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IMS2479 Surface Mount
Thick Film Attenuators
IMS2479 surface mount thick film attenuators are compact, high performance
devices especially suited to RF and microwave applications.
IMS2479 Specifications
Value Range:
Operating Frequency:
Standard Impedance:
VSWR (Max):
Power Rating:
Operating Temperature:
Architecture:
Attachment:
01dB to 10dB
DC to 3 GHz
50Ω Nominal
1.3:1 max
40mW (baseplate maintained below 70° C)
-55° C to 125° C
Thick Film on Alumina
Solder
Dimensions
(in inches)
L:
W:
t:
a:
b:
b’:
p:
0.039
0.039
0.016
0.013
0.006
0.010
0.026
± 0.004
± 0.004
max
± 0.002
± 0.004
± 0.002
± 0.004
①
½
W
½
④
½
½
③
½
½
③
④
④
L
②
½
②
①
①
IN
OUT
②
-10dB
0404
Standard Case
GND
GND
③
Circuit
Attenuation Accuracy (DC)
Increment
(dB)
1-5
6-9
10
Accuracy
±0.3dB
±0.4dB
±0.5dB
40mW
Input Power
Ordering Information
IMS2479-03DB (Sample P/N)
IMS2479-XXDB
Part #
dB Whole Value (01-10)
International
Manufacturing
Services, Inc.
Tel (401) 683-9700
Fax (401) 683-5571
e-mail: ims@ims-resistors.com
http://www.ims-resistors.com
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Ver 1 03/2008 Specifications Subject to Change Without Notice
™