ESD Design for RF Mobile Applications

This article highlights key concepts to designing electrostatic discharge (ESD) protection circuits for radio frequency (RF) and millimeter wave applications. Needed RF concepts are discussed and some popular protection schemes are illustrated.
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Multiple Resonances for Inductors with Core

Resonances in components are a well-known topic for electronic designers when working in high frequencies (e.g. EMI/EMC). Do not forget to test your components with an impedance analyzer, especially if they are custom magnetic components.

Supplier’s DoC Rules Now in Effect

The Enforcement Bureau of the U.S. Federal Communications Commission (FCC) is reminding marketers of radio frequency (RF) devices that requirements covering its Supplier’s Declaration of Conformity (SDoC) are n... Read More...
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Audio Rectification and TDMA/GSM EMI

RF signals entering in a system and being rectified can interfere seriously. That has been classically the case of audio noise in speakers because of mobile phones using TDMA technology. The problem is now very common in products with wireless RF funcionality in products with audio areas.