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March 2007

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Subject:
From:
Genny Gibbard <[log in to unmask]>
Reply To:
TechNet E-Mail Forum <[log in to unmask]>, Genny Gibbard <[log in to unmask]>
Date:
Fri, 30 Mar 2007 10:26:18 -0600
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text/plain (35 lines)
Well then it wouldn't be a copper defined land anymore, it would be a
solder-resist defined land instead.  Wouldn't it??? 
Richard - see IPC-A-600G  2.9.3.2

-----Original Message-----
From: TechNet [mailto:[log in to unmask]] On Behalf Of Stadem, Richard D.
Sent: March 30, 2007 10:16 AM
To: [log in to unmask]
Subject: Re: [TN] Solder Resist Encroachment onto BGA pads

Where does it say that it is not allowed? 

-----Original Message-----
From: TechNet [mailto:[log in to unmask]] On Behalf Of Paymon Sani
Sent: Friday, March 30, 2007 11:02 AM
To: [log in to unmask]
Subject: [TN] Solder Resist Encroachment onto BGA pads

Hello All,

 

Does anybody know why IPC does not allow any solder resist encroachment
onto the BGA copper defined lands for PCBs?

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