1 Power Semiconductor Market Overview
1.1 Power Semiconductor Product Type
Power semiconductors are electronic devices that are utilized to alter and regulate voltage and current. They can be classified into two main categories: power devices and power integrated circuits (ICs). These components make up approximately 8% of the overall global semiconductor market.
Diagram1: Common Power Semiconductor Products
Source：Public Data
According to the classification of power semiconductor products, discrete power devices can be divided into three main categories: diodes, thyristors, and transistors. Power ICs mainly include driver ICs, power management ICs (PMICs), AC/DC converters, DC/DC and others.
Diagram2: Power Semiconductor Products and Classification
Source：Public Data
1.2 Power Semiconductor Market Overview
Automotive and industrial sectors have the highest demand for power semiconductors, accounting for 35% and 27% respectively.
Chart3: Global Power Semiconductor Market Size（according to applications）
Source：Intelligence Research
Power ics basically account for about 50% of the market size of power semiconductors. In power devices, traditional products such as diodes and rectifier Bridges still occupy a large share (about 15%), while the share of MOSFET and IGBT accounts for 16% and 12% respectively, and is growing rapidly.
Chart4: Global Power Semiconductor Market Size（ according to products）
Source：Yole, IHS
1.3 Power Semiconductor Product Families and Applications
Power ICs, IGBTs, MOSFETs, and power diodes are the four most commonly used power semiconductor products. MOSFETs are primarily utilized in uninterruptible power supplies, switching power supplies, frequency converters, and audio equipment. Power diodes are mainly used in power supplies, adapters, automobiles, and consumer electronics. IGBTs are suitable for applications in rail transit, photovoltaic power generation, automotive electronics, and other fields.
Table5: Power Semiconductor Product Parameters and Applications
Source：Public Data
The transistors represented by MOSFETs and IGBTs account for the largest proportion in power devices, about 28.8%. From the current market demand, silicon-based MOSFET, silicon-based IGBT and silicon carbide (SiC) are the main products of current power devices.
1.4 Power Semiconductor Main Manufactorers
NXP and ON Semiconductor have long been the top manufacturers in the power device market. Additionally, there are other global top manufacturers such as ST, Mitsubishi, Fuji, Toshiba, Vishay, Nexperia, and Renesas.
In the power IC market, the top three leading manufacturers are TI, Adno, and Infineon. Other major manufacturers include Qualcomm, ON Semiconductor, ST, Renesas, American Core Source, Mediatek, and NXP.
Currently, the main manufacturers of silicon carbide (SiC) modules in the world are ST, Infineon, Cree, ROM, ON, BYD, Microchip, Mitsubishi Electric, and SemiKron. The top five manufacturers in the world hold approximately 70% of the market share.