Crane Aerospace & Electronics Power Solutions
sFMc28-461 eMi input Filters
28 Volt input – 2.7 AMp
Typical Performance Curves: 25°C Tc , nominal Vin, unless otherwise specified.
90
EMISSION LEVEL (dB
�½A)
70
CE03 Limit
50
30
10
.015
0.1
FREQUENCY (MHz)
1
10
50
DC/DC Converter Typical Worst Case
EMI With SFMC-461 Filter
F
Igure
3
5
ATTENUATION (dB)
-15
-35
-55
-75
-95
1K
10K
FREQUENCY (MHz)
1M
SFMC-461 Typical Amplitude
Response vs. Frequency
F
Igure
4
dB OHMS = 20 LOG Z
OUT
10
4.8
�½
0
-10
-20
1K
10K
Typical Output Impedance (Z)
With Input Shorted
F
Igure
5
FREQUENCY (MHz)
100K
1M
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Rev D - 20070404