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Understanding Compound Semiconductors

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Understanding Compound Semiconductors

Compound semiconductors have excellent performance and a broad development prospect. Compound semiconductors mainly refer to second and third generation semiconductors such as Gallium Arsenide (GaAs), Gallium Nitride (GaN), and Silicon Carbide (SiC). Compared to the first generation of elemental semiconductors, they are significantly superior in high-frequency and high-temperature performance. Gallium Arsenide: It features high frequency, … Read more

Fourth Generation Semiconductor Materials

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Fourth Generation Semiconductor Materials

With the continuous development of electronic information technology, semiconductor materials have undergone several iterations.Currently, the third-generation semiconductors represented by GaN and SiC have become a “battleground” for countries around the world, widely used in the manufacture of various electronic and optoelectronic devices.However, in recent years, new application scenarios such as 6G communication, super-fast charging for … Read more

The Evolution of Semiconductor Materials

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The Evolution of Semiconductor Materials

In the modern world, no one can say they are unrelated to “semiconductors.” Semiconductors sound rigid and cold, but they are not just a concern for engineers in scientific parks; the smartphones you swipe, the computers you use, the televisions you watch, and the speakers you listen to all contain semiconductor components. It can be … Read more

Comprehensive Introduction to Semiconductor Wafers

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Comprehensive Introduction to Semiconductor Wafers

Source: Semiconductor Industry Alliance A wafer is a fundamental raw material for manufacturing semiconductor devices. Extremely pure semiconductors are prepared into wafers through processes such as crystal pulling and slicing. The wafers undergo a series of semiconductor manufacturing processes to form extremely small circuit structures, which are then cut, packaged, and tested to become chips, … Read more

Focus on Key Industrial Chains | Semiconductor Wafer Market Research in Mainland China

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Focus on Key Industrial Chains | Semiconductor Wafer Market Research in Mainland China

1. Overview Silicon wafers (also known as silicon substrates) are made from purified silicon (99.9999999% to 99.99999999999%), where high-purity polycrystalline silicon is melted and drawn into single crystal silicon rods, then processed through rolling, cutting, grinding, polishing, and cleaning to become the substrate material for manufacturing semiconductor devices. 1.1 Silicon Wafers and the Industrial Chain … Read more

Understanding Power Semiconductor IGBT and SiC Technology

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Understanding Power Semiconductor IGBT and SiC Technology

Source: Semiconductor Full解 Original Author: Yuan Yuan De Yuan This article introduces the relevant knowledge of power semiconductor IGBT and SiC technology. 1. Applications of IGBT Power electronics technology is widely used in new energy vehicles, serving as the basis for efficient, rapid, stable, and safe energy conversion in automotive powertrain systems. The DC/DC topology … Read more

What Do First, Second, Third, and Fourth Generation Semiconductors Refer To?

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What Do First, Second, Third, and Fourth Generation Semiconductors Refer To?

Source: Tom Talks Chips and Manufacturing Original Author: Tom How are chips classified, and what is their relationship with the first, second, third, and fourth generations? First Generation Semiconductors Representative materials: Silicon (Si), Germanium (Ge). Disadvantage of Germanium: Poor thermal stability. The emergence of germanium transistors in 1948 led to rapid development from 1950 to … Read more

Understanding Third-Generation Semiconductors: A Dive into Gallium Nitride

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Understanding Third-Generation Semiconductors: A Dive into Gallium Nitride

The third-generation semiconductors, also known as wide bandgap semiconductors, are represented by silicon carbide (SiC) and gallium nitride (GaN). They possess superior properties such as high frequency, high efficiency, high power, high voltage resistance, high temperature resistance, and strong radiation resistance. These characteristics align with national strategic needs for energy conservation, intelligent manufacturing, and information … Read more

Third Generation Semiconductors in Shenzhen

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Third Generation Semiconductors in Shenzhen

Third generation semiconductors, also known as wide bandgap semiconductors, refer to semiconductor materials represented by gallium nitride (GaN) and silicon carbide (SiC), which can operate at higher temperatures, stronger voltages, and faster switching frequencies. They are suitable for fields such as smart grids, new energy vehicles, 5G communications, microwave RF, and deep space equipment. The … Read more

Focus on Key Industry Chains: Comprehensive Analysis of Power Semiconductors and Top 65 Power Device Companies in Mainland China

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Focus on Key Industry Chains: Comprehensive Analysis of Power Semiconductors and Top 65 Power Device Companies in Mainland China

Power semiconductors are the core of energy conversion and circuit control in electronic devices, primarily serving functions such as power conversion, power amplification, power switching, circuit protection, inversion (DC to AC), and rectification (AC to DC). With the national push for energy substitution and energy-saving renovations, there is an urgent need for high-quality and high-efficiency … Read more