Electronics Forum: dispersion plate (Page 1 of 1)

SN/PB soldering with gold plated pcb

Electronics Forum | Mon Apr 25 21:52:58 EDT 2005 | KEN

I wonder if yor customer means wrong "flux"? Your not solderng to gold. Your soldering to Nickle. The gold is disolved and dispersed. Your joint strength comes from the SnNi intermetalic.

Problems with TI DSP modules

Electronics Forum | Thu Oct 25 21:04:18 EDT 2001 | davef

You are correct. So, the unit amount of gold [based on IG plating thickness, size of the pad, etc.] dissolves in the solder very quickly. When the solder is liquid for: * A long time, the gold disperses more. * A short time, the gold concentrates a

Re: Storage life of Gold Finish Boards

Electronics Forum | Fri Jan 15 09:36:20 EST 1999 | Earl Moon

| Folk's, | | I'm looking for information of how long you cna store a gold finish PCB before building it. I know there are problems with the gold disappearing into the underlying nickle over time / temperature etc but exactly how long do you have be

Re: Storage life of Gold Finish Boards

Electronics Forum | Fri Jan 15 11:28:50 EST 1999 | Bob Willis

| | Folk's, | | | | I'm looking for information of how long you cna store a gold finish PCB before building it. I know there are problems with the gold disappearing into the underlying nickle over time / temperature etc but exactly how long do you h

Re: Storage life of Gold Finish Boards

Electronics Forum | Fri Jan 15 14:45:48 EST 1999 | Earl Moon

| | | Folk's, | | | | | | I'm looking for information of how long you cna store a gold finish PCB before building it. I know there are problems with the gold disappearing into the underlying nickle over time / temperature etc but exactly how long do

Re: Storage life of Gold Finish Boards

Electronics Forum | Tue Jan 19 11:12:41 EST 1999 | Dave F

| | | | | Folk's, | | | | | | | | | | I'm looking for information of how long you cna store a gold finish PCB before building it. I know there are problems with the gold disappearing into the underlying nickle over time / temperature etc but exactly

Solder Ball Dispersion Test (String Solder)

Electronics Forum | Thu May 03 15:02:59 EDT 2018 | solderingpro

Bob Willis (was the first I knew of) that has a splatter test that can be performed over a ceramic hot plate or the like. The concept is pretty straight forward, using a zoned circle, users can introduce the solder wire at a consistent rate and coun

Re: Storage life of Gold Finish Boards

Electronics Forum | Mon Jan 18 10:01:16 EST 1999 | John W

| | | | Folk's, | | | | | | | | I'm looking for information of how long you cna store a gold finish PCB before building it. I know there are problems with the gold disappearing into the underlying nickle over time / temperature etc but exactly how l

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