Technical Features

Current
Molded Inductors

Figure 1: Reference schematic of a buck converter Vin = 24 V; Vout = 5 V

Increasing current densities and short switching times in MOSFETs are placing ever greater stress on the dielectric strength of inductors. Molded inductors with a distributed air gap based on iron powder enable high inductance values in the smallest of spaces and thus increase the power density. A new test con
Date:
03/31/2025
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
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