All About Circuits

Latest Passives Articles and Videos

Categories

TDK MHQ High-Frequency Circuit Inductors | New Product Brief

TDK MHQ High-Frequency Circuit Inductors | New Product Brief

TDK MHQ High-Frequency Circuit Inductors are designed for versatility and reliability across a wide range of applications. Watch and learn all about their features, specs, applications, and more!


new products Jun 25, 2024 by Mouser
Qorvo Introduces Alternative to Mechanical Circuit Breakers

Qorvo Introduces Alternative to Mechanical Circuit Breakers

Qorvo's 4 mΩ SiC JFET for solid-state circuit breakers provides significant advantages over traditional mechanical breakers. Andy Wilson discussed the details with EEPower at PCIM 2024.


News Jun 24, 2024 by Kevin Clemens
Pulse Electronics Mini Molded Power Inductors | Featured Product Spotlight

Pulse Electronics Mini Molded Power Inductors | Featured Product Spotlight

Pulse Electronics Mini Molded Power Inductors provide low-profile solutions and serve as efficient power chokes. Watch and learn all about their features, specs, applications, and more!


new products Jun 20, 2024 by Mouser
Understanding Dimensional Resonance in High-Frequency Magnetic Cores

Understanding Dimensional Resonance in High-Frequency Magnetic Cores

In this article, we explore the effect of dimensional resonance on the magnetic field distribution in high-frequency ferrite cores.


Understanding the Effect of Eddy Currents on the High-Frequency Behavior of Magnetic Cores

Understanding the Effect of Eddy Currents on the High-Frequency Behavior of Magnetic Cores

The formation of eddy currents can cause problems for magnetic cores at high frequencies. To mitigate these undesirable effects, we first need to understand them.


Using Clever Techniques to Convert a Passive Audio Filter Into an Active Filter

Using Clever Techniques to Convert a Passive Audio Filter Into an Active Filter

This project covers two fascinating and useful circuit design techniques—the Burton Transform and Dualling—that allow us to transform a passive network into an active network while building an audio noise filter.


Projects Jun 02, 2024 by John Woodgate
Memristor Prototype May Give AI Chips a Sense of Time

Memristor Prototype May Give AI Chips a Sense of Time

“Do you have the time?” With the University of Michigan’s latest memristor discovery, AI chips may soon note the sequence of events.


News May 29, 2024 by Aaron Carman
Using Complex Permeability to Characterize Magnetic Core Losses

Using Complex Permeability to Characterize Magnetic Core Losses

In this article, we use the concept of magnetic field intensity to help explain how complex permeability models the losses of a magnetic core.


Diamagnetic, Paramagnetic, and Ferromagnetic Materials Explained

Diamagnetic, Paramagnetic, and Ferromagnetic Materials Explained

This article examines three different types of magnetic materials and how they react to an external magnetic field.


Power-Dense Microcapacitors Pave the Way for On-Chip Energy Storage

Power-Dense Microcapacitors Pave the Way for On-Chip Energy Storage

In an early look at on-chip power, researchers have demonstrated that thin-film micro-capacitors can be fabricated on semiconductor chips.


News May 14, 2024 by Duane Benson
Inductor Roundup: 3 New Inductors Boost Efficiency in Power Converters

Inductor Roundup: 3 New Inductors Boost Efficiency in Power Converters

In this roundup, we spotlight new inductors designed to reduce sources of inefficiency in modern power supplies.


News May 06, 2024 by Aaron Carman
Common-Mode Chokes: From Working Principles to Important Performance Parameters

Common-Mode Chokes: From Working Principles to Important Performance Parameters

Learn how these simple filters can help you combat common-mode noise with minimal degradation of the desired signal.


Introduction to MOSFET Switching Losses

Introduction to MOSFET Switching Losses

This article will help you optimize your switch-mode regulator and driver circuits by explaining important sources of MOSFET power dissipation.


SiTime Trumpets New Integrated Clock Chip as a First for AI Data Centers

SiTime Trumpets New Integrated Clock Chip as a First for AI Data Centers

The new SiTime data center clock chip delivers 10x higher performance than quartz crystal-based devices in half the space.


News Apr 22, 2024 by Duane Benson
Introduction to the Full-Bridge Rectifier

Introduction to the Full-Bridge Rectifier

The full-wave bridge rectifier converts an AC input voltage to a DC power supply voltage. Learn about the operation of this essential circuit.


Understanding the 12-Term Error Model and SOLT Calibration Method for VNA Measurements

Understanding the 12-Term Error Model and SOLT Calibration Method for VNA Measurements

The 12-term error model is a simple, effective way of modeling systematic errors in vector network analyzer (VNA) measurements. Learn about this model and an associated error correction technique in this article.


Frequency Response of the MOSFET Common-Source Amplifier

Frequency Response of the MOSFET Common-Source Amplifier

In this article, we learn about the frequency response of the MOSFET common-source amplifier by examining its s-domain transfer function.


EPCOS / TDK ERUC23 SMT Flat Wire Coupled Inductors | New Product Brief

EPCOS / TDK ERUC23 SMT Flat Wire Coupled Inductors | New Product Brief

EPCOS / TDK ERUC23 SMT Flat Wire Coupled Inductors offer a high-performance solution characterized by low loss ferrite, high saturation currents, and low DC resistance. Watch and learn all about their features, specs, applications, and more!


new products Feb 27, 2024 by Mouser
Introduction to Transmission Line Transformers and the Bifilar Coil

Introduction to Transmission Line Transformers and the Bifilar Coil

Learn how a bifilar coil can be used to design transformers for high-frequency RF applications.


Understanding the Non-Idealities of Magnetically Coupled RF Transformers

Understanding the Non-Idealities of Magnetically Coupled RF Transformers

In this article, we’ll learn about the limitations of magnetically coupled transformers in RF applications by modeling the devices' high-frequency non-idealities.