MKP 338 2 X2
Interference Suppression Film Capacitors
MKP Radial Potted Type
Vishay BCcomponents
SUB-CLAUSE NUMBER AND
TEST
CONDITIONS
PERFORMANCE REQUIREMENTS
SUB-GROUP Cꢀ
10 000 cycles
Charge to 435 Vdc
Discharge resistance:
4.15
Charge and discharge
435 Vdc
1.25 x C (dU ⁄ dt)
--------------------------------------------------
R =
4.15.1 Initial measurements
4.15.3 Final measurements
Capacitance
Tangent of loss angle:
For C ≤ 1 µF at 10 kHz
For C > 1 µF at 1 kHz
Capacitance
¦ΔC/C¦ ≤ 10 % compared to values measured in
4.15.1.
Increase of tan δ:
Tangent of loss angle
≤ 0.008 for: C ≤ 1 µF or
≤ 0.005 for: C > 1 µF
Compared to values measured in 4.15.1.
Insulation resistance
Resonance frequency
≥ 50 % of values specified in section “Insulation
Resistance” of this specification
SUB-GROUP C5
4.16
Radio frequency
characteristic
≥ 0.9 times the value as specified in section
“Resonant Frequency” of this specification
SUB-GROUP C6
4.17 Passive flammability
Class B
After removing test flame from capacitor, the
capacitor must not continue to burn for more than
10 s. No burning particle must drop from the
sample.
Bore of gas jet: Ø 0.5 mm
Fuel: butane
Test duration for actual volume V in mm³:
V ≤ 250: 10 s
250 < V ≤ 500: 20 s
500 < V ≤ 1750: 30 s
V > 1750: 60 s
One flame application
SUB-GROUP C7
4.18
Active flammability
20 cycles of 2.5 kV discharges on the test
capacitor connected to URac
The cheese cloth around the capacitors shall not
burn with a flame.
No electrical measurements are required.
Document Number: 28119
Revision: 16-Jul-09
For technical questions, contact: rfi@vishay.com
www.vishay.com
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