MKP385e

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Vishay BCcomponents

Revision: 28-May-2019

23

Document Number: 28255

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

SUB-GROUP C1B OTHER PART OF SAMPLE

OF SUB-GROUP C1

4.7.

Vibration

Mounting: see section “Mounting” for

more information



Procedure B4



Frequency range: 10 Hz to 55 Hz.

Amplitude: 0.75 mm or

acceleration 98 m/s2

(whichever is less severe)



Total duration 6 h.













4.7.2

Final inspection

Visual examination



Mounting: see section “Mounting” for

more information



No visible damage

4.9

Shock

Pulse shape: half sine

Acceleration: 490 m/s2



Duration of pulse: 11 ms



4.9.3

Final measurements

Visual examination



No visible damage

Capacitance

l

C/Cl ≤ 2 % of the value measured in 4.6.1.

Tangent of loss angle

Increase of tan

:  0.0005

 0.0005 for: C  100 nF at 100 kHz 

 0.0010 for: 100 nF < C  470 nF at 100 kHz

 0.0015 for: 470 nF < C  1 μF at 100 kHz

 0.0015 for: 1 μF < C  10 μF at 10 kHz

Compared to values measured in 4.6.1



Insulation resistance

As specified in section “Insulation

Resistance” of this specification.

SUB-GROUP C1



COMBINED SAMPLE OF SPECIMENS OF

SUB-GROUPS C1A AND C1B

4.10

Climatic sequence



4.10.2

Dry heat

Temperature +105 °C



Duration: 16 h



4.10.3

Damp heat cyclic



Test Db, first cycle



4.10.4

Cold

Temperature: -40 °C



Duration: 2 h



4.10.6

Damp heat cyclic



Test Db remaining cycles



4.10.6.2 Final measurements

15 min after removal from test chamber



No breakdown or flashover

Visual examination

No visible damage



Legible marking



Capacitance

l

C/Cl  2 % of the value measured in 4.4.2

or 4.9.3



Tangent of loss angle

Increase of tan

:

 0.0005 for: C  100 nF at 100 kHz

 0.0010 for: 100 nF < C  470 nF at 100 kHz

 0.0015 for: 470 nF < C  1 μF at 100 kHz

 0.0015 for: 1 μF < C  10 μF at 10 kHz

Compared to values measured in 4.3.1



or 4.6.1



Insulation resistance

 50 % of values specified in section

“Insulation Resistance” of this specification.

IEC 60384-17 - FIXED METALLIZED POLYPROPYLENE FILM DIELECTRIC AC AND PULSE

CAPACITORS

SUB-CLAUSE NUMBER AND TEST

CONDITIONS

PERFORMANCE REQUIREMENTS