WIMA MKP 4

Metallized Polypropylene (PP) Capacitors

Capacitances from 0.01 µF to 68 µF.
Rated Voltages from 100 VDC to 1250 VDC.
PCM 7.5 mm to 37.5 mm.

Special Features

High volume/capacitance ratio
Self-healing
Very low dissipation factor
Negative capacitance change versus temperature
Very low dielectric absorption
AEC-Q200 qualified for PCM < 37.5 mm (for larger box sizes on request)
According to RoHS 2015/863/EU

Typical Applications
For high frequency applications e.g.

Sample and hold
Timing
Oscillating circuits
High frequency coupling and decoupling

Construction

Dielectric: Polypropylene (PP) film
Capacitor electrodes: Vacuum-deposited
Encapsulation: Solvent-resistant, flame-retardant plastic case with epoxy resin seal, UL 94 V-0
Terminations: Tinned wire
Marking: Colour: Red. Marking: Black.

Internal construction:

MKP 4: 63VAC, 160VAC, 220VAC, 280VAC
Construction WIMA MKP 4 capacitors up to 280 VAC
MKP 4: 400VAC, 500VAC
Construction WIMA MKP 4 capacitors 400 VAC

Electrical Data
Capacitance range: 1000 pF to 68 µF
Rated voltages: 100VDC, 250VDC, 400VDC, 630VDC, 1000VDC, 1250VDC
Capacitance tolerances: ±20%, ±10%, ±5%
Operating temperature range: -55°C to +105°C
Climatic test category: 55/100/56 in accordance with IEC
Insulation resistance at +20°C:
C < 0.33 µF: > 1 x 105 MΩ
C > 0.33 µF: > 30000 sec (MΩ x µF)
Measuring voltage: 100V/1 min.
Dissipation factors at +20°C:
at f C < 0.1 µF 0.1 µF < C < 1.0 µF C > 1.0 µF
1 kHz
10 kHz
100 kHz < 6 x 10-4
< 8 x 10-4
< 25 x 10-4 < 6 x 10-4
< 8 x 10-4
– < 6 x 10-4
–
–
Test specifications: In accordance with IEC 60384-16
Test voltage: 1.6 Ur, 2 sec
Dielectric absorption: 0.05%
Maximum pulse rise time:
Capacitance
pF/µF max. pulse rise time V/µsec at TA < 40°C
100VDC 250VDC 400VDC 630VDC 1000VDC 1250VDC
0.01 …0.022
0.033…0.068
0.1…0.22
0.33…0.68
1.0…2.2
3.3…4.7
6.8…10
12…68 450
250
150
100
75
60
40
20 450
250
150
100
100
100
50
20 450
300
200
150
100
100
60
40 500
350
250
200
150
120
85
50 550
400
300
200
150
140
–
– 600
450
350
250
200
160
–
–
Voltage derating: A voltage derating factor of 1.35% per K must be applied from +85°C for DC voltages and from +75°C for AC voltages.
Reliability: Operational life > 300000 hours. Failure rate < 2 fit (0.5 x Ur and 40°C)
Mechanical Tests
Pull test on pins:
d < 0.8 : 10 N in direction of pins
d > 0.8 : 20 N in direction of pins
according to IEC 60068-2-21
Vibration: 6 hours at 10…2000Hz and 0.75mm displacement amplitude or 10g 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/sec2 in accordance with IEC 60068-2-29
Packing
Available taped and reeled up to and including case size 15x26x31.5 / PCM 27.5mm.