On Sun, 2008-07-27 at 07:49 -0400, gene wrote:
> have you guys seen the 'tin-whisker' problem with lead free solder?
>
>
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Tin whisker
On Sunday 27 July 2008, Bob Paddock wrote:
>On Sunday 27 July 2008 07:49:10 am gene wrote:
>> have you guys seen the 'tin-whisker' problem with lead free solder?
>
>Note that these links are from 2006, but still give an interesting
> background.
>
>http://www.greensupplyline.com/showArticle.jhtml?a
On Sunday 27 July 2008, gene wrote:
>have you guys seen the 'tin-whisker' problem with lead free solder?
>
Yes, heck I've seen it with leaded solder. The alloy RCA used to mount their
tv
set PCB's to the chassis frames both fractured rapidly, and did that in as
little as 6 months to 5 years. P
On Sun, 27 Jul 2008 07:49:10 -0400, gene wrote:
> have you guys seen the 'tin-whisker' problem with lead free solder?
No.
This might be attributed to
a) We do fine pitch only if we have to
b) Our pcbs typically don't exyperience much thermal stress.
c) We use solder SN100C (because it perform
On Sunday 27 July 2008 07:49:10 am gene wrote:
> have you guys seen the 'tin-whisker' problem with lead free solder?
http://www.rohsusa.com/ "Operation Push Back"
http://www.pcb007.com/anm/templates/article.aspx?articleid=7121&zoneid=97
Again those are from 2006. Has anything gotten better in
On Sunday 27 July 2008 07:49:10 am gene wrote:
> have you guys seen the 'tin-whisker' problem with lead free solder?
Note that these links are from 2006, but still give an interesting background.
http://www.greensupplyline.com/showArticle.jhtml?articleID=181401276
http://www.indium.com/blogs/Dr-
have you guys seen the 'tin-whisker' problem with lead free solder?
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On Sun, 20 Jul 2008 01:53:19 -0400, Dave McGuire wrote:
>Damn tree-huggers and their lead-free solder.
>
>I'm going to start stockpiling real Sn/Pb solder.
We were unhappy with the various stock varieties lead free solder, too.
Then, somebody on usenet hinted me to SN100C. The manufactu
On Jul 19, 2008, at 10:59 PM, DJ Delorie wrote:
> Soldering my very first bga-style packages (5 ball CSP). On the
> hotplate, as usual. At 3 minutes everything else melts and reflows,
> but nothing for the CSPs. Hmmm, maybe they did and I didn't notice.
> Nope, they popped right off. Sigh.
>
>
Soldering my very first bga-style packages (5 ball CSP). On the
hotplate, as usual. At 3 minutes everything else melts and reflows,
but nothing for the CSPs. Hmmm, maybe they did and I didn't notice.
Nope, they popped right off. Sigh.
So I place them again, add a few drops of paste around the
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