EPC announces the introduction of a new family of radiation-hardened gallium nitride transistors and integrated circuits. With higher breakdown strength, faster-switching speed, higher thermal conductivity, and lower on-resistance, power devices based on GaN significantly outperform silicon-based devices. The lower resistance and gate charge enable faster power supply switching frequencies resulting in higher power densities, higher […]
Power Electronic Tips
Compact dc/dc converters provide up to 12 kW/600 A for off-road apps
With its new VALUE DC-DC product line, BrightLoop Converters is aiming to democratize access to performance and offer a range of converters dedicated to off-highway and commercial vehicles. The French player in power electronics is teaming up with Efficient Power Conversion (EPC) to deliver the upcoming VALUE product line. BrightLoop Converters has gained experience from […]
1U dc supplies provide up to 10 kW output
Magna-Power expanded its popular SL Series programmable DC power supply product line with the introduction of 18 new models at 10 kW rated output power while maintaining the product line’s 1U (1.75” high) rack-mount form factor. The SL Series continues to lead 1U rack-mount programmable DC power supply power density, enabling extremely power dense rack-mount […]
Increasing power conversion efficiency with new semiconductor technologies
There is a choice of devices to use, including SiC FETs, a hybrid of silicon and SiC technology. This article discusses characteristics of the devices in comparison with other approaches. High efficiency is the universal aim in the world […]
Basics of motion-control profiles, Part 3: Implementations
How a motor ramps its angular position or rotational velocity from a starting point to the intended target value is a complicated topic which modern motor controllers address in many ways. Part 2 of this article looked at the basic ramping trajectories of the motion-control system. This final part briefly explores some standard motion-control ICs […]
Basics of motion-control profiles, Part 2: Ramp profiles
How a motor ramps its angular position or rotational velocity from a starting point to the intended target value is a complicated topic which modern motor controllers address in many ways. Part 1 was an introduction to issues related to motor and motion control. This part will focus on the topic of motor ramping and […]
Basics of motion-control profiles, Part 1: Context
How a motor ramps its angular position or rotational velocity from a starting point to the intended target value is a complicated topic which modern motor controllers address in many ways. Controlling the motion of a motor is a major design challenge since how a well a possible motor choice can ramp its speed and […]
Dual power rail I2C bus GPIO expanders are automotive-compliant
Diodes Incorporated has announced 16-bit PI4IOE5V6416Q and 34-bit PI4IOE5V6534Q bidirectional voltage-level translation general-purpose I/O (GPIO) expanders for automotive applications. Representing an industry first for the automotive industry, the automotive-compliant, AEC-Q100 Grade 2 qualified devices with dual voltage rail provide enhanced programmable I/O for next-generation low voltage microprocessors and microcontrollers via the I2C interface. As part of Diodes’ ongoing […]
External power supplies target home healthcare applications
CUI Inc, a Bel group company, announced the addition of a new series of medical desktop ac-dc power supplies to its external ac-dc power supply line. The SDM24-UD Series is available in four models and in black or white color options. The series features up to 27 W of continuous power and no-load power consumption […]
Modular power supply provides 385 Vdc for distributed power and dc microgrids
TDK Corporation announces the introduction of the TDK-Lambda brand TPF45000-385 non-isolated modular AC-DC power supply. Developed for use in distributed power architectures (DPA) and DC Microgrids, the 98% highly efficient TPF45000 provides a regulated 385Vdc output with a current of up to 117A. Low internal losses enable the use of cooling by fans, avoiding the […]