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Old 15th January 2006, 08:29 PM   #1
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Default Beads on FET legs

There are small pplastic beads on 2 of 3 legs on the FETs in my Car Amp. What purpose do they serve?
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Old 17th January 2006, 09:47 PM   #2
mzzj is offline mzzj  Finland
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Default Re: Beads on FET legs

Quote:
Originally posted by argonrepublic
There are small pplastic beads on 2 of 3 legs on the FETs in my Car Amp. What purpose do they serve?
Probably plastic coated/painted ferrite beads.

those are to suppress high-frequency oscillations in mosfets.
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Old 17th January 2006, 10:52 PM   #3
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Default Beads

I kind of thought they would be for something along that line. Think they help?
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