A 99.2% Tracking Accuracy Single-Inductor Quadruple-Input-Quadruple-Output Buck-Boost Converter Topology with Periodical Interval Perturbation and Observation MPPT. - Chao-Jen Huang; Yao-Sheng Ma; Wen-Hau Yang; Yen-Ting Lin; Chun-Chieh Kuo; Ke-Horng Chen; Hsiao-Jung Liu; Pei-Shan Yu; Fang-Chih Chu; Ching-Ju Lin; Hong-Wen Huang; Kuo-Chih Hung; et al. (A-SSCC, 2018)

A cm-scale self-powered intelligent and secure IoT edge mote featuring an ultra-low-power SoC in 14nm tri-gate CMOS. - Tanay Karnik; Dileep Kurian; Paolo A. Aseron; Richard Dorrance; Erkan Alpman; Angela Nicoara; Roman Popov; Leonid Azarenkov; Mikhail J. Moiseev; Li Zhao 002; Santosh Ghosh; Rafael Misoczki; et al. (ISSCC, 2018)

A Single-Stage, Single-Inductor, 6-Input 9-Output Multi-Modal Energy Harvesting Power Management IC for 100µW-120MW Battery-Powered IoT Edge Nodes. - Suhwan Kim 002; Vaibhav A. Vaidya; Christopher Schaef; Andrew Lines; Harish Krishnamurthy; Sheldon Weng; Xiaosen Liu; Dileep Kurian; Tanay Karnik; Krishnan Ravichandran; James W. Tschanz; Vivek De (VLSI Circuits, 2018)

A Light-Load Efficient Fully Integrated Voltage Regulator in 14-nm CMOS With 2.5-nH Package-Embedded Air-Core Inductors. - Christopher Schaef; Kaladhar Radhakrishnan; Krishnan Ravichandran; James W. Tschanz; Vivek De; Nachiket V. Desai; Harish K. Krishnamurthy; Xiaosen Liu; Khondker Zakir Ahmed 001; Suhwan Kim 002; Sheldon Weng; Huong T. Do; et al. (IEEE J. Solid State Circuits, 2019)

Digital Control of Switching and Linear Integrated Voltage Regulators. - Harish K. Krishnamurthy; Zakir A. Khondker 001; Xiaosen Liu; Nachiket V. Desai; Suhwan Kim 002; Nicolas Butzen; Sally Amin; Sheldon Weng; Krishnan Ravichandran; James W. Tschanz; Vivek De (CICC, 2020)

Self-Powered IOT System for Edge Inference. - Dileep Kurian; Tanay Karnik; Saksham Soni; Saransh Chhabra; Suhwan Kim 002; Jaykant Timbadiya; Ankit Gupta 011; Krishnan Ravichandran; Mukesh Bhartiya; Angela Nicoara (ISQED, 2020)

17.4 Peak-Current-Controlled Ganged Integrated High-Frequency Buck Voltage Regulators in 22nm CMOS for Robust Cross-Tile Current Sharing. - Nachiket V. Desai; Harish K. Krishnamurthy; Khondker Zakir Ahmed 001; Sheldon Weng; Suhwan Kim 002; Xiaosen Liu; Huong T. Do; Kaladhar Radhakrishnan; Krishnan Ravichandran; James W. Tschanz; Vivek De (ISSCC, 2021)

A 1S Direct-Battery-Attach Integrated Buck Voltage Regulator with 5-Stack Thin-Gate 22nm FinFET CMOS Featuring Active Voltage Balancing and Cascaded Self-Turn-ON Drivers. - Suhwan Kim 002; Harish Krishnamurthy; Sally Amin; Sheldon Weng; Jin Feng; Huong T. Do; Kaladhar Radhakrishnan; Krishnan Ravichandran; James W. Tschanz; Vivek De (VLSI Circuits, 2021)

Fully Integrated Voltage Regulators with Package-Embedded Inductors for Heterogeneous 3D-TSV-Stacked System-in-Package with 22nm CMOS Active Silicon Interposer Featuring Self-Trimmed, Digitally Controlled ON-Time Discontinuous Conduction Mode (DCM) Operation. - Nachiket V. Desai; Harish K. Krishnamurthy; Suhwan Kim 002; Christopher Schaef; Sheldon Weng; Beomseok Choi; William J. Lambert; Krishnan Ravichandran; James W. Tschanz; Vivek De (VLSI Technology and Circuits, 2022)

93.89% Peak Efficiency 24V-to-1V DC-DC Converter with Fast In-Situ Efficiency Tracking and Power-FET Code Roaming. - Zhaoqing Wang; Mao Li; Suhwan Kim 002; Nachiket V. Desai; Ram K. Krishnamurthy; Orlando Lazaro; Andres A. Blanco; Xin Zhang 025; Mingoo Seok (ESSCIRC, 2023)

A 1.8W High-Frequency SIMO Converter Featuring Digital Sensor-Less Computational Zero-Current Operation and Non-Linear Duty-Boost. - Suhwan Kim 002; Harish K. Krishnamurthy; Sergey Sofer; Sheldon Weng; Shahar Wolf; Ashoke Ravi; Krishnan Ravichandran; Ofir Degani; James W. Tschanz; Vivek De (ISSCC, 2023)

14.9 A Monolithic 10.5W/mm2600 MHz Top-Metal and C4 Planar Spiral Inductor-Based Integrated Buck Voltage Regulator on 16nm-Class CMOS. - Suhwan Kim 002; Harish K. Krishnamurthy; Zakir K. Ahmed 001; Nachiket V. Desai; Sheldon Weng; Anne Augustine; Huong T. Do; Jingshu Yu; Phong D. Bach; Xiaosen Liu; Kaladhar Radhakrishnan; Krishnan Ravichandran; et al. (ISSCC, 2024)

A Ten-Level Series-Capacitor 24-to-1-V DC-DC Converter With Fast In Situ Efficiency Tracking, Power-FET Code Roaming, and Switch Node Power Rail. - Zhaoqing Wang; Mao Li; Suhwan Kim 002; Nachiket V. Desai; Ram K. Krishnamurthy; Xin Zhang 025; Mingoo Seok (IEEE J. Solid State Circuits, 2024)

A 93.9% Peak Efficiency 3V-to-40V-Input GaN-based DC-DC Converter with Unified Reliability and Efficiency Adaptive Control. - Zhaoqing Wang; Yichen Xu; Suhwan Kim 002; Nachiket V. Desai; Minxiang Gong; Ram Krishnamuthy; Xin Zhang 025; Mingoo Seok (CICC, 2025)

8.8 Fine-Grained Spatial and Temporal Thermal Profiling of a 16nm CMOS Buck Converter and SoC Load-Current Emulator Using Low-Voltage Micron-Scale Thermal Sensors. - Zakir K. Ahmed 001; Suhwan Kim 002; Charles Augustine; Harish K. Krishnamurthy; Krishnan Ravichandran; James W. Tschanz; Vivek De (ISSCC, 2025)

A Monolithic, 10.5 W/mm2, 600 MHz Top-Metal and C4 Planar Spiral Inductor-Based Integrated Buck Voltage Regulator on 16 nm Class. - Suhwan Kim 002; Harish K. Krishnamurthy; Zakir K. Ahmed 001; Nachiket V. Desai; Sheldon Weng; Anne Augustine; Huong T. Do; Jingshu Yu; Phong D. Bach; Xiaosen Liu; Kaladhar Radhakrishnan; Krishnan Ravichandran; et al. (IEEE J. Solid State Circuits, 2025)

A 4.2-to-0.5-V, 0.8-μA-0.8-mA, Power-Efficient Three-Level SIMO Buck Converter for a Quad-Voltage RISC-V Microprocessor. - Dongkwun Kim; Zhaoqing Wang; Paul Xuanyuanliang Huang; Pavan Kumar Chundi; Suhwan Kim 002; Andres A. Blanco; Ram K. Krishnamurthy; Mingoo Seok (IEEE Trans. Very Large Scale Integr. Syst., 2025)