Hot air-levelled tin-lead plating – the mainstay of PCB surface treatment as far back as most engineers can remember – was going out of style even before the RoHS Directive effectively signed its ...
Tin whiskers on plated electrical leads and printed circuit boards (PCBs) pose a threat to component reliability and safety. They can cause circuit failures, intermittent upsets and electrical arcing.
The European Union's Restriction of certain Hazardous Substances (RoHS) initiative to reduce the use of lead (Pb) is driving the electronics industry to consider alternatives to tin-lead alloys in ...
[Marko] styles himself as a crazy chemist. His video showing a fast tin plating solution for PCBs (YouTube, see below) doesn’t seem so crazy. We will admit, though, it uses some things that you might ...
This file type includes high resolution graphics and schematics when applicable. Tin whiskers are slim metallic filaments that emanate from the surface of tin platings (see the figure). These ...
The two leading candidates for a lead-free solder are tin-silver-copper (SnAgCu) and tin-copper (SnCu). However, both these alloys have melt temperatures considerably higher than tin-lead (SnPb). The ...
Lead’s toxic effect on people has been known for a long time, and as a safeguard, many restrictions on its use have been implemented. The current problems with the water supply in Flint, MI, ...
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