Electronics Forum | Mon Aug 14 01:29:49 EDT 2023 | calebcsmt
I have noticed on a recent project, the QFN and SOP solder deposits do not seem very uniform and have been leaving little balls, whiskers and icicles of solder paste coming from some pads which leads to bridges. https://imgur.com/a/lqw5RF1 I have u
Electronics Forum | Thu Aug 31 04:56:44 EDT 2023 | auriga2001
I would start with the following possibilities and solutions: Add extra solder to the pads with a Camalot dispenser; or preformed solder slugs placed as an additional component if there is enough extra pad to attach it without interfering with compo
Electronics Forum | Thu Nov 02 04:42:48 EDT 2023 | tinaheussaff
In general, it is safer to use a single alloy with a known composition and performance characteristics. If you need to change the alloy used in your selective soldering machine bath, it is advisable to consult with the manufacturer or a soldering exp
Electronics Forum | Tue Dec 05 22:27:05 EST 2023 | padawanlinuxero
Hello, I am experiencing issues with one of my PCB suppliers. Specifically, I am having trouble with solder shorts occurring on a SOIC8 component, and always in the same pads. Upon inspection with a microscope, I discovered that three of the pads ar
Electronics Forum | Fri Jun 04 15:51:36 EDT 1999 | JohnW
| | | I'm encountering a new problem at my new company that I haven't encountered before in my past life - and that's Wave Soldering VIA holes. | | | | | | We've been getting a rash of defects that we call in this company, "insufficient solder in VI
Electronics Forum | Tue Jun 08 11:54:17 EDT 1999 | Steve Skinner
| | | I'm encountering a new problem at my new company that I haven't encountered before in my past life - and that's Wave Soldering VIA holes. | | | | | | We've been getting a rash of defects that we call in this company, "insufficient solder in VI
Electronics Forum | Fri Sep 22 16:21:31 EDT 2006 | patrickbruneel
Figure 1. Human Toxicity Potential, Life-cycle Comparison Tin/lead solder paste is the top formula. SAC is second from the bottom.3 RoHS Report Excludes Comparisons By George A. Riley, contributing editor A European Union (EU) Commission for Envir
Electronics Forum | Sat Sep 18 13:05:57 EDT 1999 | Brian
| | | | | | Dave, I'll respond by paragraph: | | | | | | | Brian: | | | | | | I like Ag2 also. I prefer it over both 63/37 and 60/40, if the price is not a factor. Yes, gold rips through eutectic and near-eutectic solders like habanero slath
Electronics Forum | Sat Sep 18 14:37:00 EDT 1999 | Earl Moon
| | | | | | | | | Dave, I'll respond by paragraph: | | | | | | | | | Brian: | | | | | | | | I like Ag2 also. I prefer it over both 63/37 and 60/40, if the price is not a factor. Yes, gold rips through eutectic and near-eutectic solders like
Electronics Forum | Mon Nov 09 09:44:22 EST 2015 | davef
Purpose. This describes setting-up a wave soldering system set-up for a new assembly design or checking a wave solder machine operation with a test board. Applicability. To be used for new design printed circuit assembles and during machine accept
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