Hi Dennis,
One approach that is being employed to some extent is filling the vias
with a conductive polymer, i.e., DuPont CB-100 Silver Via Fill. Feel
free to contact me off-line for more info.
Andy Slade
New Product Development Eng.
HADCO Tech Center East
ph: 978-556-6310
[log in to unmask]
______________________________ Reply Separator _________________________________
Subject: [TN] BGA dogbone...Can we get rid of it?
Author: [log in to unmask] at SMTPLink-Hadco
Date: 08/13/98 4:49 PM
(Embedded image moved to file: PIC27414.PCX)
From: Dennis J Fall@TFT on 08/13/98 04:49 PM
To: [log in to unmask]
cc:
Subject: BGA dogbone...Can we get rid of it?
Is there a good way to plug vias so we can get rid of the dog bone pad?
Dennis Fall P: 507-625-8445 x17
Engineer F: 507-625-3523
Thin Film Technology Corporation mailto:[log in to unmask]
1980 Commerce Drive http://www.thin-film.com
North Mankato, MN 56003-1702
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