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

•

-65°C to +150°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

Input

Common

Positive

Output

Output

Common

FME28-461

+Vin

+Vout

Input

Common

Output

Common

Case

RL

RL

EMI FILTER

DC/DC CONVERTER

+Vin

+Vout

Input

Common

Output

Common

Case

Chassis

ground

Multiple units

allowed up to

rated output

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.

Crane Aerospace & Electronics Power Solutions

www.interpoint.com

Page 2 of 13

FMe28-461 eMi input Filters

28 Volt input – 15 aMp

FME28 Rev C - 20100226