Power Electronics

Current Status and Future Prospects of Third-Generation Semiconductors

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Current Status and Future Prospects of Third-Generation Semiconductors

This article analyzes the strategic significance of third-generation semiconductors and discusses the development status of China’s technology and industrialization capabilities in related fields. It elaborates that “large size and cost reduction” is the current focus of development for silicon carbide (SiC) and gallium nitride (GaN) technologies, and explores the development models of enterprises in the … Read more

Bidirectional Thyristor Trigger Circuit Design Tips

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Bidirectional Thyristor Trigger Circuit Design Tips

Introduction to Bidirectional Thyristors “Bidirectional Thyristor”: It is developed based on ordinary thyristors. It can replace two antiparallel thyristors and only requires one trigger circuit, making it a relatively ideal AC switching device. Its English name TRIAC means three-terminal bidirectional AC switch. Characteristics and Applications of Bidirectional Thyristors Bidirectional thyristors can be considered an integration … Read more

Correct Measurement of Signals in SiC/GaN Power Electronics Systems

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Correct Measurement of Signals in SiC/GaN Power Electronics Systems

1 Background SiC/GaN is increasingly being applied in designs with higher power and voltage, such as motor drivers for electric vehicles (EVs), fast charging stations for electric vehicles, onboard and offboard chargers, wind and solar inverters, and industrial control power supplies/lighting power supplies. As the switching speed of SiC/GaN power devices increases (extremely high dv/dt), … Read more

Review of Electrolytic Capacitorless AC Motor Drive Control Technology

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Review of Electrolytic Capacitorless AC Motor Drive Control Technology

Click the button above to follow and like below Star it before you go! This article is a review published by Professor Wang Gaolin’s team at Harbin Institute of Technology in the “Journal of Electrical Engineering” 2021, issue 4, in the “High-Performance Permanent Magnet Motor Drive and Control” column. Interested friends can click the mini … Read more

Zhongjing Microelectronics (Shanghai) Semiconductor Co., Ltd.

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Zhongjing Microelectronics (Shanghai) Semiconductor Co., Ltd.

Zhongjing Microelectronics was established in 2023, and its business scope includes the sales of semiconductor discrete devices, power electronic components, integrated circuits, wholesale of electronic components, sales of electronic products, integrated circuit chip design and services, research and development of electronic special materials, and sales of electronic special materials.

Media Focus: Renesas Interview – Building Ecosystem Competitiveness with Gallium Nitride

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Media Focus: Renesas Interview - Building Ecosystem Competitiveness with Gallium Nitride

In June 2024, Renesas Electronics officially completed the acquisition of Transphorm, a representative company in D-mode gallium nitride (GaN), which caused a stir in the industry last year. One year after acquiring Transphorm, Renesas officially fired the “first shot” for gallium nitride by launching the 4.5 generation GaN devices. What advantages does Renesas’s 4.5 generation … Read more

New Forces in the Rankings: Pure Semiconductor – Building a Domestic Silicon Carbide Symbiotic Network

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New Forces in the Rankings: Pure Semiconductor - Building a Domestic Silicon Carbide Symbiotic Network

This is a testament to the glory of the city, a historical epic that stirs the industrial landscape. Since its emergence in 2005, the “Ningbo Entrepreneurship and Innovation Ranking” has measured the industrial leap along the East China Sea over twenty years, inscribing the legend of entrepreneurship and innovation in Ningbo, continuously projecting the strong … Read more

How DSP Outperforms ARM in Certain Fields

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How DSP Outperforms ARM in Certain Fields

Most embedded beginners know that Texas Instruments’ C2000 series DSPs are more suitable for applications in inverters and video processing than the STM32 series based on the Cortex-M core represented by STMicroelectronics. On paper, the Cortex-M series may have a clock frequency 2-4 times that of DSP chips, so what advantages does DSP have to … Read more

Digital Medium Transistor DACFET

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Digital Medium Transistor DACFET

Digital Medium Transistor DACFET1. Introduction Many electrical appliances used in daily life are equipped with power electronic conversion circuits. These circuits can convert AC input from a power line into DC, and then convert the obtained DC and the DC provided by batteries back into AC (necessary for the normal operation of motors). They can … Read more

Power Electronics Technology in Everyday Life

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Power Electronics Technology in Everyday Life

Liquid Crystal Display (LCD) dominates the current electronic display field due to its advantages of being lightweight, energy-efficient, and providing clear displays, widely used in various electronic devices. Power electronics technology plays an indispensable role in enhancing the performance and functionality of LCDs as a key branch of modern electronic technology. By efficiently converting, controlling, … Read more