Technical Features

    October 2019
    Transformer Design Comparisons for Mitigating EMI in Gate Driver Circuits

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    Figure 1: Gate driver circuit diagram with a Bourns transformer

    While gate driver-based converters deliver improved efficiency, speed and signal integrity, their high frequency switching features can produce elevated levels of conducted electromagnetic interference (EMI), posing challenges to electromagnetic compatibility (EMC) and overall system reliability. To solve this
    Date:
    03/29/2026
    Moving from Electromechanical to Solid-State in Relays and Circuit Breakers

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    Figure 1: Contact wear in an electromechanical relay

    As a mature technology, electromechanical relays and circuit breakers are well established, however they continue to suffer from some inherent weaknesses. Moving to solid-state technology can address these but introduces its own challenges. So, what is the right solution? In the movies, whenever the lights go
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    Date:
    10/31/2019
    Bipolar Power Supplies Based on the Common Buck Converter

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    Figure 1. Electrical schematic of the two terminal, bipolar, adjustable power supply.

    A bench-top power supply (PS) tends to have an even number of terminals (ignoring the chassis port)—with one positive terminal and one negative terminal. Using a bench-top supply to produce a positive polarity output is easy: set the minus output to GND and the positive output voltage at the plus output. It is
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    Date:
    10/29/2019
    GaN in Space

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    Figure 1. Solar panels deployed on a satellite (Image courtesy of NASA)

    The commercial space sector led by Space X and Blue Origin, plus companies like Northrop Grumman and Boeing, have given new life and accelerated NASA’s plans for the journey to Mars. The addition of the Artemis program, to establish a Moon base for the first leg of exploration and mining in the mid-2020s, will
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    Date:
    10/29/2019
    Archive

    Transformer Design Comparisons for Mitigating EMI in Gate Driver Circuits

    Mar 29,2026
    Matthew Russell, Master’s student at University College Cork, and a student engineer at Bourns Electronics Ireland

    1250 V/1700 V GaN HEMTs for NVIDIA 800 VDC Architecture

    Jan 31,2026
    Kamal Varadarajan & Chris Lee, Power Integrations

    Future-Proof Automotive High-Voltage-to-SELV Conversion

    Dec 30,2025
    Greg Green, Director of Automotive Marketing, Vicor

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    Power Systems Design is a leading global media platform serving the power electronics design engineering community. It delivers in-depth technical content, industry news, and product insights to engineers and decision-makers developing advanced power systems and technologies.

    Published 12× per year across North America and Europe, Power Systems Design is distributed through online and fully digital editions, complemented by eNewsletters, webinars, and multimedia content. The platform covers key areas including power conversion, semiconductors, renewable energy, automotive electrification, AI power systems, and industrial applications—supporting innovation across the global electronics industry.