Electronics Forum: finishes (Page 3 of 229)

Solderability tests for Gold finishes

Electronics Forum | Tue Dec 07 17:38:50 EST 2004 | davef

ANSI/J-STD-003 - Solderability Tests for Printed Boards is widely accepted. That's it, that's the list. If you email us your email address, we'll give you someone to call. Without knowing the number of boards that you plan to run across your wave,

Immersion Au and ENIG surface finishes

Electronics Forum | Wed May 01 23:46:33 EDT 2002 | sohct

Are these 2 surface finishes the same? If not what is the difference? Thanks

Lead Free board laminates and surface finishes

Electronics Forum | Thu Oct 13 15:34:55 EDT 2005 | Amol

Hi, We are in the process of transitioning to LF production. What are some of board materials being successfully used in production? Also, what surface finishes show promice of good results with SAC 305 solder? We are currently testing multiple boar

Immersion Au and ENIG surface finishes

Electronics Forum | Thu May 02 23:06:56 EDT 2002 | sohct

Hi Yannick Please sent the article "Board finishes for EMS Provider" to me as I can't find it in Circuitree. Your help is very much appreciated. Regards

Immersion Au and ENIG surface finishes

Electronics Forum | Thu May 02 11:34:39 EDT 2002 | Yannick

Hi, You can go to http:\\www.circuitree.com they had a supplement with the april issue of the magazine with a very good article on 4 board finish, if you are able to find it on the web site you will find all your anwser and more :)The article name

PCB finishes for high temperature applications

Electronics Forum | Tue May 12 10:02:52 EDT 2009 | dwl

I am trying to develop a process for building high environmental temperature PCBs (150-225C) specifically for down hole applications. I'm specifying an evaluation board and was thinking about using polyimide PCBs with Sn05Pb92.5Ag2.5 solder. What so

PCB finishes for high temperature applications

Electronics Forum | Tue May 12 22:57:30 EDT 2009 | davef

Polyimide bare board with tin over nickel solderability protection.

Immersion Au and ENIG surface finishes

Electronics Forum | Thu May 02 07:11:10 EDT 2002 | davef

They probably the same. Most likely someone is saying immersion gold [immersion Au] as a short hand for ENIG [ Electroless Nickel - Immersion Gold]. It is very uncommon to plate gold directly on copper, because gold and copper form a brittle interm

Immersion Au and ENIG surface finishes

Electronics Forum | Sun May 05 19:04:52 EDT 2002 | Yannick

I could send you this article but I need your email:))or write one to me at yb@m2s.ca thanks you

Pb soldering to Pb free finishes

Electronics Forum | Mon Oct 05 18:53:08 EDT 2009 | smt_guy

this is what they call hybrid soldering....i missed the discussion at the IPC Show in Chicago... Can someone with hybrid soldering idea share some? thanks


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