MKT1818_18 データシートの表示（PDF） - Vishay Semiconductors
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MKT1818_18 Datasheet PDF : 13 Pages
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Not for New Designs - Alternative Device: MKT371
www.vishay.com
MKT1818
Vishay Roederstein
GROUP C INSPECTION REQUIREMENTS
SUB-CLAUSE NUMBER AND TEST
SUB-GROUP C1 COMBINED SAMPLE
OF SPECIMENS OF SUB-GROUPS
C1A AND C1B
4.10 Climatic sequence
CONDITIONS
PERFORMANCE REQUIREMENTS
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: -55 °C
Duration: 2 h
4.10.6 Damp heat cyclic
Test Db, remaining cycles
4.10.6.2 Final measurements
Voltage proof = URDC for 1 min within 15 min No breakdown or flash-over
after removal from testchamber
Visual examination
No visible damage
Legible marking
Capacitance
|C/C| 3 % of the value measured in
4.4.2 or 4.9.3
Tangent of loss angle
Increase of tan : 0.010
Compared to values measured in 4.3.1 or
4.6.1
SUB-GROUP C2
4.11 Damp heat steady state
Insulation resistance
56 days, 40 °C, 90 % to 95 % RH
50 % of values specified in section
“Insulation Resistance” of this specification
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 testchamber
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
Insulation resistance
Duration: 2000 h
1.25 x URDC at 85 °C
0.8 x 1.25 URDC at 105 °C
50 % of values specified in section
“Insulation Resistance” of this specification
Revision: 11-Jan-18
11
Document Number: 26009
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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