Positive

Input

Input

Common

Positive

Output

Output

Common

+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.

Operating COnditiOns and CharaCteristiCs

Input Voltage Range

Continuous -0.5 to 50 VDC

•

Transient -0.5 to 80 V for 1 second

•

Lead Soldering Temperature (10 sec per pin)

300°C

•

Storage Temperature Range (Case)

-65°C to +150°C

•

-55°C to +125°C full power

•

Derating Output Power/Current

Linearly from 100% at 125°C to 80% at 135°C case

•

0.024 µF max, any pin to case

•

100 megohm minimum at 500 V

•

Any pin to case, except case pin

•

Electrostatic Discharge (ESD) Sensitivity per MIL-PRF-38534

Classification 3B, 8000 V

•

meChaniCal and envirOnmental

Size (maximum)

Non-flanged, case E3

•

1.460 x 1.130 x 0.330 (37.08 x 28.70 x 8.38 mm)

‣

Flanged, case G3

•

2.005 x 1.130 x 0.330 inches (50.93 x 28.70 x 8.38 mm)

‣

See cases E3 and G3 for dimensions

‣

Weight (maximum)

32 grams

•

Screening

The FMCE-0328 EMI Input filter offers Standard, /ES or 883,

Class H, QML screening. See Screening Tables 1 and 2 for more

information.

Crane Aerospace & Electronics Power Solutions

www.interpoint.com

Page 2 of 10

FMCE-0328 EMI Input Filter

28 VOLT InPuT – 3 AMP

FMCE-0328 Rev D - 20100413