Datasheet

MGJ6 Series
5.2kVDC Isolated 6W Gate Drive SM DC/DC Converters
KDC_MGJ6C.E01 Page 8 of 10
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EMC FILTERING AND SPECTRA
FILTERING
TO MEET CURVE B
Part Number C1 L1 L2 C2 C3 R1
C4
MGJ6T05150505MC 3.3µF 47100SC 10nF 10nF 500m
470µF
MGJ6T12150505MC 3.3µF 47100SC 10nF 10nF 500m
470µF
MGJ6T24150505MC 3.3µF 47100SC 10nF
10nF 500m
470µF
MGJ6T05150505MC MGJ6T12150505MC
MGJ6T24150505MC
0
10
20
30
40
50
60
70
80
90
100
1.00E+05 1.00E+06 1.00E+07 1.00E+08
dBuV
Frequency (Hz)
0
10
20
30
40
50
60
70
80
90
100
1.00E+05 1.00E+06 1.00E+07 1.00E+08
dBuV
Frequency (Hz)
0
10
20
30
40
50
60
70
80
90
100
1.00E+05 1.00E+06 1.00E+07 1.00E+08
dBuV
Fre
q
uenc
y
(
Hz
)
The following filter circuit and filter table shows the input filters typically required to meet EN55022 Quasi-PeakCurve A or B.
C1, C2 & C3 Polyester or ceramic capacitor
C4 Electrolytic capacitor (note R1 could be omitted if C4 has ESR >= R1)