FMD28-461_14 Datasheet, PDF (2/8 Pages) Interpoint Corporation Company – EMI Input Filters 28 Volt input – 7 Amp

Positive
Input
Input
Common
135 µH
Crane Aerospace & Electronics Power Solutions
FMD28-461 EMI Input Filters
28 Volt input – 7 Amp
4.1 µH
135 µH
4.1 µH
4.1 µH
0.1 µF
50 V
6 µF
50 V
0.015 µF
500 V
0.015 µF
500 V
Figure 1: FMD28-461 Block Diagram
0.015 µF
500 V
1.3 V
Positive
Output
10 µF
50 V
Output
Common
EMI FILTER
+Vin
+Vout
Case
Input
Output
Common Common
DC-DC CONVERTER
+Vin
+Vout
Case
Input
RL
Output
Common Common
Chassis
ground
Multiple units
allowed up to
rated output
RL
current of filter
The case ground connection between the filter and the converter should be as
low an impedance as possible to minimize EMI. Direct contact of baseplate to
chassis ground provides the lowest impedance.
Figure 2: Connection Diagram
www.craneae.com/interpoint
Page 2 of 8
FMD28 Rev AA - 2014.02.06