EMI I
NPUT
F
ILTERS
Positive
Input
25
3300
pF
Inhibit
Input
Common
Oscillator
FM-704A EMI FILTER
40 WATT
Positive
Output
3300 pF
500V
390 H
3.6 H
3.6 H
0.068
F
6 F
6 F
Case
6600 pF
500V
Output
Common
3300 pF / 500V
15
FM-704A
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.
F
IGURE
1: S
CHEMATIC
– T
YPICAL
V
ALUES
PIN OUT
Dot on top of package indicates pin one
Pin
1
2
3
4
5
6
Designation
Positive Input
Positive Output
Case Ground
Output Common
Input Common
Inhibit
1
6
2
BOTTOM VIEW
FM-704A
3
5
4
See Section B8, case K1 for dimensions.
F
IGURE
2: P
IN
O
UT
DSCC NUMBER
DSCC D
RAWING
(5915)
94028-01HXC
FM-704A F
ILTER
S
IMILAR
P
ART
FM-704A/883
MODEL NUMBERING KEY
FM - 704A /
Base Model
MIL-STD-704A Reference
Screening
(Standard screening has no designator
in this position.)
883
For exact specifications for a DSCC product, refer to the
DSCC drawing. See Section A3, “SMD/DSCC Lists”, for
more information.
B3-5
INTERPOINT [ INTERPOINT CORPORATION COMPANY ]
