PHE427
Obsolete. See
PHE450
•
LAST ORDER DATE 31 MARCH, 2003.
• Double metallized film pulse capacitor, polypropylene dielectric
L
B
TYPICAL APPLICATIONS
High frequency applications with high
current stress, such as deflection circuits in
TV-sets, protection circuits in SMPS and in
electronic ballasts.
CONSTRUCTION
Polypropylene dielectric with double
metallized polyester film as electrodes.
Encapsulation in self-extinguishing material
meeting the requirements of UL 94V-0.
H
0.5
p
∅
d
b
l
TECHNICAL DATA
Rated voltage U
R
, VDC
Rated voltage U
R
, VAC
Capacitance range, µF
160
100
0.047–
6.8
250
160
0.00068–
4.7
400
220
0.00068–
2.2
630
300
0.00068–
1.2
1000
375
0.00068–
0.0082
p
7.5
10.0
15.0
22.5
27.5
37.5
±
±
±
±
±
±
0.4
0.4
0.4
0.4
0.4
0.5
d
0.6
0.6
0.8
0.8
0.8
1.0
std I max I
4
+1
4
+1
6
-1
6
-1
6
-1
6
-1
30
30
30
30
30
30
b
± 0.4
± 0.4
± 0.4
± 0.4
± 0.4
± 0.7
Capacitance values
Capacitance tolerance
Category
temperature range
Rated temperature
Voltage derating
Climatic category
Insulation resistance
In accordance with IEC E12 series.
±5% standard. Other tolerances on request
–55° C to +105° C
+85° C
The rated voltage is decreased with 1.3% / ° C
between +85° C and +105° C
55/105/56
Measured at 23° C, 100 VDC 60s for U
R
< 500 VDC
and at 500 VDC for U
R
500 VDC
Between terminals:
C
≤
0.33 µF: 100 000 MΩ
C > 0.33 µF: 30 000 s
Between terminals and case:
100 000 MΩ
Maximum values at 23°C
C
≤
0.1 µF 0.1 µF < C
≤
1.0 µF
1 kHz
0.03 %
0.03 %
10 kHz
0.04 %
0.06 %
100 kHz 0.15 %
–
Dissipation factor tanδ
δ
C > 1.0 µF
0.03 %
–
–
Inductance
Approximately 6 nH/cm for the total length of capacitor
winding and the leads.
The capacitors can withstand an unlimited number of pulses
with a dU/dt according to the article table. For peak to peak
voltages lower than the rated voltage (U
PP
< U
R
), the specified
dU/dt can be multiplied by U
R
/U
PP
.
Pulse rise time
ENVIRONMENTAL TEST DATA
Vibration
According to IEC 60068-2-6 test Fc. 10–500 Hz for lead space
≤
22.5 mm,10–55 Hz for lead space 27.5 mm. 6 h with
0.75 mm amplitude or 98 m/s
2
(depending on frequency)
with the capacitor mounted on PCB with the supporting
area in contact with the PCB.
According to IEC 60384-1.
According to IEC 60068-2-29 test Eb. 4000 bumps at 390 m/s
2
with the capacitor mounted on PCB with the supporting
area in contact with the PCB.
According to IEC 60068-2-3 test Ca, severity 56 days.
Climatic sequence
Bump
Humidity
199
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