Latest Passives Articles and Videos

In this article, we explore the advantages of introducing an air gap to the magnetic core of an inductor.

In this article, we explore the advantages of introducing an air gap to the magnetic core of an inductor.

Core saturation is one of the main limitations on the design of magnetic components. In this article, we explore how…

Core saturation is one of the main limitations on the design of magnetic components. In this article, we explore how different factors—particularly the number of turns—impact the core saturation of an inductor.

In this article, we learn about core saturation and why it should be avoided in most applications. We then examine how…

In this article, we learn about core saturation and why it should be avoided in most applications. We then examine how different ways of defining permeability can help us predict the saturation flux density of a magnetic core.

Knowles' Voltronics brand J Series Ceramic Chip Trimmer Capacitors are designed for high performance and stability over…

Knowles' Voltronics brand J Series Ceramic Chip Trimmer Capacitors are designed for high performance and stability over time, with minimal capacitance drift. Watch and learn all about their features, specs, applications, and more!

Eddy currents are a major loss mechanism in transformer cores. This article provides both in-depth and simplified…

Eddy currents are a major loss mechanism in transformer cores. This article provides both in-depth and simplified explanations of how core laminations work to mitigate the effects of eddy currents.

The hysteresis effect is one of the main sources of loss in ferromagnetic materials. In this article, we learn to…

The hysteresis effect is one of the main sources of loss in ferromagnetic materials. In this article, we learn to calculate the hysteresis loss of a magnetic core and work through some example problems.

In this article, we use the concept of magnetic field energy to explore the relationship between a core's hysteresis loss…

In this article, we use the concept of magnetic field energy to explore the relationship between a core's hysteresis loss and its B-H curve.

TDK MHQ High-Frequency Circuit Inductors are designed for versatility and reliability across a wide range of…

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!

Qorvo's 4 mΩ SiC JFET for solid-state circuit breakers provides significant advantages over traditional mechanical…

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.

Pulse Electronics Mini Molded Power Inductors provide low-profile solutions and serve as efficient power chokes. Watch…

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!

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

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

The formation of eddy currents can cause problems for magnetic cores at high frequencies. To mitigate these undesirable…

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.

This project covers two fascinating and useful circuit design techniques—the Burton Transform and Dualling—that allow…

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.

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

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

In this article, we use the concept of magnetic field intensity to help explain how complex permeability models the…

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

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

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

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

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

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

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

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

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