The articles and columns contained in this section come from members of the Signal Integrity Journal’s Editorial Advisory Board (EAB). Members of the EAB review every technical article posted on the site, and are often sought after for their advice. In this column area, the EAB will talk about issues related to power integrity.
Microwave engineers know that sharp corners and right-angle bends have their drawback at high frequencies. So what happens if we go to the other extreme of the spectrum, to DC? Istvan Novak takes a closer look.
We have to use enough capacitors so that the PDN functions properly. At the same time, to keep cost and size in check, we want to avoid overdesign and not use capacitors unnecessarily. Read on for advice on how to find the balance.
Larry Smith and I address this question in the preface to our new book. We found this question to be a little like the story of the five blind people and the elephant. They each are asked, what is an elephant? Depending on what part they were facing, imagined the elephant as that feature: a wall, a rope, a tree trunk, etc.