BFC237321335 Datasheet, PDF (13/14 Pages) Vishay Siliconix – DC Film Capacitors MKT Radial Potted Type

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GROUP C INSPECTION REQUIREMENTS
SUB-CLAUSE NUMBER AND TEST
CONDITIONS
SUB GROUP C3
4.12.1 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
4.12.5 Final measurements
Visual examination
Capacitance
Tangent of loss angle
SUB-GROUP C4
4.13 Charge and discharge
4.13.1 Initial measurements
4.13.3 Final measurements
Insulation resistance
10 000 cycles
Charged to U_RDC
Discharge resistance:

R
=
-----------------------^U----^R------------------------
C x 2.5 x dU/dt_R


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
Capacitance
Tangent of loss angle
Insulation resistance
MKT371
Vishay BCcomponents
PERFORMANCE REQUIREMENTS
No visible damage
Legible marking
|C/C|  5 % compared to values measured
in 4.12.1
Increase of tan 
 0.005 at 85 °C
 0.010 at 100 °C
Compared to values measured in 4.12.1
 50 % of values specified in section
“Insulation Resistance” of this specification
|C/C|  3 % compared to values measured
in 4.13.1
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 4.13.1
 50 % of values specified in section
“Insulation Resistance” of this specification
Revision: 21-Nov-12
13
Document Number: 28109
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