A simple three-step method is introduced to design loop compensation for current-mode controlled switch-mode power supplies using a Type 2 compensation network, with optimization aided by the LTpowerCAD® design tool. (Source: photobuay - stock.adobe.com)
ARTICLE SERIES PART 3

Understanding power supply loop stability and loop compensation: Loop design in three simple steps

Part 3 of this article series explains a simple method for designing loop compensation in current-mode controlled switch-mode power supplies. This control architecture is extensively used in power management solutions, including many of ADI’s power products. It enables the use of a simple Type 2 compensation network to design and optimize the supply feedback loop, ensuring rapid transient responses and robust stability margins.

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ROHM develops new high power density SiC power modules.  (Source: ROHM Semiconductor)
ELECTROMOBILITY

ROHM Develops New High Power Density SiC Power Modules

ROHM has developed the new 4-in-1 and 6-in-1 SiC molded modules in the HSDIP20 package optimized for PFC and LLC converters in onboard chargers (OBC) for xEVs (electric vehicles). The lineup includes six models rated at 750V (BSTxxx1P4K01) and seven products rated at 1200V (BSTxxx2P4K01). All basic circuits required for power conversion in various high-power applications are integrated into a compact module package, reducing the design workload for manufacturers and enabling the miniaturization of power conversion circuits in OBCs and other applications.

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Semikron Danfoss’ Module with ROHM’s latest 2kV SiC MOSFETs Integrated into SMA’s Large Scale Solar System.  (Source: ROHM Semiconductor GmbH)
ENERGY STORAGE

Semikron Danfoss’ Module with ROHM’s latest 2kV SiC MOSFETs Integrated into SMA’s Large Scale Solar System

SMA Solar Technology AG, a leading global specialist in photovoltaic and storage system technology, adopts Semikron Danfoss’ Module with ROHM's latest 2kV SiC MOSFETs inside its new large scale solar system “Sunny Central FLEX”, a modular platform designed to streamline and enhance grid connections for large-scale photovoltaic installations, battery storage systems, and emerging technologies.

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All three days of the exhibition were accompanied by a highly focused, specialized program of presentations covering current topics in the industry, such as decarbonization. (Copyright Mesago Messe Frankfurt GmbH / Arturo Rivas)
TRADE FAIR NEWS

The PCIM Expo & Conference 2025 again proves to be a catalyst for innovation and progress in power electronics

From 6 – 8 May 2025, the PCIM Expo & Conference once again delighted international industry visitors with solutions, presentations, and much more from the world of power electronics. As the central industry platform for pioneering product premieres, innovations, and the latest research findings, the leading expo and conference provided plenty of inspiration for the evolution toward greater efficiency and sustainability in the sector.

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Germanium, despite failing as a semiconductor, held a strong market for two decades in the mid-20th century, with legacy texts favoring it over silicon. Today, it's still used with silicon in various applications. Learn more about this here. (Source: Polycrystalline-germanium / Jurii / CC BY 3.0 / Wikimedia Commons)
SEMICONDUCTOR MATERIALS

Germanium: The “lost” semiconductor

Inventions from the 1940s to the 1970s focused heavily on Germanium semiconductors. Germanium was once considered superior to silicon in the race to develop efficient semiconductors. Today, people do not know that germanium is a semiconductor. The article explains various reasons that led to the failure of germanium as a semiconductor, despite its promising future.

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