Notable & Newsworthy

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Charging Electric Vehicles 5x Faster in Subfreezing Temps

Engineering student Chloe Acosta plugs in an EV for charging in snowy weather on the University of Michigan's North Campus. Photo: Marcin Szczepanski, Michigan Engineering

­A modified manufacturing process for electric vehicle batteries, developed by University of Michigan engineers, could enable high ranges and fast charging in cold weather, solving problems that are turning potential EV buyers away. "We envision this approach as something that EV battery manufacturers
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Date:
04/01/2025
The Aftermath of the Biggest Power Show of the Year

Jason Lomberg, North American Editor, PSD

­So?? How was APEC? Was it everything you hoped for (with a side of peaches, pecans, and chicken & waffles)? This was my fourth time to Atlanta, having been in the military years ago (Georgia is an Army epicenter), on vacation, and to a gorgeous destination wedding there. And even after having my fill o
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Date:
04/01/2025
Cutting Operating Costs in Industry

Ally Winning, European Editor, PSD

­Welcome to the April edition of Power Systems Design Europe. We are well into conference season, and April is the month between the two most important exhibitions in the industry this year, APEC and PCIM. The show in Nuremberg will have a lot to live up to after this year’s APEC in Atlanta, but I’m sure th
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Date:
04/01/2025
Automotive Electrification Movement

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Figure 1: While the highly watched demand for EV and hybrid vehicles continues to increase, sales of new EV vehicles have slowed over the last several months due to many factors, including market and public policy

­The automotive industry's evolution through electrification—replacing traditional mechanically driven systems with electric components and systems—is profoundly changing the design of today’s vehicles, which range widely from internal combustion engines to mild hybrids to fully electric architectures. As systems ha
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Date:
04/01/2025
Fiber Optic vs Metal Components

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­The introduction of fiber optic technology has advanced the way we deliver power and communicate digitally but how does it compare to traditional cabling materials and is it sustainable? Here, Mark Baptista, internal application engineer at electrical connector specialist PEI-Genesis, explains the differences be
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Date:
04/01/2025
Temperature Sensors in SMD Format for Power Electronics

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Figure 1: The Pt1000 SMD-SC temperature sensor has bond pads (AgPt) for thin and thick wire bonding and back side metallization optimized for silver sinter processing (AgPd) (source: Yageo)

­The combination of silver sinter technology and SMD assembly forms the basis for high-performance, reliable, and compact temperature sensors that meet the requirements of state-of-the-art and next-generation power electronics. Sensor technology is a key technology in the modern world. Precise temperature d
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Date:
04/01/2025
Reducing the Size of xEV Inverters

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Figure 1: TRCDRIVE pack is a compact module offering high current density with heat dissipation on one side that has been developed for controlling traction inverters and is based on ROHM’s proprietary module technology

­Mobility is a key part of our daily life. The rapid move to carbon-neutral and energy-efficient means of transport is making an important contribution to a greener future. Development of electric drives that are more compact, efficient and also lighter has a key part to play here - not only in promoting greater in
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Date:
04/01/2025
A New Approach to Real-Time Operating Systems for Embedded Systems: Taking a Closer Look at Cycle-Resolution Timing

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Figure 1: Difference between an RTOS using cycle-resolution timing (bottom) and a conventional RTOS (top). The CPU stays in energy-saving mode significantly longer and is woken up less often by interrupts (red), resulting in more computing power and less energy consumption

­When developing embedded systems, selecting the appropriate real-time operating system (RTOS) is essential to ensuring efficient and reliable operation. When comparing the available RTOS scheduling options, cycle-resolution timing stands out because of its unique approach. This article takes a closer look
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Date:
04/01/2025
How to Manage Aging Electrical Power Equipment in Data Centers

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Figure 1: It’s important to establish maintenance programs that will bolster the life expectancy of your electrical power equipment, reduce the chance of failure, and lower energy consumption

­Data centers power the digital infrastructure that modern society relies on. For companies that depend on data centers to store, process, and transmit critical information, even a single outage can result in considerable financial losses, security vulnerabilities, and operational disruptions. Data centers a
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Date:
04/01/2025
DC-DC Converters for Reliable Power Supplies in Network Switches

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Figure 1: Redundancy is an important reliability aspect of the typical network switch power configuration rails with voltage and current requirements

­The rapid expansion of cloud computing services has fueled a dramatic surge in data traffic. This trend is expected to continue with a CAGR (Compound Annual Growth Rate) of approximately 20% from 2024 to 2033. Network devices, including routers and network switches, are essential for accommodating this rapid gr
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Date:
04/01/2025
Improving the Efficiency and Sustainability of Electric Motors

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Figure 1: Bearing fault’s impact on motor efficiency

­Industry 4.0 is seen as the new era of manufacturing, combining technology, robotics, artificial intelligence, and automation to create an efficient and effective manufacturing process. Industrial use cases represent 37% of energy used worldwide, with 70% consumed by motors. Over recent years, there has been
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Date:
04/01/2025
The Industrial Electronics Market – Reliability and Efficiency

Kevin Parmenter, Director, Applications Engineering. TSC, America

­A recent report from Cognitive Market Research estimates that the industrial electronics market has been experiencing steady and expanding growth. In 2023, it was valued at approximately $208 billion and is expected to grow at a compound annual growth rate (CAGR) of 5.60% from 2023 to 2030. This growth trajectory su
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Date:
04/01/2025
U.S. Battery Capacity on the Rise

Jason Lomberg, North American Editor, PSD

­In what’ll probably come as no surprise to those tuned in to the market, the U.S. battery capacity saw a huge uptick in 2024. But why, and could recent political developments bump up those numbers even further? According to the U.S. Energy Information Administration, cumulative utility-scale battery storage c
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Date:
04/01/2025
The EV Battery Competition Heats Up

Ally Winning, European Editor, PSD

­One area of the industry I find particularly fascinating is the search for new battery technology, particularly for electric vehicles. It seems almost every month, a new battery chemistry comes closer to commercialization. Although our current Li-ion batteries are very good at what they do, there is always ro
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Date:
04/01/2025
Noise from Different Switching Regulator Topologies

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Figure 1: A switch-mode power supply shown as a black box

Many different switching regulator topologies exist. Some, such as the classic step-down converter, also known as a buck converter, are very widespread. However, there are also a few lesser known switch-mode dc-to-dc converters, including the zeta topology. Differentiation can be made between basic and extended to
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Date:
04/01/2025
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