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Publications


Journal Articles (Selected)

YearTitleAuthorsJournalLink
2024A 1500-A/48-V-to-1-V Switching Bus Converter for Next-Generation Ultra-High-Power ProcessorsY. Zhu, J. Zou, R. C. N. Pilawa-PodgurskiIEEE Transactions on Power ElectronicsLink
2024Comparative Performance Analysis of Regulated Hybrid Switched-Capacitor Topologies for Direct 48 V to Point-of-Load ConversionY. Zhu, N. M. Ellis, R. C. N. Pilawa-PodgurskiIEEE Open Journal of Power ElectronicsLink
2024Modeling and Analysis of Switched-Capacitor Converters With Finite Terminal CapacitancesY. Zhu, Z. Ye, R. C. N. Pilawa-PodgurskiIEEE Transactions on Power ElectronicsLink
2024The Switching Bus Converter: A High-Performance 48-V-to-1-V Architecture With Increased Switched-Capacitor Conversion RatioY. Zhu, T. Ge, N. M. Ellis, L. Horowitz, R. C. N. Pilawa-PodgurskiIEEE Transactions on Power ElectronicsLink

Conference Papers (Selected)

YearTitleAuthorsConferenceLink
2025A 48-V-to-1-V Gallium Nitride Switching Bus Converter for Processor Vertical Power Delivery with 2.7 mm Thickness and 3048 W/in3 Power DensityJ. Zou, Y. Zhu, N. M. Ellis, L. Horowitz, R. C. N. Pilawa-Podgurski2025 IEEE Applied Power Electronics Conference and Exposition (APEC)Link
2025Design-Oriented Modeling and Multi-Objective Optimization of Two-Phase Coupled Inductors in Multiphase PWM ConvertersY. Zhu, J. Zou, R. C. N. Pilawa-Podgurski2025 IEEE Applied Power Electronics Conference and Exposition (APEC)Link
2024A 1500-A/48-V-to-1-V Switching Bus Converter for Next-Generation Ultra-High-Power MicroprocessorsY. Zhu, J. Zou, R. C. N. Pilawa-Podgurski2024 IEEE Applied Power Electronics Conference and Exposition (APEC)Link
2024A Compact 48-V-to-Sub-1-V Switching Bus Converter with 4.7-mm Height for Processor Vertical Power DeliveryY. Zhu, J. Zou, N. M. Ellis, S. Kudva, M. Mosa, C. T. Gray, R. C. N. Pilawa-Podgurski2024 IEEE Energy Conversion Congress and Exposition (ECCE)Link
2024A Merged ZCS/ZVS Control Technique for Resonant Switched-Capacitor ConvertersH. B. Sambo, Y. Zhu, R. C. N. Pilawa-Podgurski2024 IEEE Energy Conversion Congress and Exposition (ECCE)Link
2024Gallium Nitride-based 48V-to-1V Point-of-Load (PoL) Converter for Aerospace Telecommunications and Computing ApplicationsN. M. Ellis, Y. Zhu, R. C. Pilawa-Podgurski2024 IEEE Applied Power Electronics Conference and Exposition (APEC)Link
2023A 48-V-to-1-V Switching Bus Converter for Ultra-High-Current ApplicationsY. Zhu, T. Ge, N. M. Ellis, J. Zou, R. C. N. Pilawa-Podgurski2023 IEEE 24th Workshop on Control and Modeling for Power Electronics (COMPEL)Link
2023A 500-A/48-to-1-V Switching Bus Converter: A Hybrid Switched-Capacitor Voltage Regulator with 94.7% Peak Efficiency and 464-W/in3 Power DensityY. Zhu, T. Ge, N. M. Ellis, L. Horowitz, R. C. N. Pilawa-Podgurski2023 IEEE Applied Power Electronics Conference and Exposition (APEC)Link
2023A Regulated Cascaded Hybrid Switched-Capacitor Converter with Soft-Charging and Zero Voltage Switching for 48-to-12-V ApplicationsT. Ge, Y. Zhu, R. C. Pilawa-Podgurski2023 IEEE Applied Power Electronics Conference and Exposition (APEC)Link
2023Autotuning of Resonant Switched-Capacitor Converters for Zero Current Switching and Terminal Capacitance ReductionH. B. Sambo, Y. Zhu, T. Ge, N. M. Ellis, R. C. N. Pilawa-Podgurski2023 IEEE Applied Power Electronics Conference and Exposition (APEC)Link
2023Autotuning of Resonant Switched-Capacitor Converters for Zero Voltage SwitchingH. B. Sambo, Y. Zhu, R. C. N. Pilawa-Podgurski2023 IEEE 24th Workshop on Control and Modeling for Power Electronics (COMPEL)Link
2023Comparative Performance Analysis of Regulated Hybrid Switched-Capacitor Topologies for Direct 48 V to Point-of-Load ConversionY. Zhu, N. M. Ellis, R. C. N. Pilawa-Podgurski2023 IEEE Energy Conversion Congress and Exposition (ECCE)Link
2023Steady-State Analysis of Series-Capacitor Buck Converters in Discontinuous Capacitor Voltage ModeN. Biesterfeld, Y. Zhu, R. K. Iyer, N. M. Ellis, C. Pilawa-Podgurski2023 IEEE 24th Workshop on Control and Modeling for Power Electronics (COMPEL)Link
2022A Dickson-Squared Hybrid Switched-Capacitor Converter for Direct 48 V to Point-of-Load ConversionY. Zhu, T. Ge, Z. Ye, R. C. Pilawa-Podgurski2022 IEEE Applied Power Electronics Conference and Exposition (APEC)Link
2021A Multi-Phase Cascaded Series-Parallel (CaSP) Hybrid Converter for Direct 48 V to Point-of-Load ApplicationsY. Zhu, Z. Ye, T. Ge, R. Abramson, R. C. N. Pilawa-Podgurski2021 IEEE Energy Conversion Congress and Exposition (ECCE)Link
2021Modeling and Analysis of Resonant Switched-Capacitor Converters with Finite Terminal CapacitancesY. Zhu, Z. Ye, R. C. N. Pilawa-Podgurski2021 IEEE 22nd Workshop on Control and Modelling of Power Electronics (COMPEL)Link
2021Modeling and Analysis of Switched-Capacitor Converters with Finite Terminal CapacitancesY. Zhu, Z. Ye, R. C. N. Pilawa-Podgurski2021 IEEE Applied Power Electronics Conference and Exposition (APEC)Link
2021Multi-Resonant Compensation Control for Terminal Capacitance Reduction in Resonant Switched-Capacitor ConvertersY. Zhu, Z. Ye, T. Ge, R. C. N. Pilawa-Podgurski2021 IEEE 22nd Workshop on Control and Modelling of Power Electronics (COMPEL)Link

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