MKP1839 HQ
Vishay Roederstein
www.vishay.com
VOLTAGE CONDITIONS FOR 6 ABOVE
ALLOWED VOLTAGES
Tamb 85 °C
85 °C < Tamb 11ꢀ °C
See “Maximum AC voltage as a function
of temperature par. characteristics”
Maximum continuous RMS voltage
URAC
Maximum temporary RMS-overvoltage (< 24 h)
Maximum peak voltage (VO-P) (< 2 s)
1.25 x URAC
1.6 x URDC
0.875 x URAC
1.1 x URDC
INSPECTION REQUIREMENTS
General Notes
Sub-clause numbers of tests and performance requirements refer to the “Sectional Specification, Publication IEC 60384-17 and
Specific Reference Data”.
GROUP C INSPECTION REQUIREMENTS
SUB-CLAUSE NUMBER AND TEST
CONDITIONS
PERFORMANCE REQUIREMENTS
SUB-GROUP C1A PART OF SAMPLE
OF SUB-GROUP C1
4.1 Dimensions (detail)
As specified in chapter “General Data” of
this specification
4.3.1 Initial measurements
Capacitance
Tangent of loss angle at 100 kHz
4.3 Robustness of terminations
4.4 Resistance to soldering heat
Tensile: load 30 N; 10 s
Bending: load 15 N; 90°
No visible damage
No pre-drying
Method: 1A
Solder bath: 280 °C 5 °C
Duration: 10 s
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
Increase of tan :
for C 470 nF 0.001 (10 x 10-4)
for C > 470 nF 0.0015 (15 x 10-4)
Compared to values measured initially
Insulation resistance
50 % of values specified in section
“Insulation Resistance” of this specification
4.14 Solvent resistance of the marking
Isopropylalcohol at room temperature
Method: 1
No visible damage
Legible marking
Rubbing material: cotton wool
Immersion time: 5 min 0.5 min
SUB-GROUP C1B PART OF SAMPLE
OF SUB-GROUP C1
4.6.1 Initial measurements
Capacitance
Tangent of loss angle at 100 kHz
4.6 Rapid change of temperature
qA = -55 °C
qB = +110 °C
5 cycles
Duration t = 30 min
Visual examination
No visible damage
Revision: 21-Dec-15
Document Number: 28162
9
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