Quad-flat-pack no-lead devices (QFNs) attach to boards in different ways from conventional quad flat-packs (QFPs). Manufacturers have to inspect boards with QFNs differently as well. I asked Jeremy ...

Parts change and so do vias. My standard line is that open vias in pads are bad, but sometimes you do need to put vias in your pads. Parts change and so do vias. My standard line is that open vias in ...

Detrimental voids have been discovered in Pb-free solder joints, according to a University of Leicester researcher. The researcher, post-graduate Sergey Belyakov, is taking a deep look at Pb-free ...

Applications such as those involving electromobility require high-quality miniaturized power electronics to complement electric and hybrid drives. The manufacture of such power electronic devices in ...

Previously, a Power Electronics Technology article titled “Inverted Acoustic System Cuts IGBT Failures” (September 2011) examined the use of an acoustic microscope to image heat-blocking defects such ...