Chip Gallery

A Switching-Mode Single-Stage Dual-Output Regulating Rectifier Achieving 92.33% Efficiency and Extended Range for Wireless Power Transfer

Tianqi Lu, and Sijun Du

• 2024 IEEE European Solid-State Electronics Research Conference (ESSERC)

  • DOI: 10.1109/ESSERC62670.2024.10719538

• Invited to IEEE Journal of Solid-State Circuits (JSSC) 2025 

  • DOI: 

An MPPT-Integrated Bias-Flip Rectifier for Piezoelectric Energy Harvesting

Xinling Yue*, Yiwei Zou*, and Sijun Du

• 2024 IEEE European Solid-State Electronics Research Conference (ESSERC)

  • DOI: 10.1109/ESSERC62670.2024.10719584

A Fully Integrated Recursive Switched-Capacitor DC-DC Converter with Hybrid Hysteresis-CFM Control

Shuangmu Li, Tianqi Lu, Junmin Jiang, and Sijun Du

• 2024 IEEE European Solid-State Electronics Research Conference (ESSERC)

  • DOI: 10.1109/ESSERC62670.2024.10719469

A 3-Phase Resonant Current-Mode Wireless Power Receiver with Residual-Free Energy Delivery and Digital-Assisted ZVS Achieving 94.5% Efficiency

Tianqi Lu, and Sijun Du

• 2024 IEEE Custom Integrated Circuits Conference (CICC)

  • DOI: 10.1109/CICC60959.2024.10529042

A Resonant Synchronized Switch Harvesting Rectifier with Bias-Flip Charge Recycling for Piezoelectric Energy Harvesting Achieving 13.9x Power Enhancement

Xinling Yue, Yiwei Zou, and Sijun Du

• 2024 IEEE Custom Integrated Circuits Conference (CICC)

  • DOI: 10.1109/CICC60959.2024.10528989

A Single-Stage Bias-Flip Regulating Rectifier with Fully-Digital Fast-MPPT for Piezoelectric Energy Harvesting Achieving 9.3X Power Enhancement and 92.5% End-to-End Efficiency

Xinling Yue, and Sijun Du

• 2024 IEEE Custom Integrated Circuits Conference (CICC)

  • DOI: 10.1109/CICC60959.2024.10528996

• IEEE Journal of Solid-State Circuits (JSSC) 2025

  • DOI: 10.1109/JSSC.2024.3495232

A 70-V Fully Integrated Dual-SSHC Rectifier for Triboelectric Energy Harvesting with Full-Digital Duty-Cycle-Based MPPT Achieving 598% Power Extraction Enhancement

Wenyu Peng, Willem van Driel, Guoqi Zhang, and Sijun Du

• 2024 IEEE Custom Integrated Circuits Conference (CICC)

  • DOI: 10.1109/CICC60959.2024.10529024

A 13.56MHz Wireless Power Transfer System with Hybrid Voltage-/Current-Mode Receiver and Global Digital-PWM Regulation Achieving 150% Transfer Range Extension and 72.3% End-to-End Efficiency

Tianqi Lu, and Sijun Du

• IEEE International Solid-State Circuits Conference (ISSCC) 2024

  • DOI: 10.1109/ISSCC49657.2024.10454547

A 13.56MHz Wireless Power Transfer System with Hybrid Voltage-/Current-Mode Receiver and Global Digital-PWM Regulation Achieving 150% Transfer Range Extension and 72.3% End-to-End Efficiency

Wenyu Peng, Xinling Yue, Lukasz Pakula, and Sijun Du

• IEEE International Solid-State Circuits Conference (ISSCC) 2024

  • DOI: 10.1109/ISSCC49657.2024.10454538

A Single-Stage Dual-Output Regulating Voltage Doubler for Wireless Power Transfer

Tianqi Lu, Kofi Makinwa, and Sijun Du

• IEEE Journal of Solid-State Circuits (JSSC) 2024

  • DOI: 10.1109/JSSC.2024.3378675

A Thermoelectric Energy Harvesting System Assisted by a Piezoelectric Transducer Achieving 10-mV Cold-Startup and 82.7% Peak Efficiency

Tianqi Lu, Ruizhi Wang,  et al., and Sijun Du

• IEEE Transactions on Power Electronics 2024

  • DOI: 10.1109/TPEL.2024.3362366

A Synchronized Switch Harvesting Rectifier With Reusable Storage Capacitors for Piezoelectric Energy Harvesting

Xinling Yue, and Sijun Du

• IEEE Journal of Solid-State Circuits (JSSC) 2023

  • DOI: 10.1109/JSSC.2023.3260145

A 13.56MHz Fully Integrated 91.8% Efficiency SingleStage Dual-Output Regulating Voltage Doubler for Biomedical Wireless Power Transfer

Tianqi Lu, Zu-yao Chang, Junmin Jiang, Kofi Makinwa, and Sijun Du

• 2023 IEEE Custom Integrated Circuits Conference (CICC)

  • DOI: 10.1109/CICC57935.2023.10121186

A Bias-Flip Rectifier with a Duty-Cycle-Based MPPT Algorithm for Piezoelectric Energy Harvesting with 98% Peak MPPT Efficiency and 738% Energy-Extraction Enhancement

Xinling Yue, Sundeep Javvaji, Zhong Tang, Kofi A.A. Makinwa, Sijun Du

• IEEE International Solid-State Circuits Conference (ISSCC) 2023

  • DOI: 10.1109/ISSCC42615.2023.10067284

• IEEE Journal of Solid-State Circuits (JSSC) 2023

  • DOI: 10.1109/JSSC.2023.3313733

A Single-Stage Regulating Voltage-Doubling Rectifier for Wireless Power Transfer

Tianqi Lu and S. Du

• IEEE Solid-State Circuits Letters (SSC-L), 2023

• DOI: 10.1109/LSSC.2023.3239691

A Single-Stage Regulating Voltage-Doubling Rectifier for Wireless Power Transfer

Shurui Liu, Tianqi Lu, etc., and S. Du

• IEEE Transactions on Power Electronics 2023

• DOI: 10.1109/TPEL.2023.3262728

A Dynamically Reconfigurable Recursive Switched- Capacitor DC–DC Converter With Adaptive Load Ability Enhancement

Qi Lu, etc., and S. Du

• IEEE Transactions on Power Electronics (TPEL), 2022

• DOI: 10.1109/TPEL.2023.3235305

Performance Optimization of SSHC Rectifiers for Piezoelectric Energy Harvesting

Xinling Yue, Sijun Du

• IEEE Transactions on Circuits and Systems II: Express Briefs 2023

• DOI: 10.1109/TCSII.2022.3224033

A Cold-Startup SSHI Rectifier for Piezoelectric Energy Harvesters With Increased Open-Circuit Voltage

S. Du, G. A. J. Amaratunga and A. A. Seshia

• IEEE Transactions on Power Electronics (TPEL) 2019

An Inductorless Bias-Flip Rectifier for Piezoelectric Energy Harvesting

S. Du, and A. A. Seshia

• IEEE Journal of Solid-State Circuits (JSSC) 2017

An Efficient Inductorless Dynamically Configured Interface Circuit for Piezoelectric Vibration Energy Harvesting

S. Du, Y. Jia, and A. A. Seshia

• IEEE Transactions on Power Electronics (TPEL) 2017

An Efficient SSHI Interface With Increased Input Range for Piezoelectric Energy Harvesting Under Variable Conditions,

S. Du, Y. Jia, C. D. Do, and A. A. Seshia

• IEEE Journal of Solid-State Circuits (JSSC) 2016