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November 2006

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Subject:
Re: BGA anomaly
From:
Joyce Koo <[log in to unmask]>
Reply To:
[log in to unmask]
Date:
Thu, 16 Nov 2006 10:34:22 -0500
Content-Type:
text/plain
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text/plain (40 lines) 
Are you sure you want SnPb at 74 sec with peak of 232 C (232-183=49 C)...

abcd 

-----Original Message-----
From: TechNet [mailto:[log in to unmask]]On Behalf Of Werner Engelmaier
Sent: Thursday, November 16, 2006 9:51 AM
To: [log in to unmask]
Subject: Re: [TN] BGA anomaly


In a message dated 11/16/06 6:19:19, [log in to unmask] writes:
> The reflow profile peaked @ 232C with time above liquidus for, 1) SAC - 29 
> secs 2) SnPb - 74 secs.
> 
Where did you get "time above liquidus"--I think you mean "time above Solidus"
—which is an entirely different thing.

Werner

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