DC Film Capacitors
MKT Radial Potted Type
MKT 370
Vishay BCcomponents
INSPECTION REQUIREMENTS
General Notes:
Sub-clause numbers of tests and performance requirements refer to the “Sectional Specification, Publication IEC 60384-2 and
Specific Reference Data”.
Group C Inspection Requirements
SUB-CLAUSE NUMBER AND TEST
SUB-GROUP C1A PART OF SAMPLE
OF SUB-GROUP C1
4.1
Dimensions (detail)
4.3.1 Initial measurements
4.3
Robustness of terminations
4.4
Resistance to soldering heat
4.14 Component solvent resistance
4.4.2 Final measurements
SUB-GROUP C1B OTHER PART OF
SAMPLE OF SUB-GROUP C1
4.6.1 Initial measurements
4.6
Rapid change of temperature
4.7
Vibration
4.7.2 Final inspection
CONDITIONS
PERFORMANCE REQUIREMENTS
Capacitance
Tangent of loss angle:
For C ≤ 470 nF at 100 kHz or
for C > 470 nF at 10 kHz
Tensile and bending
Method: 1A
Solder bath: 280 °C ± 5 °C
Duration: 10 s
Isopropylalcohol at room temperature
Method: 2
Immersion time: 5 min ± 0.5 min
Recovery time: Min. 1 h, max. 2 h
Visual examination
Capacitance
Tangent of loss angle
As specified in chapters “MKT 370 General
Data” of this specification
No visible damage
No visible damage
Legible marking
|ΔC/C| ≤ 2 % of the value measured initially
Increase of tan δ
≤ 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
Capacitance
Tangent of loss angle:
For C ≤ 470 nF at 100 kHz or
for C > 470 nF at 10 kHz
θA = - 55 °C
θB = + 100 °C for rated voltage 63 V
+ 105 °C for rated voltage > 63 V
5 cycles
Duration t = 30 min
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
Visual examination
No visible damage
No visible damage
Document Number: 28108
Revision: 04-Aug-09
For technical questions, contact: dc-film@vishay.com
www.vishay.com
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