Core Insights - InnoSwitch (英诺赛科) announces collaboration with NVIDIA to support the 800 VDC power architecture, which is a breakthrough for AI data centers, enhancing efficiency, power density, and reducing energy consumption and CO2 emissions [1] - The transition from 48V to 800V in power supply units (PSUs) significantly reduces current by 16 times, minimizing I²R losses and copper demand, addressing the challenges faced by traditional AI systems [1] - The 800 VDC architecture enables a leap from kilowatt to megawatt-level power systems, essential for future AI clusters with over 500 GPUs [1] Group 1: Technical Advantages - To meet the power density requirements of 800 VDC, the switching frequency of power supplies must increase to nearly 1MHz, potentially reducing magnetic component and capacitor sizes by about 50% [2] - InnoSwitch's third-generation GaN technology offers decisive advantages, including an 80% reduction in drive losses and a 50% reduction in switching losses compared to SiC, leading to an overall power consumption reduction of 10% [2] - Only 16 GaN devices are needed at the 54V output to achieve the same conduction losses as 32 silicon MOSFETs, doubling power density and reducing drive losses by 90% [2] - The use of GaN materials in the low-voltage conversion stage of 800 VDC can lower switching losses by 70% while increasing power output by 40% within the same volume [2] Group 2: Market Position and Reliability - As the only full-stack GaN supplier and leading GaN IDM company, InnoSwitch is capable of mass-producing GaN from 1200V to 15V, providing a complete solution from 800V to 1V [4] - InnoSwitch's third-generation devices have passed rigorous accelerated stress tests, ensuring high-performance longevity of over 20 years for data center applications [4] - The integration of the 800 VDC power architecture with InnoSwitch's GaN technology will facilitate a transition from kilowatt to megawatt AI data centers, marking a new era of efficient, high-performance, reliable, and environmentally friendly AI computing [4]
英诺赛科(02577)为800 VDC电源架构提供全GaN电源解决方案，赋能新一代AI Factories