All electronic equipment produced today includes EMI filtering circuits. Likewise, all switch-mode power supplies have internal EMI filters. However, there are circumstances where the EMI filters ...

Rules and standards regarding noise and EMI. The basic facts about, and causal factors of, EMI. How to implement an EMI filter in a design. Before we discuss electromagnetic-interference (EMI) filter ...

What is electromagnetic interference and what causes it? The main approaches to filtering out EMI and reducing its impact. How to evaluate EMI filters and what to know about designing them.

Electric vehicles (EVs) use several kilowatts of energy to drive the ac synchronous propulsion motor from 400-V lithium-ion (Li-ion) batteries. The dc/dc circuits used to charge the batteries generate ...