SESSION 21 Compute and USB Power.pdf

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1、ISSCC 2025SESSION 21Compute and USB Power21.1:A 12A 89.3%Peak Efficiency and 26mV Undershoot 12-to-1V Two-Stage Converter with Regulated Resonant Switched-Capacitor Regulators 2025 IEEE International Solid-State Circuits Conference1 of 56A 12A 89.3%Peak Efficiency and 26mV Undershoot 12-to-1V Two-St

2、age Converter with Regulated Resonant Switched-Capacitor Regulators Shengdao Ren,Yukan Du,Menglian Zhao,Zhichao Tan,Chushan Li,Yong Ding,Wuhua Li,Wanyuan Qu Zhejiang University,Hangzhou,China21.1:A 12A 89.3%Peak Efficiency and 26mV Undershoot 12-to-1V Two-Stage Converter with Regulated Resonant Swit

3、ched-Capacitor Regulators 2025 IEEE International Solid-State Circuits Conference2 of 56Outline Motivation Proposed Two-stage Power Delivery StructureRegulated ReSC(RReSC)Stage Two-Stage Cooperative Control SchemeCircuit Implementation Measurement Results Conclusions21.1:A 12A 89.3%Peak Efficiency a

4、nd 26mV Undershoot 12-to-1V Two-Stage Converter with Regulated Resonant Switched-Capacitor Regulators 2025 IEEE International Solid-State Circuits Conference3 of 56Outline Motivation Proposed Two-stage Power Delivery StructureRegulated ReSC(RReSC)Stage Two-Stage Cooperative Control SchemeCircuit Imp

5、lementation Measurement Results Conclusions21.1:A 12A 89.3%Peak Efficiency and 26mV Undershoot 12-to-1V Two-Stage Converter with Regulated Resonant Switched-Capacitor Regulators 2025 IEEE International Solid-State Circuits Conference4 of 56Motivation Requirements for power supply:High efficiencyHigh

6、 power densityFast transient responseNVIDIA H100Power consumption:700 WMedical ResearchIndustrial AutomationMaterial Science High performance computing(HPC)is essential to science and industry,the growth in demand for HPC has led to a rapid increase in XPU power consumptionGenerative AI21.1:A 12A 89