STMicroelectronics expands 800 VDC AI datacenter power conversion portfolio with new 12V and 6V architectures in collaboration with NVIDIA

Core Insights - STMicroelectronics expands its 800 VDC power conversion portfolio with new 12V and 6V architectures, developed in collaboration with NVIDIA, enhancing energy efficiency and scalability for AI data centers [1][10] - The new architectures are designed to support the growing demand for higher voltage distribution and greater density in AI infrastructure, enabling gigawatt-scale compute capabilities [2][10] Product Development - The new 800 VDC to 12V and 800 VDC to 6V converters complement the existing 800 VDC to 50V solution, reflecting the industry's shift towards diverse server architectures [1][3] - The 12V converter allows for high-efficiency distribution directly to AI accelerators, while the 6V converter reduces conversion stages and improves performance for large-scale training clusters [4][11] Technical Advancements - The 800 VDC to 6V architecture minimizes resistive losses and copper usage by moving the 6V bus closer to the GPU, enhancing transient performance [4][11] - The new solutions leverage ST's technologies across power semiconductors, analog and mixed-signal, and microcontrollers, showcasing a fully integrated prototype power-delivery system with over 98% efficiency [5][10] Market Positioning - STMicroelectronics aims to provide a complete ecosystem for AI server form factors, accommodating various power delivery topologies based on GPU generation and cooling strategies [3][10] - The introduction of these new converters is positioned to eliminate traditional intermediate stages, thereby increasing rack-level efficiency and simplifying integration for future GPU generations [11]