WIMA MKS 2

Metallized Polyester (PET) Capacitors.

Capacitances from 0.01 µF to 10 µF.
Rated Voltages from 50 VDC to 630 VDC.
PCM 5 mm.

Special Features

High volume/capacitance ratio
Self-healing
AEC-Q200 qualified
According to RoHS 2015/863/EU

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
Encapsulation: Solvent-resistant, flame-retardent plastic case with epoxy resin seal, UL 94 V-0
Terminations: Tinned wire
Marking: Colour: Red. Marking: Black.

Internal construction:

Construction WIMA MKS 2 capacitors

Electrical Data
Capacitance range: 0.01 µF to 10 µF (E12-values on request)
Rated voltages: 50VDC, 63VDC, 100VDC, 250VDC, 400VDC, 630VDC
Capacitance tolerances: ±20%, ±10%, ±5%
Operating temperature range:
Ur = 50 VDC: -55°C to +105°C
Ur > 63 VDC: -55°C to +125°C
Climatic test category: 55/100/21 in accordance with IEC
Insulation resistance at +20°C: Measuring time: 1 min.
Ur Utest C < 0.33 µF 0.33 µF< C < 10 µF
50 VDC 10 V >5 x 103 MΩ > 1000 sec (MΩ x µF)
63 VDC 50 V >1 x 104 MΩ > 1250 sec (MΩ x µF)
>100 VDC 100 V >1.5 x 104 MΩ > 3000 sec (MΩ x µF)
Dissipation factors at +20°C: tanδ
at f C < 0.1 µF 0.1 µF< C < 1.0 µF C > 1.0 µF
1 kHz
10 kHz
100 kHz < 8 x 10-3
< 15 x 10-3
< 30 x 10-3 < 8 x 10-3
< 15 x 10-3
– < 10 x 10-3
–
–
Maximum pulse rise time:
Capacitance
µF max. pulse rise time V/µsec
50VDC 63VDC 100VDC 250VDC 400VDC 630VDC
0.01 …0.022
0.033…0.068
0.1…0.47
0.68…1.0
1.5…3.3
4.7
6.8
10 –
–
10
8
8
5
3
2.5 35
20
15
12
7.5
5
3
– 35
25
20
15
10
–
–
– 50
50
50
25
–
–
–
– 80
80
80
–
–
–
–
– 110
90
–
–
–
–
–
–
Test specifications: In accordance with IEC 60384-2
Test voltage: 1.6 Ur, 2 sec
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 > 300000 hours (+125°C permitted for 1000 hours max. distributed over the entire operating life). Failure rate < 2 fit (0.5 x Ur and 40°C)
Mechanical Tests
Pull test on pins: 10 N in direction of pins according to IEC 60068-2-21
Vibration: 6 hours at 10…2000 Hz 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.