Power Systems Design (PSD) Information to Power Your Designs

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Figure 1: MOSFET channel punch-through showing outputs from previous SPICE simulators vs. QSPICE

QSPICE: A Mission to Get SPICE Right

Siddharth Mohan, design engineer, Qorvo

Qorvo’s QSPICE™ simulator for analog and mixed-signal simulation provides power designers with the tools to confidently evaluate their designs. Free to use, QSPICE improves SPICE basics, supports large amounts of digital logic without performance penalties, and delivers the speed and accuracy needed for rel

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Date:

11/29/2024

STMicroelectronics Releases Standard-Threshold 40V MOSFETs in Enhanced STripFET F8 Technology

STMicroelectronics has introduced 40V STripFET F8 MOSFETs with standard threshold voltage (VGS(th)), combining the advantages of the enhanced trench gate technology with superior noise immunity for applications with non-logic-level control. The industrial-grade STL300N4F8 and automotive-grade STL

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Date:

11/18/2024

Navitas Presents World's First 8.5kW AI Data Center Power Supply Powered by GaN and SiC

Navitas Semiconductor, the only pure-play, next-generation power semiconductor company and industry leader in gallium nitride (GaN) power ICs and silicon carbide (SiC) technology, has announced the world’s first 8.5 kW power supply unit (PSU), powered by GaN and SiC technologies to achieve 98% efficiency, fo

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Date:

11/07/2024

Cost-Effective Power Supplies in Metal Encased Packages

TRACO Power is proud to announce the release of four additional TXN series power levels. These 35, 200, 350, and 800 Watt, encased AC/DC power supplies are the latest releases for the TXN family of power supplies which will eventually cover 25 to 1,000 Watts and will be the most cost-efficient encased AC/DC prod

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Date:

11/05/2024

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Figure 1: Typical Application Circuit

Using SPICE model blocks – Part Three

Steven J. Goldman, Field Applications Engineering Director, Alpha & Omega Semiconductor

This article is Part Three of a mini-series, presenting useful SPICE model blocks to help motor control and power supply designers perform effective simulations. Part Two introduced a block called “CLOCKDRIVER” (see PSD, May 2017) for driving half-bridge circuits. CLOCKDRIVER converts one ref

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Date:

11/01/2024

Kevin Parmenter, Director, Applications Engineering. TSC, America

The Power Semiconductor Market

Kevin Parmenter, Director, Applications Engineering. TSC, America

In August, Frost & Sullivan reported: “Power Semiconductors are experiencing transformational growth due to rapid electrification across industries, the AI boom, growing renewable energy demand, and focus on sustainability.” From 2023 to 2033 the forecasted cumulative growth opportunity for power semiconductors is

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Date:

11/01/2024

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Figure 1: Gate driver’s MOSFET driving for turn-on/off operation and current path. The MOSFET model includes parasitic capacitances such as CGD and CGS, which must be charged and discharged

Maximize SiC MOSFET Performance with Optimized Gate Drivers

Bob Card, Marketing Manager, onsemi

Silicon MOSFETs and IGBTs have traditionally dominated the market for power electronic applications such as uninterruptible power supplies, industrial drives and pumps and electric vehicles (EVs). Market demand for smaller form-factors however, along with various pressures on designers to improve power efficiencies, ha

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Date:

11/01/2024

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Figure 1: The LTM4607 power stage schematic

High-Current, High-Performance Buck-Boost Regulator

Ling Jiang, Wesley Ballar, Anjan Panigrahy, and Henry Zhang, Analog Devices

There are many applications with wide input and/or output voltage ranges, such as a battery-powered system. The power supply needs to regulate its output voltage while the input voltage can be lower or higher than the output voltage. A four-switch buck-boost topology can offer the highest efficiency and power den

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Date:

11/01/2024

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Figure 1a: Edison

The Future of Powering the World

Alan Jay Zwiren, Senior Product Marketing Manager, Microchip Power over Ethernet Business Unit

For those who have watched the TV series “The Big Bang Theory,” you may recall Sheldon’s character talking about the rivalry between Thomas Edison and Nikola Tesla. Their feud became known as the “War of Currents,” which occurred in the 1880s. Back then, as electricity was emerging as an essential se

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Date:

11/01/2024

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Figure 1: XP Power’s recently launched HPF3K0 delivers up to 3kW of power from a universal single-phase input with configurable single output voltages ranging from 24 to 60V

More Than Simply Volts and Amps

Hafiz Khalid, Product Marketing Director, XP Power

Over the years, increasing amounts of functionality and features have helped enhance the safety, performance, and reliability of power supplies. This article looks beyond the volts and amps to discuss how digital control and its programmability can benefit semiconductor manufacturing equipment designers. The semicondu

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Date:

11/01/2024

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Optimizing EV On-Board Charger Protection: A Superior Solution

Michael Zimmermann, Littelfuse, Inc.

Traditional solutions, like NTC thermistors and standalone MOVs, often need more response time and reliability. This article explores how the SIDACtor+MOV combination offers a superior, cost-effective solution for safeguarding EV on-board chargers, providing faster response, lower clamping voltage, and enhanced du

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Date:

11/01/2024

Ally Winning, European Editor, PSD

Back to Basics with Power Semiconductors

Ally Winning, European Editor, PSD

Welcome to the November edition of Power Systems Design Europe. The subject of this month’s Special Report is Power Semiconductors. The subject covers a huge range of components and is dedicated to their advancement. It is something we are not short of at present, especially with the speed of improvement in

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Date:

11/01/2024

Jason Lomberg, North American Editor, PSD

Power Electronics, AI, and the Biggest Show of the Year

Jason Lomberg, North American Editor, PSD

Welcome to the November issue! But more importantly, it’s here! The biggest show of the year, the grandaddy of all industry events, Munich’s very own electronica! I don’t have to explain to you the significance of this preeminent gathering of engineers, technologists, marketers, and innovators descendin

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Date:

11/01/2024