托盘级 48V 两阶段供电挑战.pdf

1、Tray-Level 48V Two-Stage Power Delivery ChallengesGoogle Microsoft MetaTray-Level 48V Two-Stage Power Delivery ChallengesPresenters:Jesse Chang,Power Engineer,GoogleChris Peng,Senior Validation Engineer,MicrosoftPresentation Contributors:Chi Hsu,Walter Lai,Gregory Sizikov,Zichao Ye,Ken Su and Michel

2、le Badal,GoogleLaurentiu Olariu,Dennis Lin,Hao Yang,MicrosoftShenli Zou,Anthony Chan,Xiaoyun Hu,Jonathan Tang,MetaRACK&POWER Acknowledgements:The“48V Onboard Power Delivery”OCP Workgroup is comprised of 14 companies including:Google,Microsoft and Meta-Hyperscalers,Contributors Delta,Cyntec Corp,STMi

3、croelectronics,Texas Instruments and Intel Corporation-Suppliers,Contributors Analog Devices,Renesas,Flextronics,MPS,Infineon and Murata-Suppliers,Provided FeedbackBackground 10/2023 02/2024 11/2024 06/2024Workgroup Kick-Off Meeting Goals alignmentHigh-level specificationsSupply chain and logistic e

4、ngagementQualification Plan StartBench qualificationChamber testManufacturing testReliability testSpec.Release from OCP48V Onboard Power Solution Requirements48V Onboard Power Solution Qualification ChecklistCall for Action in OCP 2023Google&Microsoft joint presentationIntroduce 48V onboard power de

5、sign challengeInvite industry members to join the OCP workgroup48V 1st-stage Power Specifications1.48V Onboard Power Solution Requirements-The document details the general feature requirements and operating characteristics of a 1st-stage power solution.-The detailed design information on 48V power s

6、olutions includes specifications for Regulated and Fixed-Ratio Power Solutions2.48V Onboard Power Solution Qualification Checklist-The document details the Bench Test,Chamber Qualification,Manufacturing Burn-In Testing and Reliability Test details.Google 48V 1st-Stage Power EvolutionGoogle 1st stage