Datasheet
45
08.11
D
WIMA MKS 4
Metallized Polyester (PET) Capacitors
PCM 7.5 mm to 37.5 mm
Special Features Electrical Data
Capacitance range:
1000 pF to 220 mF (E12-values on request)
Rated voltages:
50 VDC, 63 VDC, 100 VDC, 250 VDC, 400 VDC,
630 VDC, 1000 VDC, 1500 VDC, 2000 VDC
Capacitance tolerances:
± 20%, ± 10% ± 5%
Operating temperature range:
–55+ C to +100+ C (+125° C available
subject to special enguiry)
Climatic test category:
55/100/56 in accordance with IEC
Insulation resistance at +20+ C:
U
r
U
test
C 0.33 mF 0.33 mF < C 220 mF
50 VDC 10 V
5 x 10
3
M¸ (mean value: 3 x 10
4
M¸) 1500 sec (M¸ x mF) (mean value: 4500 sec)
63 VDC 50 V
1 x 10
4
M¸ (mean value: 5 x 10
4
M¸) 3000 sec (M¸ x mF) (mean value: 6000 sec)
100 VDC 100 V
1.5 x 10
4
M¸ (mean value: 5 x 10
4
M¸) 5000 sec (M¸ x mF) (mean value: 15000 sec)
250 VDC 100 V
3 x 10
4
M¸ (mean value: 1 x 10
5
M¸) 10 000 sec (M¸ x mF) (mean value: 40 000 sec)
Measuring time: 1 min.
Dissipation factors at + 20) C: tan d
at f C 0.1 mF 0.1 mF < C 1.0 mF C > 1.0 mF
1 kHz
8 x 10
-3
8 x 10
-3
10 x 10
-3
10 kHz
15 x 10
-3
15 x 10
-3
–
100 kHz
30 x 10
-3
– –
Maximum pulse rise time:
Capacitance
Pulse rise time V/
msec
pF/mF
max. operation/test
50VDC 63VDC 100VDC 250VDC 400VDC 630VDC 1000VDC 1500VDC 2000VDC
1000 ... 6800 – – – – – – 70/700 90/900
100
/
1000
0.01 ... 0.022 – 30/300 30/300 35/350 38/380 40/400 50/500 50/500 60/600
0.033 ... 0.068 – 15/150 15/150 20/200 25/250 32/320 26/260 35/350 40/400
0.1 ... 0.22 10/100 10/100 12/120 15/150 15/150 17/170 20/200 35/350 40/400
0.33 ... 0.68 9/90 9/90 9/90 10/100 10/100 13/130 20/200 20/200 38/380
1.0 ... 2.2 6/60 6/60 5/50 6/60 9/90 13/130 14/140 15/150 –
3.3 ... 6.8 2.5/25 3/30 3/30 6/60 6/60 9/90 12/120 – –
10 ... 220 2.5/25 2.5/25 2.5/25 3/30 6/60 – – – –
for pulses equal to the rated voltage
Test voltage: 1.6 U
r
, 2 sec.
Test specifications:
In accordance with IEC 60384-2
and EN 130 400
Voltage derating:
A voltage derating factor of 1.25 % per K
must be applied from +85+ C for DC
voltages and from +75+ C for AC
voltages.
Reliability:
Operational life 300 000 hours
Failure rate 2 fit (0.5 x U
r
and 40) C)
Mechanical Tests
Pull test on pins:
d 0.8 l: 10 N in direction of pins
d > 0.8 l: 20 N in direction of pins
according to IEC 60068-2-21
Vibration:
6 hours at 10 ... 2000 Hz and 0.75 mm
displacement amplitude or 10 g in
accordance with IEC 60068-2-6
Low air density:
1kPa = 10 mbar in accordance with
IEC 60068-2-13
Bump test: 4000 bumps at 390 m/sec
2
in accordance with IEC 60068-2-29
Packing
Available taped and reeled up to and
including case size 15 x 26 x 31.5 /
PCM 27.5 mm.
Detailed taping information and graphs
at the end of the catalogue.
For further details and graphs please
refer to Technical Information.
˜ High volume/capacitance ratio
˜ Self-healing
˜ According to RoHS 2002/95/EC
Typical Applications
For general DC-applications e.g.
˜ By-pass
˜ Blocking
˜ Coupling and decoupling
˜ Timing
Construction
Dielectric:
Polyethylene-terephthalate (PET) film
Capacitor electrodes:
Vacuum-deposited
Internal construction:
MKS4: 30 VAC, 40 VAC, 63 VAC,160VAC, 200 VAC
MKS 4: 400 VAC
Plastic film
Vacuum-deposited
electrode
Metal contact layer
(schoopage)
Terminating wire
Plastic film
Vacuum-deposited
electrode
Metal contact layer
(schoopage)
Terminating wire
Encapsulation:
Solvent-resistant, flame-retardant plastic
case with epoxy resin seal, UL 94 V-0
Terminations:
Tinned wire.
Marking:
Colour: Red. Marking: Black.
Epoxy resin seal: Red