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November 2006

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Subject:
From:
"Stadem, Richard D." <[log in to unmask]>
Reply To:
TechNet E-Mail Forum <[log in to unmask]>, Stadem, Richard D.
Date:
Tue, 7 Nov 2006 15:48:57 -0600
Content-Type:
text/plain
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text/plain (166 lines)
Well, when you call Altera, you would be speaking to an alternative. 

-----Original Message-----
From: TechNet [mailto:[log in to unmask]] On Behalf Of Hfjord
Sent: Tuesday, November 07, 2006 3:31 PM
To: [log in to unmask]
Subject: Re: [TN] Altera BGA, lead-free or not?

do you all speak about an alteration?
Inge

----- Original Message -----
From: "John Burke" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Tuesday, November 07, 2006 7:11 PM
Subject: Re: [TN] Altera BGA, lead-free or not?


> So you could say that the use of tin lead solder leaves a lasting good

> impression?
>
> John
>
> -----Original Message-----
> From: TechNet [mailto:[log in to unmask]] On Behalf Of Whittaker, Dewey
> (EHCOE)
> Sent: Tuesday, November 07, 2006 9:49 AM
> To: [log in to unmask]
> Subject: Re: [TN] Altera BGA, lead-free or not?
>
> So instead of a recognition pattern from spectral analysis you look 
> for a signature on a piece of paper.
> Dewey
>
> -----Original Message-----
> From: TechNet [mailto:[log in to unmask]] On Behalf Of Peter Wong
> Sent: Tuesday, November 07, 2006 10:27 AM
> To: [log in to unmask]
> Subject: Re: [TN] Altera BGA, lead-free or not?
>
> Hi Steve,
>
> We've found a simple test to determine the basic composition of the 
> balls for BGA's to determine if they were lead free of not is to try 
> and "write" with the balls on a piece of paper.  If they mark the 
> paper like a leaded pencil, then they are Sn-Pb.  If they don't mark 
> the paper, they are lead-free.
>
> Peter
>
> -----Original Message-----
> From: TechNet [mailto:[log in to unmask]] On Behalf Of Steve Gregory
> Sent: Tuesday, November 07, 2006 6:19 AM
> To: [log in to unmask]
> Subject: [TN] Altera BGA, lead-free or not?
>
> Mornin' Everyone!
>
> I've got a picture of the top of an Altera BGA to see if anybody knows

> if this is a lead-free BGA or not:
>
> http://stevezeva.homestead.com/files/Altera_BGA.jpg
>
> We're thinking that maybe the "N" on the second line of numbers on the

> part below the part number might be designating it as lead-free, but 
> we're not sure.
>
> Good luck trying to call Altera and talk to a human being to find out 
> for sure, because it ain't happening!
>
> -Steve Gregory-
>
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