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MKP385
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Vishay BCcomponents
Revision: 03-Jun-15
14
Document Number: 28174
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SUB-GROUP C1A PART OF SAMPLE OF
SUB-GROUP C1
4.7. Vibration Visual examination
Mounting: see section “Mounting” for
more information
Procedure B4
Frequency range: 10 Hz to 55 Hz.
Amplitude: 0.75 mm or
Acceleration 98 m/s
(whichever is less severe)
Total duration 6 h.
No visible damage
4.7.2 Final inspection Visual examination
4.9 Shock Mounting: see section “Mounting” for
more information
Pulse shape: half sine
Acceleration: 490 m/s
Duration of pulse: 11 ms
4.9.3 Final measurements Visual examination No visible damage
Capacitance lC/Cl ≤ 2 % of the value measured in 4.6.1.
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
0.0015 for: C > 10 µF at 1 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 +110 °C
Duration: 16 h
4.10.3 Damp heat cyclic
Test Db, first cycle
4.10.4 Cold Temperature: -55 °C
Duration: 2 h
4.10.6 Damp heat cyclic
Test Db remaining cycles
4.10.6.2 Final measurements Voltage proof = U
RDC
for 1 min within
15 min after removal from test chamber
No breakdown or flashover
Visual examination No visible damage
Legible marking
Capacitance lC/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
0.0015 for: C >10 µF at 1 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.
GROUP C INSPECTION REQUIREMENTS
SUB-CLAUSE NUMBER AND TEST CONDITIONS PERFORMANCE REQUIREMENTS