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February 1997

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Subject:
ASSY: SOLDER ALLOYS AND BGAs
From:
Jim Marsico 516-595-5879 <[log in to unmask]>
Date:
Fri, 14 Feb 1997 07:19:00 -0500 (EST)
Content-Type:
TEXT/PLAIN
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TEXT/PLAIN (34 lines) 
Dear Technet:

A prominent component manufacturer uses a Pb46 Sn46 Bi8 alloy for the balls on 
BGAs.  Can anyone think of any problems soldering these with Sn63 solder paste? 
Any metallurgical or reliability issues?

Thanks

Jim Marsico
(516) 595-5879
[log in to unmask]
		
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