EDN

On the utility of common-mode and differential-mode noise input filters

As many of our customers know, Touchstone Semiconductor develops a line of high-performance, high-side current-sense amplifiers. As background, high-side current-sense amplifiers have been around ...
EDN

Understanding output filters for Class-D amplifiers

Class D amplifiers generally use a low-pass filter to attenuate the switching noise in the output waveform while passing the audio signal to the loudspeaker, but many engineers are not familiar with ...
Nature

Balanced Bandpass Filters and Common-Mode Suppression Techniques

Balanced bandpass filters (BPFs) have emerged as critical components in modern communication systems, enabling high-fidelity signal transmission through differential-mode (DM) processing while ...
Electronics Weekly

Common-mode filters with 10.7GHz differential bandwidth

New common-mode filters from ST have a differential bandwidth of 10.7GHz to protect antenna sensitivity in adjacent wireless circuitry from the latest serial digital interfaces. The 2-channel ...
sciencex

NXP common mode filter delivers breakthrough performance in EMI filtering and ESD protection

NXP Semiconductors today announced the availability of a new family of Common Mode Filters (CMF) with integrated ESD protection for high-speed MIPI D-PHY and HDMI interfaces. Offering industry-leading ...
Electronic Design

Electromagnetic Compatibility Part 2: Considerations When Working With Switching Power Supplies

The two major classes of EMI noise are conducted and radiated. Understanding the sources of noise and the correct solutions will help designers minimize their effects in switching power supplies and ...