FME28-461_10 Datasheet, PDF (2/13 Pages) Interpoint Corporation Company – EMI Input Filters 28 Volt Input – 15 Amp

Crane Aerospace & Electronics Power Solutions
FME28-461 EMI Input Filters
28 Volt Input – 15 Amp
Operating Conditions and
characteristics
Input Voltage Range
• 0 to 50 VDC continuous
• Transient -100 to +100 volts for 100 ms
Lead Soldering Temperature (10 sec per lead)
• 300°C
Storage Temperature Range (T_C)
• -65°C to +150°C
Case Operating Temperature (T_C)
• -55°C to +125°C full power
• -55°C to +135°C absolute
Derating Input/Output Current
• Linearly from 15 A at 95°C to 10 A at 125°C to zero at 135° C
• 15 A max at 95°C to 10 A max at 125°C
Isolation
• 100 megohm minimum at 500 VDC
• Any pin to case
mechanical and environmental
Size (maximum)
• Case U
3.005 x 1.505 x 0.400 inches (76.33 x 38.23 x 10.16 mm)
The image on page one shows Case U (flanged, short leads).
• Also available:
‣‣Flanged: leads bent down (case V)
‣‣Tabbed: leads bent up (case W)
‣‣Tabbed: short leads (case Y)
‣‣Tabbed: leads bent down (case Z).
• See cases U, V, W, Y, and Z for dimensions and options.
Weight (maximum)
• 77 grams typical cases U, V, W, Y, and Z
Screening
The FME28 EMI Input filter offers Standard, /ES or 883, Class H,
QML screening. See page 13 “883 (Class H, QML), Standard and
/ES (non-QML)” screening table for more information.
Positive
Input
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 1: Connection Diagram
Positive
Output
Input
Common
www.interpoint.com
FME28-461
Figure 2: Schematic
Page 2 of 13
FME28 Rev C - 20100226
Output
Common