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
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
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
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
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 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
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
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