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September 2000

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Subject:
ENIG thickness
From:
"Carroll, George" <[log in to unmask]>
Reply To:
TechNet E-Mail Forum.
Date:
Thu, 14 Sep 2000 14:04:29 -0400
Content-Type:
text/plain
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text/plain (24 lines) 
Gentlemen,
What is the current consensus regarding the usable range and minimum
thickness of immersion gold for micro BGA attachment?  Is the 2-5 microinch
range usable?  Desirable?  We have a design and customer requirement that
necessitates the ENIG.

George Carroll
SE&A
Johnson City, TN

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