The two most commonly used types of lead-free solder are SnAgCu (tin-silver-copper, also called SAC) and SnCu (tin-copper). SnAgCu alloy with 3% silver and 0.5% copper (SAC305) was initially ...

For most of the history of industrial electronics, solder has been pretty boring. Mix some lead with a little tin, figure out how to wrap it around a thread of rosin, and that’s pretty much it.

For power drops on layouts he uses tin-lead solder. Mark further notes that 63/43 tin-lead solder has the lowest melting ...

which can be avoided by combining tin with other elements, like, you know, lead. Given the much debated issue over the reliability of new lead-free solders dictated by RoHS regulations that went into ...