FMCE-0328 Datasheet, PDF (2/10 Pages) Interpoint Corporation Company – Attenuation to 60 db at 500 kHz, typical Operating temperature -55° to +125°C

Crane Aerospace & Electronics Power Solutions
FMCE-0328 EMI Input Filter
28 Volt Input – 3 Amp
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
Case Operating Temperature (T_C)
• -55°C to +125°C full power
Derating Output Power/Current
• Linearly from 100% at 125°C to 80% at 135°C case
Input to Output Capacitance (T_C = 25°C)
• 0.024 µF max, any pin to case
Isolation (T_C = 25°C)
• 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.
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
Figure 2: Schematic - FMCE-0328
Page 2 of 10
FMCE-0328 Rev D - 20100413
Output
Common