How about all the patented new alloy bga leadfree? The balls are now with different additive to improve mech properties.
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________________________________
From: Werner engelmaier
To: [log in to unmask] ; Joyce Koo
Sent: Mon Feb 09 15:48:46 2009
Subject: Re: [TN] lead adding
Hi,
We do now have a developed reliability prediction model for SAC405/305.
Werner
-----Original Message-----
From: Joyce Koo <[log in to unmask]>
To: [log in to unmask]
Sent: Mon, 9 Feb 2009 3:09 pm
Subject: Re: [TN] lead adding
Wondering with all added cost, is it still cheap go cots? Bring back the mil
house may be better; you can have ultra fast asic, no up-rating screen, and
lead-tin finishing plus well developed reliability prediction.
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----- Original Message -----
From: TechNet <[log in to unmask]>
To: [log in to unmask] <[log in to unmask]>
Sent: Mon Feb 09 15:01:17 2009
Subject: [TN] lead adding
Wow!
http://tinyurl.com/lead-over-tin
http://www.corfin.com/faq.htm
Bob Wilson
E/M Designer, CID+
SpectraSensors, Inc.
11027 Arrow Route
Rancho Cucamonga, CA 91730
(909) 948-4110
www.spectrasensors.com
www.ipc.org
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