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MKT371
Vishay BCcomponents
GROUP C INSPECTION REQUIREMENTS
SUB-CLAUSE NUMBER AND TEST
CONDITIONS
SUB-GROUP C1A PART OF SAMPLE
OF SUB-GROUP C1
4.14 Component solvent resistance
Isopropylalcohol at room temperature
Method: 2
Immersion time: 5 min ± 0.5 min
Recovery time: min. 1 h, max. 2 h
PERFORMANCE REQUIREMENTS
4.4.2 Final measurements
Visual examination
No visible damage
Legible marking
Capacitance
|C/C| 2 % of the value measured initially
Tangent of loss angle
SUB-GROUP C1B PART OF SAMPLE
OF SUB-GROUP C1
4.6.1 Initial measurements
Capacitance
Tangent of loss angle:
for C 470 nF at 100 kHz
for 470 nF < C 10 μF at 10 kHz
for C > 10 μF at 1 kHz
Increase of tan
0.005 for: C 100 nF or
0.010 for: 100 nF < C 220 nF or
0.015 for: 220 nF < C 470 nF and
0.003 for: C > 470 nF
Compared to values measured in 4.3.1
No visible damage
4.6 Rapid change of temperature
A = -55 °C
B = +105 °C
5 cycles
Duration t = 30 min
4.7 Vibration
SUB-GROUP C1B PART OF SAMPLE
OF SUB-GROUP C1
4.7.2 Final inspection
Visual examination
Mounting:
see section “Mounting” of this specification
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
No visible damage
Visual examination
No visible damage
4.9
Shock
Mounting:
see section “Mounting” of this specification
Pulse shape: half sine
Acceleration: 490 m/s2
Duration of pulse: 11 ms
4.9.3 Final measurements
Visual examination
No visible damage
Capacitance
|C/C| 3 % of the value measured in 4.6.1
Tangent of loss angle
Increase of tan
0.010
Compared to values measured in 4.6.1
Insulation resistance
As specified in section “Insulation
Resistance” of this specification
Revision: 29-Jun-16
11
Document Number: 28109
For technical questions, contact: dc-film@vishay.com
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