Why Lead-free RoHS Circuit Board Assemblies?

The Restriction of Hazardous Substances (RoHS) directive 2002/95/EC began as a European movement to decrease the deposition into the environment of known carcinogens and to enhance the recyclability of mixed-material waste. The goal was to create a new generation of electrical products that are free of substances hazardous to health and the environment. Initially all […]

“Boilerplate”

Boilerplate is a good thing to have on the side of a steam locomotive but questionable in the engineering notes for a printed circuit board. There are many options available to which most of us never give a second thought.  The Gerber files contain the traces and outline but rarely the tolerances.  Some common specifications […]

Is Isola running scared?

Although Isola had published the announcement quoted below, alluding to the termination of manufacturing FR406, they now seem to be backpedaling a bit and state that it is still available.  Perhaps someone let the cat out of the bag a bit early??? Reports from PCB manufacturers continue to pour in stating in simple terms that […]