°C/125±2°C 20 ± 2°C
C, R 20 ± 2°C –25 ± 3°C 20 ± 2°C 85±2°C/125±2°C 20 ± 2°C
Step Temp. (°C) Time (min.) Step Temp. (°C) Time (min.)
1–25 ± 3 30 ± 3 3+125 ± 3 30 ± 3
2room temp. 3 max. 4room temp. 3 max.