Electronics Forum: contamination and with and immersion and gold (Page 1 of 1)

Re: Printing and Reflow with Ceramics

Electronics Forum | Thu Aug 13 07:53:40 EDT 1998 | Earl Moon

| | Couple of questions. | | 1) Are we talking alumina substrates as the ceramic material? | | 2) Are we co-firing gold as the conductors on the substrate surface? | | 3) In other words, is this a hybrid thick film circuit? | | 4) If so, how large or

Re: BGA and Gold Boards

Electronics Forum | Fri Jun 19 10:03:46 EDT 1998 | Earl Moon

| Has anyone had experience with placing BGA on gold plated boards. I thought I read a while ago there was a problem with embrittlment causing cracked joints. If anyone has experience with this your feedback would be great. | Mike Mike, We and ind

Gold plated board, with csp's and 0603 with no clean apetures

Electronics Forum | Wed Oct 02 16:13:05 EDT 2002 | babe

Have you had your solder pot tested? I find that levels of contaminants can rend a solder joint that dull look.

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