BFC246743223 Ver la hoja de datos (PDF) - Vishay Semiconductors

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BFC246743223

DC Film Capacitors MKT Radial Lacquered Type

Vishay Semiconductors 

www.vishay.com

MKT467, MKT468

Vishay BCcomponents

GROUP C INSPECTION REQUIREMENTS

SUB-CLAUSE NUMBER AND TEST

CONDITIONS

SUB-GROUP C2

4.11 Damp heat steady state

56 days, 40 °C, 90 % to 95 % RH

PERFORMANCE REQUIREMENTS

4.11.1 Initial measurements

Capacitance

Tangent of loss angle at 1 kHz

4.11.3 Final measurements

Voltage proof = URDC for 1 min within 15 min No breakdown or flash-over

after removal from test chamber

Visual examination

No visible damage

Legible marking

Capacitance

|C/C|  5 % of the value measured in 4.11.1.

Tangent of loss angle

Increase of tan  0.005

Compared to values measured in 4.11.1

SUB-GROUP C3

4.12 Endurance

4.12.1 Initial measurements

Insulation resistance

Duration: 2000 h

1.25 x URDC at 85 °C

1.0 x URDC at 105 °C

Capacitance

Tangent of loss angle:

for C  470 nF at 100 kHz or

for C > 470 nF at 10 kHz

 50 % of values specified in section

“Insulation Resistance” of this specification

4.12.5 Final measurements

Visual examination

No visible damage

Legible marking

Capacitance

|C/C|  5 % compared to values measured

in 4.12.1

Tangent of loss angle

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 4.12.1

SUB-GROUP C4

4.13 Charge and discharge

Insulation resistance

10 000 cycles

Charged to URDC

Discharge resistance:



R



=

C-------x-----2----.-5-----U-x----R---d----U----/--d----t----R--



 50 % of values specified in section

“Insulation Resistance” of this specification

4.13.1 Initial measurements

Capacitance

Tangent of loss angle:

for C  470 nF at 100 kHz or

for C > 470 nF at 10 kHz

4.13.3 Final measurements

Capacitance

|C/C|  3 % compared to values measured

in 4.13.1

Tangent of loss angle

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

Insulation resistance

 50 % of values specified in section

“Insulation Resistance” of this specification

Revision: 27-Mar-18

20

Document Number: 28105

For technical questions, contact: dc-film@vishay.com

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

ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

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