Electronics Forum | Thu Aug 29 06:48:01 EDT 2002 | yngwie
I have seen several Imm Ag pad on the assembled board which have a copper colorleaching through the silver plating This happened on the pad which was not deposited with paste during the assembly process. Don't know if it is a problem, but we only
Electronics Forum | Fri Jul 14 14:05:55 EDT 2006 | nodlac
Additional to Dave F.... A potato has Iron @ 2.75mg and Magnesium @ 55mg. The leaching of these two meatls could contaminate the solder pot and taint the solder. ----------------------- Additional to my additional..THE SOLDER POT POTATO BATTERY...A p
Electronics Forum | Fri Mar 24 11:12:06 EST 2006 | patrickbruneel
You�re a good man Rob and a good patriot, you defend your governments decisions even if they're wrong. Isn't the WEEE directive aimed at preventing electronics ending up in a landfill? This immediately takes away the leaching arguments and is a great
Electronics Forum | Fri Sep 17 03:55:45 EDT 1999 | Brian
| We have some SMT components with gold plated leads. They're actually LCC led packages. A good solder alloy to use would be Indium / Lead to reduce tin dissolution into the gold and avoid the resultant brittle intermetallic compound. However, a reco
Electronics Forum | Thu Oct 18 18:39:15 EDT 2001 | davef
Responding to your questions ... RELIABILITY OF 1% SILVER SOLDER PASTE: It�s as good as the next solder paste, all other things the same. Look at your back articles by Jennie Hang in SMT magazine. I want to say she wrote an article on the topic i
Electronics Forum | Mon May 03 18:11:10 EDT 1999 | Steve Gregory
Hi Ya' John! Here's my comeback to the points you've raised...you knew I would have a comeback, didn't ya'? |Steve, | | I see your point, and yes there are alot bigger fish to fry in |the removal or control of lead in the environment. However even
Electronics Forum | Mon May 03 18:11:32 EDT 1999 | Steve Gregory
Hi Ya' John! Here's my comeback to the points you've raised...you knew I would have a comeback, didn't ya'? |Steve, | | I see your point, and yes there are alot bigger fish to fry in |the removal or control of lead in the environment. However even
Electronics Forum | Tue May 04 14:37:44 EDT 1999 | JohnW
| Hi Ya' John! | | Here's my comeback to the points you've raised...you knew I would have a comeback, didn't ya'? | | |Steve, | | | | I see your point, and yes there are alot bigger fish to fry in |the removal or control of lead in the environment
Electronics Forum | Fri Sep 17 06:01:12 EDT 1999 | Earl Moon
| | We have some SMT components with gold plated leads. They're actually LCC led packages. A good solder alloy to use would be Indium / Lead to reduce tin dissolution into the gold and avoid the resultant brittle intermetallic compound. However, a re
Electronics Forum | Tue Sep 01 17:18:25 EDT 1998 | Dave F
| | We�ve been thinking again and need your help in sorting through an issue related to deionized (DI) water cleaning of assembled boards. | | THE BACKGROUND: The water reclaiming systems goes: gross filter, fine filter, carbon bed, mixed resin bed