Capacitors for Electronic Equipment

Typical Characteristics and Graphs
of the Polypropylene (PP) Film
D
Polypropylene Film and Foil Types
FKP 02
FKP 2
FKP 3
FKP 4 FKP 1 Snubber FKP
Metallized Polypropylene Types
MKP 2
MKP 4
MKP 10 MKP-X2 MKP-X2 R MKP-Y2
Snubber MKP
GTO MKP DC-LINK MKP 3 DC-LINK MKP 4 DC-LINK MKP 4S DC-LINK MKP 5
DC-LINK MKP 6 DC-LINK HC DC-LINK HY
Typical Applications
For high frequency and high pulse
applications e.g.
˜ Sample and hold
˜ Timing
˜ LC-Filtering
˜ Oscillating circuits
˜ Audio equipment
˜ High frequency coupling and
decoupling
˜ TV and monitor sets
˜ Lighting
˜ Power electronics
Film Properties
Dielectric constant
at 1 kHz and +23° C:
2.2 negative as temperature rise
Specific volume resistance
in ¸ cm at +23° C:
6 x 10 18
Dielectric strength (DC voltage)
in V/mm at +23° C:
650
Preferred temperature range
in ° C:
-55 to +100
Dielectric absorption
in % at + 23° C:
0.05 to 0.10
Typical Graphs
C/C (%)
6
4
2
0
-2
-4
-6
-55 -40 -20 0 20 40 60 80 100
T(° C)
Capacitance change versus temperature
(f =1 kHz) (general guide)
10
tan (x 10 -4)
9
8
7
6
5
4
3
2
1
0
-55 -40 -20 0 20 40 60 80 100
T(° C)
Dissipation factor change versus
temperature (f =1 kHz) (general guide)
M
x µF(s)
106
105
Dissipation factor change versus frequency.
Example: MKP 10, 0.01 mF/400 VDC
(general guide)
ESR/Ohm
10 4
100
10 3
220
10 2 470
1000
10 1
4700
0.01
1 0.047
0.1
10 -1
0.47
10 -2 1.0
4.7
10
10 -3
102 103 104 105 106
f/Hz
ESR change versus frequency
(general guide)
The broken lines show the film and foil
types.
The full lines characterize the metallized
versions.
104
-55 -40 -20 0 20 40 60 80 100
T(° C)
Insulation resistance change versus
temperature (general guide)
11.12