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Introduction to Inductor Filter Types and Applications

Introduction to Inductor Filter Types and Applications

A frequency filter is a circuit that passes certain frequencies and reduces signal levels at other frequencies. Learn about various types of…


The Evolution of Integrated Current Sensors Takes a Digital Path

The Evolution of Integrated Current Sensors Takes a Digital Path

So far, the evolution of integrated current sensors (ICSs) has been slow and gradual. Current measurement technology has been developed…


Technical Articles Oct 04, 2022 by LEM
What Are Magnetically Coupled Inductors?

What Are Magnetically Coupled Inductors?

This article discusses magnetically coupled inductors, more commonly known as transformers.


Designing Electronics to Pass the EMC Test Part 4

Designing Electronics to Pass the EMC Test Part 4

Simulating and evaluating the conductive emission using LTSpice.


Measuring Temperature Swing with Optical Fibers during Power Cycling of Power Components

Measuring Temperature Swing with Optical Fibers during Power Cycling of Power Components

Power semiconductor components play an important role in the power electronics field and their reliability and lifetime have been attracting more…


Gallium Nitride and Silicon Carbide: Compound Materials for Radiation-Hardened Applications

Gallium Nitride and Silicon Carbide: Compound Materials for Radiation-Hardened Applications

For a long time, silicon-based devices have represented the baseline standard in the semiconductor landscape. Starting from 2007, due to Moore’s…


Pulsed Inductance Measurement on Magnetic Components from 0.1A to 10kA

Pulsed Inductance Measurement on Magnetic Components from 0.1A to 10kA

Pulse measurement using the Power Choke Tester DPG10/20 series with IGBT power stages has prevailed over other measurement methods for inductance…


Pulsed Inductance Measurement on Magnetic Components

Pulsed Inductance Measurement on Magnetic Components

For inductance measurement on inductive power components, the innovative pulse measurement method of the Power Choke Tester DPG10/20 series, which…


Direct Current Generator Components

Direct Current Generator Components

Learn about direct current generator components such as field windings, armature, commutators, brushes, and frames.


Measuring Conduction Voltage of Semiconductors in Operation for Real Time Temperature Evaluation

Measuring Conduction Voltage of Semiconductors in Operation for Real Time Temperature Evaluation

Junction temperature is directly related to system reliability. With TO packaged transistors, it was possible to add a thermocouple to the case and…


Understanding the Different Properties of Diamagnetic, Paramagnetic, and Ferromagnetic Materials

Understanding the Different Properties of Diamagnetic, Paramagnetic, and Ferromagnetic Materials

This article shares how magnetic molecular theory plays a role in electricity and power generation.


Combining Waveforms in a Power System to Cancel Harmonic Components

Combining Waveforms in a Power System to Cancel Harmonic Components

Harmonics can cause transformers to fail, motors to burn out, circuit breakers to trip (nuisance tripping), and neutral conductors and other parts…


An Overview of Software Used in the Modeling and Simulation of Power Electronic Components

An Overview of Software Used in the Modeling and Simulation of Power Electronic Components

This article will provide an example of component modeling and share renowned software currently used in modeling.


Modeling and Simulation of Power Electronic Components

Modeling and Simulation of Power Electronic Components

Modeling and simulation are essential aspects of the analysis and design process in power electronics. This first article in a short series will…


Basic Inductance Principles in Transformers

Basic Inductance Principles in Transformers

Transformers are critical components used in power distribution systems. Learn the principles of transformer operation and inductance through this…


Automatic Magnetic Simulation Generation for Inductive Components Design

Automatic Magnetic Simulation Generation for Inductive Components Design

This article highlights PERMO GaN and SiC technologies which permit to obtain the most efficient converters in the smallest size.


The Basics of Magnetic Materials

The Basics of Magnetic Materials

This article highlights the basics of magnetic materials — the control, transfer, and conditioning of electric power.


An Introduction to Magnetic Components: Inductors

An Introduction to Magnetic Components: Inductors

Understanding the how and why of magnetic components helps power engineers with their designs. Here, learn about the history, materials, and uses…


Thermal Endurance Estimation of Magnetic Components Used in Embedded Automotive Applications

Thermal Endurance Estimation of Magnetic Components Used in Embedded Automotive Applications

This article reviews the common definitions of temperature stated for an insulating material to have an idea of its resistance to heat versus time.


Dissecting the Proper Specification of Magnetic Components

Dissecting the Proper Specification of Magnetic Components

This article highlights Bs&T Frankfurt am Main GmbH design of power magnetic components that requires proper specification for good reliability.