SiC 和 GaN 市场格局的演变

Group 1: Core Insights - The power SiC market is primarily driven by automotive applications, especially in battery electric vehicle (BEV) inverters, with a projected market size of $10 billion within the next five years [3][4] - The emergence of 800V fast charging technology is a significant trend driving the growth of the SiC market, despite a slowdown in the electric vehicle market expected in 2024-2025 [3][4] - Recent bankruptcies of major players like Wolfspeed and JS Foundry have significantly impacted the market landscape, with Wolfspeed completing its bankruptcy restructuring by September 2025 [3][4] Group 2: Transition to 200mm Wafers - The global SiC industry is transitioning from 150mm (6-inch) wafers to 200mm (8-inch) wafers, with companies like Wolfspeed and Infineon making significant advancements in this area [5][6] - Bosch and Mitsubishi Electric are also progressing in the 200mm SiC wafer production, with Mitsubishi's factory completion announced in October 2025 [5][6] Group 3: New Entrants in SiC Market - Countries like India and Singapore are actively entering the SiC market, with Indian companies forming partnerships and launching manufacturing facilities [7][8] - Notable developments include the establishment of a high-voltage SiC wafer supply partnership between LTSCT and HYS, and the construction of India's first end-to-end SiC manufacturing plant by SiCSem [7][8] Group 4: GaN Market Dynamics - The GaN power application market is primarily driven by consumer applications such as mobile chargers, with a projected market size exceeding $2.5 billion by 2030 [10][11] - Innoscience is expected to lead the global GaN power device market with a 29.9% share, followed by other key players [10][11] Group 5: GaN Technology and Trends - The GaN industry is shifting towards an IDM business model, contrasting with the previous dominance of fabless semiconductor companies [12][13] - Significant collaborations and agreements, such as GlobalFoundries' licensing agreement with TSMC for GaN technology, are shaping the market [14][19] Group 6: New Developments in GaN - The GaN market is also seeing advancements in wafer sizes, with 300mm (12-inch) wafers being developed, as demonstrated by Infineon's progress [15][16] - The emergence of vertical GaN architecture is a notable trend, offering advantages over traditional planar structures, with companies like Onsemi leading this innovation [24][27]