FME270-461_10 Datasheet, PDF (2/11 Pages) Interpoint Corporation Company – Attenuation to 50 dB at 500 kHz Operating temperature -55° to +125°C

Crane Aerospace & Electronics Power Solutions
FME270-461 EMI Input Filters
270 Volt Input – 1.5 Amp
Operating Conditions and
characteristics
Input Voltage Range
• 0 to 400 VDC continuous
• Transient -500 to +500 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 (T_C)
• Linearly from 100% at 125°C to zero at 135°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 10.16mm)
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 FME270 EMI Input filter offers Standard or /ES screening.
See Standard and /ES (non-QML)” screening table for more infor-
mation on page 11.
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
Figure 1: Connection Diagram
Positive
Input
Positive
Output
Input
Common
www.interpoint.com
x2
x2
FME270-461
Figure 2: FME270-461 Schematic
Page 2 of 11
FME270 Rev B - 20100226
Output
Common