Electronics Forum: solder joint (Page 14 of 295)

bulbous joint

Electronics Forum | Mon Feb 23 20:19:15 EST 2004 | greg york

Has anyone ever seen a bulbous joint (on 1 side > of 1 designator) on every board? I checked the > preheat profile at the wave and have played with > dwell times but can't get rid of it. I checked > the archives and didn't find much. Any help wou

Solder joint Analysis

Electronics Forum | Fri Dec 31 10:16:22 EST 2004 | Brad

Can anyone recommend a company thats local to New England that does extensive solder joint analysis.

Solder joint cleanliness

Electronics Forum | Wed Feb 21 15:33:10 EST 2007 | wavemasterlarry

sure sounds like a lot of busy work just to make solder joints for a vacuum cleaner.

Solder joint crack

Electronics Forum | Tue Jun 25 09:45:39 EDT 2019 | edhare

See also ... https://www.semlab.com/solder-joint-failure-modes/

Solder joint crack

Electronics Forum | Fri May 31 05:54:09 EDT 2019 | dhanish

What are the common cause for solder joint crack after the pcba go through Temperature cycling test ?We have seen failure on solder joint for the memory part.

Solder joint strength

Electronics Forum | Thu Mar 24 19:17:43 EST 2005 | EA

Hi, We are running the automotive product and question was throw to us how do we ensure that our solder joint are good enough after reflow.....and during the sealant process, there's a bit of bend on the nozzle and it toughes the component and custo

Solder joint strength

Electronics Forum | Wed Mar 30 16:07:24 EST 2005 | Dreamsniper

If there's no shear strength standard for solder joint, how will I define my pad width and length then. I have a 8.5 mils width and my component lead width is 8.66 mils based on manufacturer's minimum width specification. How will I identify that it

Solder joint srength

Electronics Forum | Sun Jun 10 11:08:26 EDT 2001 | nifhail

I know that there is no pre-defined strength for the solder joint as it will depend on solder volume deposited, pad geometry, lead component's lead solderability etc. but, what would be the best ball park for the good joint for 0402, 0603, 20 mil pti

Solder joint issue

Electronics Forum | Wed May 17 12:22:09 EDT 2006 | russ

What color is the pad? coated with solder?, black?, still gold? Russ

Solder joint issue

Electronics Forum | Wed May 17 12:31:54 EDT 2006 | Mark

Hi , It looks like there is solder (shiny like mirror surface). Defently not black and not gold. Regards Mark


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