2025-09-22 00:59Summary of Key Points from the Conference Call Industry and Company Overview - The discussion centers around the semiconductor industry, particularly focusing on advanced packaging technologies and the role of Silicon Carbide (SiC) in AI chip design and manufacturing. Key players mentioned include TSMC, NVIDIA, AMD, Google, and AWS, with a specific emphasis on TSMC's strategies and innovations in packaging solutions [1][2][3]. Core Insights and Arguments 1. Challenges in AI Chip Design: The increasing complexity and power demands of AI chips have led to significant challenges in power delivery networks (PDNs) and thermal management. Traditional methods are becoming inadequate, with single GPUs now requiring over 1000A of current [5][19]. 2. Innovative Solutions: Companies like Marvell and ASE are proposing solutions such as Package-Integrated Voltage Regulators (PIVR) and optimized PDN platforms to address these challenges. TSMC is also innovating with its CoWoS-L platform, which integrates embedded voltage regulators and advanced thermal management techniques [7][10][11]. 3. Emergence of SiC: SiC is highlighted as a critical material for AI chip and system design due to its superior properties, including high thermal conductivity and mechanical strength. It is increasingly being viewed as essential for advanced packaging and heterogeneous integration [13][14][16]. 4. Market Demand: The demand for ultra-large-scale GPUs and ASICs is driven by generative AI and large-scale model training, with power consumption often exceeding 1 kW. This has exposed bottlenecks in thermal management and power delivery [19][20]. 5. Bottlenecks Identified: The exponential growth in AI computing has revealed three critical bottlenecks: thermal challenges, power delivery bottlenecks, and electro-optical integration demands. TSMC is actively addressing these through its 3DFabric strategy and various packaging solutions [22][28][30][32]. Additional Important Content 1. SiC's Role in Advanced Packaging: SiC is positioned as a hybrid integration enabler, linking power delivery, thermal dissipation, and optical interconnects. Its unique properties make it suitable for high-voltage integrated circuits (HVICs) and optical interposers [40][44]. 2. Competitive Landscape: TSMC's exploration of SiC as an interposer material could provide a competitive edge in thermal management and electro-optical integration, especially compared to Intel and Samsung, who are also advancing their own technologies [45][46]. 3. Challenges Ahead: The successful commercialization of SiC in advanced packaging faces challenges such as defect density control in large-size wafers, process compatibility, and cost structure improvements [53][54]. 4. Future Directions: The integration of SiC into TSMC's platforms like COUPE and CoWoS-Next could reshape the AI semiconductor supply chain, establishing new industrial advantages in the AI and high-performance computing (HPC) era [44][97]. This summary encapsulates the critical insights and developments discussed in the conference call, emphasizing the strategic importance of SiC in the evolving semiconductor landscape.