Bourns Announces New SRF Series of Line Filters for EMI Suppression

Riverside, Calif., July 15, 2009 Bourns, Inc., a leading manufacturer and supplier of electronic components, today announced the new SRF series of line filters for electromagnetic interference (EMI) suppression. Designated Bourns® models SRF0504, SRF0602, SRF0905, SRF1006 and SRF1306, the new lead free line filters feature inductance values from 0.55 µH up to 6500 µH and current ratings as high as 5 amps. Line filters are required in personal computers, data terminals, test equipment and process controllers for high frequency suppression into or out of electronic equipment. The new devices are RoHS* compliant and offer excellent EMI suppression capability at high frequencies for a broad range of applications that require minimization of interference.

&;quot;It is important to match the right line filter to a particular application, that is why Bourns is pleased to expand its product line with a new series of line filters for appropriate EMI suppression,” said Guido Zehnder, Inductive Product Line Manager for Bourns, Inc. This new series of line filters give our customers a wide range of inductance values and are well suited for applications that require minimal interference such as computer, communication, instrumentation, industrial and medical applications.&;quot;

Technical Features
Model Current Rating Inductance Range Frequency Range
SRF0504 up to 5 A 0.55 to 5.0 µH to 1200 MHz
SRF0602 300 mA 10 to 330 µH to 1600 MHz
SRF0905 up to 1.6 A 10 to 6500 µH to 300 MHz
SRF1006 up to 1.4 A 120 to 5000 µH to 200 MHz
SRF1306 up to 2.7 A 35 to 1000 µH to 250 MHz

Pricing and Availability
As a pricing reference, Bourns’ new SRF series of line filters is priced from $0.36-$1.10 per piece and is available now. For a complete list of model numbers and characteristics, go to Common Mode Chokes.

*RoHs Directive 2002/95/EC Jan 27 2003 including Annex.

Bourns® and the Bourns logo are trademarks or registered trademarks of Bourns, Inc. and may be used publicly only with the permission of Bourns and require proper acknowledgement. Other listed names and brands are trademarks or registered trademarks of their respective owners.

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Annette Keller
Keller Communication
(949) 947-7232
Hiroshi Horie
Bourns Asia Pacific, Inc.


Josephine Chen
Bourns Asia Pacific, Inc.
886-2-2562-4117 #138
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