To All:

Regarding these layers of ferrites that can be placed either above, or below
an IC, a few people have indicated that "they work."

Can anyone be more specific?   What does it mean that "they work?"

Jim

Dr. Jim Knighten                e-mail: [email protected]
<mailto:[email protected]> 
Senior Consulting Engineer
NCR
17095 Via del Campo
San Diego, CA 92127             http://www.ncr.com <http://www.ncr.com> 
Tel: 619-485-2537
Fax: 619-485-3788


        -----Original Message-----
        From:   [email protected] [SMTP:[email protected]]
        Sent:   Wednesday, March 31, 1999 12:57 PM
        To:     EMC-PSTC
        Subject:        Fw: RE: Ferrite pads vendors

        Posted for Darrel Upson:





        ------------------------
          From: "Upson, Darrel" <[email protected]>
          Subject: RE: Ferrite pads vendors
          Date: Wed, 31 Mar 1999 07:38:49 -0800 
          To: 'emc-pstc group' <[email protected]>


        > Fair-Rite Products Corp. makes pads that go under the IC's.  The
leads go
        > through holes in the pads.  They do work.
        > 
        > Darrell
        > 
        > -----Original Message-----
        > From: [email protected] [mailto:[email protected]]
        > Sent: Tuesday, March 30, 1999 11:37 AM
        > To: [email protected]
        > Subject: Ferrite pads vendors
        > 
        > 
        > Hello group,
        > 
        > I am trying to find vendors who make ferrite pads that can be
placed over
        > the IC chips to absorb the EMI emissions within the board.  Does
anyone
        > know any?
        > I appreciate your help very much.
        > 
        > 
        > 
        > 
        > 
        > Sarmad Albanna
        > Compliance Engineer
        > Hughes Network Systems -MD
        > 
        > 

        ---------------End of Original Message-----------------

        --------------------------
        Ed Price
        [email protected]
        Electromagnetic Compatibility Lab
        Cubic Defense Systems
        San Diego, CA.  USA
        619-505-2780
        Date: 03/31/1999
        Time: 12:57:14
        Military & Avionics EMC Services Our Specialty
        Also Environmental / Metrology / Reliability
        --------------------------



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