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How To Reduce EMI in Switching-Converters When Spread Spectrum Is Not an Option

Learn five alternatives to spread spectrum for EMI mitigation in switched-mode power supplies: passive and active EMI filtering, slew rate control, advanced packaging, and PCB layout optimization.

November 30, 2023 by Jonathan Riley, Texas Instruments

I’m Thankful for These 6 EE Online Resources on All About Circuits

On Thanksgiving today, Jeff reflects on how electronics technology enables all our amazing devices, and shares six useful All About Circuits online resources to be thankful for.

November 23, 2023 by Jeff Child

From VHDL Code to Real Hardware: Designing an 8-bit ALU

In this project we create an 8-bit arithmetic logic unit (ALU) in the VHDL language and run it on an Altera CPLD development board connected to a custom PCB with input switches and LED display.

October 22, 2023 by Kristijan Nelkovski

Selecting a MOSFET for Buck-Boost DC-DC Converters in Car USB PD Designs

Selecting the right power MOSFET for your DC-DC converter can improve efficiency and minimize heating. Learn the tradeoffs associated with MOSFET on-resistance and gate charge for an H-bridge buck-boost DC-DC converter design.

October 12, 2023 by Hiroshi Takei, Toshiba

Your 2023 Back-to-School Guide to All About Circuits’ Educational Resources

Whether you are just starting your first year as an engineering student, working on a second or third degree, or simply want to brush up on key topics, All About Circuits has the resources you need: awesome textbooks, technical articles, calculators, and more for your EE studies.

October 11, 2023 by Jeff Child

ESA Demos MEMs Rocket Thruster That’s as Small as a Coin

Miniature satellite thruster rocket engine with 1 mm combustion chamber requires MEMs fabrication techniques to manufacture. Uses only ice and electricity to create power.

September 18, 2023 by Duane Benson

Development Boards Built to Kick Start Automotive, Edge AI, & IoT Design

Renesas, Infineon, Edge Impulse, and AnalogLamb have released boards and kits—all with the goal of accelerating development cycles in embedded systems.

September 16, 2023 by Abdulwaliy Oyekunle

Assessing Conductor and Dielectric Losses in Transmission Lines

Understanding the causes of attenuation in a transmission line can help us choose the right solutions for our application. In this article, we’ll learn about attenuation caused by conductor loss and dielectric loss.

September 15, 2023 by Dr. Steve Arar

Introduction to Dielectric Loss in Transmission Lines

Understanding the effect of dielectrics on transmission lines is an important aspect of many high frequency system designs. This article will introduce concepts like relative permittivity and loss tangent and describe how they affect the performance of transmission lines.

September 03, 2023 by Dr. Steve Arar

The Skin Effect in Cylindrical and Rectangular Conductors: Eddy Currents and Current Crowding

The distribution of AC currents in real conductors with finite dimensions and circular or rectangular cross-sections is non-uniform. This article will discuss Faraday's law and how AC currents create eddy currents and current crowding in real conductors.

August 27, 2023 by Dr. Steve Arar

Developing Thermal Design Guidelines for Power MOSFETs in a Chassis

Detailed simulations of the thermal behavior of MOSFETs in a closed chassis allow the development of guidelines for improving system design for MOSFET placement in conjunction with the use of fans, grills, and heatsinks.

August 24, 2023 by Toshiaki Hosoya, Toshiba

The Challenge of Integrating an Antenna Into Small IoT Devices

Designing antennas for compact IoT devices is a tricky task, but an increasingly important one. Learn more about this challenge and how to meet it.

August 18, 2023 by Nthatisi Hlapisi

Understanding and Minimizing Switching Noise Jitter (SNJ)

Switching noise jitter (SNJ) is an important concept to digest and a tricky problem to manage. Learn the background of SNJ and how employing innovative filtering technology can smooth the way.

August 17, 2023 by Steve Taranovich, TransSIP

Germany Dashes for the Lead in European Semiconductor Race

With a fresh injection of funds from the European Chips Act, Germany is vying to stabilize the European semiconductor industry within its borders.

August 15, 2023 by Duane Benson

Haptics Development Board is Small Enough to Fit Inside Your Lightsaber

Aimed at easing the process of developing devices that require HD haptics, Titan Haptics has unveiled a tiny board designed both for development and and for embedding into your design.

August 02, 2023 by Jeff Child

Lossy Transmission Lines: Introduction to the Skin Effect

This article introduces high-frequency conductor losses in transmission lines caused by a phenomenon known as the skin effect.

July 19, 2023 by Dr. Steve Arar

Introduction to Lossy Transmission Lines

This article will help you understand losses in high-frequency transmission lines that include traces on PCBs. We will also investigate how these losses impact signal propagation and the quality of digital signals.

July 12, 2023 by Dr. Steve Arar

Wolfspeed SpeedVal Kit™ Modular Silicon Carbide Evaluation Platform | Digital Datasheet

AAC’s Digital Datasheet video series introduces the specs and applications of components—both new and familiar—straight from their datasheets.

July 11, 2023 by Wolfspeed

PCB Material Properties and Their Impact on Performance of High Frequency Boards

Understanding PCB material parameters such as relative permittivity and loss tangent allows us to discuss some important considerations for choosing the right material when designing a high-speed/high-frequency application.

July 05, 2023 by Dr. Steve Arar

What Intel’s European Investments Say About Its Tech Roadmap

Intel has pledged 33 billion euros to expand its semiconductor presence across Europe. Here's what the breakdown of those funds looks like.

June 29, 2023 by Chantelle Dubois