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October 1999

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Subject:
From:
Chuck Brummer <[log in to unmask]>
Reply To:
TechNet E-Mail Forum.
Date:
Tue, 12 Oct 1999 09:40:55 -0700
Content-Type:
text/plain
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text/plain (52 lines)
If they used electo plated gold the brown pads may be isolated circuits that are not
connected to the plating system.  The brown will be immersion gold attached from their
bath.  Probably not very thick.

Chuck Brummer
Acuson

Ken Patel wrote:

> Guys,
> I have received a Nickel-Gold fab from my fabricator and found some randomly
> located brown pads, missing shining gold finish.
>
> What kind of defect is this? Is it ok to proceed assembly with the this kind
> of defect? Any reliability concerns?
>
> re,
> ken patel
>
> ______________________________________________________
> Ken Patel                       Phone:  (408) 490-6804
> 1708 McCarthy Blvd.             Fax:    (408) 490-6859
> Milpitas, CA 95035              Beeper: (888) 769-1808
>
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