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September 1999

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Subject:
Re: Hot: Copper plating thickness
From:
"Joan M.Slade" <[log in to unmask]>
Reply To:
TechNet E-Mail Forum.
Date:
Wed, 29 Sep 1999 14:14:12 -0400
Content-Type:
text/plain
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text/plain (56 lines) 
a minimum is a minimum....is a MINIMUM!!!
There for...rejectable.
----- Original Message -----
From: Ken Patel <[log in to unmask]>
To: <[log in to unmask]>
Sent: Wednesday, September 29, 1999 1:42 PM
Subject: [TN] Hot: Copper plating thickness


> If my requirement for the copper plating is 0.001" minimum (as spelled out
> on my fab drawing) and if I am reading it between .0004"-.001", is it
> rejects or not?. I tried to look at IPC-6012 which is calling out avg
copper
> thickness. I don't how easy to get ave #. This is clearly a reject to me.
> But I am looking for an expert opinion on the subject. Via Hole in
question
> is 16 mil +3 mil / -10 mils.
>
> 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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