集成电源和精密冷却适用于 800VDC 架构.pdf

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1、INTEGRATED POWER AND PRECISION COOLING FOR800 VDCARCHITECTURE LITE-ON Technology Corporation.All Rights Reserved.SIMON ONGGENERAL MANAGER,POWER RACK BUSINESS DIVISION LITEON TECHNOLOGY|CLOUD INFRASTRUCTURE PLATFORM AND SOLUTIONSOCT 14TH,2025CIPS-S OCP 2025EVOLUTION OF AI CLUSTERS:THE PRESSURE BUILDS

2、 BY GENERATION MIGRATION(1/3)2022:NVIDIA launches NVIDIA Hopper for AI workloads3 kW PSUBecame a foundational building block for large-scale AI clustersHopper platformCIPS-S 18 kW Power ShelfEVOLUTION OF AI CLUSTERS:THE PRESSURE BUILDS BY GENERATION MIGRATION(2/3)2024:NVIDIA launches NVIDIA Blackwel

3、l rack-level AI system120150 kW rack power consumption,depending on configurationPowered by direct liquid cooling(DLC)for high-density thermal managementEnables larger,more efficientAI clusters vs.server-baseddesignsBlackwell platformWeight+50%Power+100%(140KW)Change toliquid coolingNVIDIA GB200 NVL

4、72CIPS-S EVOLUTION OF AI CLUSTERS:THE PRESSURE BUILDS BY GENERATION MIGRATION(3/3)Next Generation Rack Solution 600 kW per rack today;roadmap scaling beyond 1 MW Powered by 800VDC external power racks+1.5 MW L2L CDUsNext generation platformWeight+300%Power+1000%(1.2MW)In-rowliquid coolingCIPS-S BACK

5、GROUND OF 800 VDC,WHY 800 VDC FOR DATACENTERHigher efficiencyReduced copper bulkScalable for ultra-dense racksWHY 800 VDC?48 VBulky,Lossy800 VDCEfficient,SleekFrom the grid to the chip,800 VDC means higher efficiency,lower waste,and better sustainabilityCIPS-S CHALLENGES OF 800 VDC IMPLEMENTATION TR

6、ANSFORMERSMoving to 800 VDC power brings clear benefitsbut also new challenges.Safety protocols must evolve.Power conversion stages must handle higher voltages.Reliability and serviceability are pushed to new limits.800 VDCData CenterCIPS-S CHALLENGES OF 800 VDC IMPLEMENTATION TRANSFORMERSSafety&sta