A High-precision Low-voltage Low Dropout Regulator for SoC with Adaptive Biasing. - Chenchang Zhan; Wing-Hung Ki (ISCAS, 2009)

An output-capacitor-free cascode low-dropout regulator with low quiescent current and high power supply rejection. - Chenchang Zhan; Wing-Hung Ki (APCCAS, 2010)

Output-Capacitor-Free Adaptively Biased Low-Dropout Regulator for System-on-Chips. - Chenchang Zhan; Wing-Hung Ki (IEEE Trans. Circuits Syst. I Regul. Pap., 2010)

An adaptively biased low-dropout regulator with transient enhancement. - Chenchang Zhan; Wing-Hung Ki (ASP-DAC, 2011)

An output-capacitor-free adaptively biased low-dropout regulator with sub-threshold undershoot-reduction for SoC. - Chenchang Zhan; Wing-Hung Ki (ISCAS, 2011)

A Low dropout regulator with Low Quiescent Current and High Power Supply Rejection over Wide Range of Frequency for SoC. - Chenchang Zhan; Wing-Hung Ki (J. Circuits Syst. Comput., 2011)

Charge Balance Analysis and State Transition Analysis of Hysteretic Voltage Mode Switching Converters. - Wing-Hung Ki; King-Man Lai; Chenchang Zhan (IEEE Trans. Circuits Syst. I Regul. Pap., 2011)

A comparative study of hysteretic voltage-mode buck converters for high switching frequency and high accuracy. - King-Man Lai; Chenchang Zhan; Wing-Hung Ki (APCCAS, 2012)

A 10/30MHz PWM buck converter with an accuracy-improved ramp generator. - Yonggen Liu; Chenchang Zhan; Lin Cheng 001; Wing-Hung Ki (APCCAS, 2012)

A fast-transient-response hybrid buck converter with automatic and nearly-seamless loop transition for portable applications. - Yonggen Liu; Chenchang Zhan; Wing-Hung Ki (ESSCIRC, 2012)

An Output-Capacitor-Free Adaptively Biased Low-Dropout Regulator With Subthreshold Undershoot-Reduction for SoC. - Chenchang Zhan; Wing-Hung Ki (IEEE Trans. Circuits Syst. I Regul. Pap., 2012)

Fast-transient-response high-PSR low-dropout regulator based on ultra-fast error amplifier and unity-gain buffer for portable applications. - Yonggen Liu; Chenchang Zhan; Wing-Hung Ki (ISCAS, 2014)

A 4µA quiescent current output-capacitor-free low-dropout regulator with fully differential input stage. - Min Tan 004; Chenchang Zhan; Wing-Hung Ki (ISCAS, 2014)

Analysis and Design of Output-Capacitor-Free Low-Dropout Regulators With Low Quiescent Current and High Power Supply Rejection. - Chenchang Zhan; Wing-Hung Ki (IEEE Trans. Circuits Syst. I Regul. Pap., 2014)

A low-complexity fast-locking digital PLL with multi-output bang-bang phase detector. - Qiwei Huang; Chenchang Zhan; Jinwook Burm (APCCAS, 2016)

Closed-loop transfer functions and frequency-point spectrum simulation of CCM buck converters. - Wing-Hung Ki; Lin Cheng 001; Chenchang Zhan (APCCAS, 2016)

An ultra-low power CMOS subthreshold voltage reference without requiring resistors or BJTs. - Yang Liu 061; Chenchang Zhan; Lidan Wang 001 (APCCAS, 2016)

An ultra-low power and offset-insensitive CMOS subthreshold voltage reference. - Lidan Wang 001; Chenchang Zhan; Guofeng Li (APCCAS, 2016)

A 0.035mm2 150mA fast-response low-dropout regulator based on matching-enhanced error amplifier and multi-threshold-controlled unity-gain buffer in 0.13μm CMOS. - Chenchang Zhan; Wing-Hung Ki; Jiawei Zheng; Yonggen Liu (ISCAS, 2016)

A power and area efficient CMOS voltage reference with second-order curvature compensation. - Junyao Tang; Chenchang Zhan; Lidan Wang 001 (BioCAS, 2017)

A 2×VDD-enabled fully-integrated low-dropout regulator with fast transient response. - Shuangxing Zhao; Chenchang Zhan; Guigang Cai (VLSI-SoC, 2017)

A low-complexity locking-accelerated digital PLL with multi-output bang-bang phase detector. - Qiwei Huang; Chenchang Zhan; Jinwook Burm (Microelectron. J., 2017)

Analysis and design of a current-mode bandgap reference with high power supply ripple rejection. - Lidan Wang 001; Chenchang Zhan; Junyao Tang; Shuangxing Zhao; Guigang Cai; Yang Liu 061; Qiwei Huang; Guofeng Li (Microelectron. J., 2017)

A Chip-Area-Efficient Subthreshold CMOS Voltage Reference with High PSRR Based on Compensated ΔVGS of NMOS Transistors. - Yu Lei; Chenchang Zhan; Chenyu Huang; Lidan Wang 001 (APCCAS, 2018)

A 0.7V Fully-on-Chip Pseudo-Digital LDO Regulator with 6.3μA Quiescent Current and 100mV Dropout Voltage in 0.18-μm CMOS. - Junyao Tang; Chenchang Zhan; Guanhua Wang; Yang Liu 061 (ESSCIRC, 2018)

A Single-Stage Current-Mode Active Rectifier with Accurate Output-Current Regulation for IoT. - Fangyu Mao; Yan Lu 002; Jie Lin; Chenchang Zhan; Seng-Pan U; Rui Paulo Martins (ISCAS, 2018)

A Low-Power High-PSRR CMOS Voltage Reference with Active-Feedback Frequency Compensation for IoT Applications. - Lidan Wang 001; Chenchang Zhan; Linjun He; Junyao Tang; Guanhua Wang; Yang Liu 061; Guofeng Li (ISCAS, 2018)

Replica-Based Low Drop-Out Voltage Regulator with Assistant Power Transistors for Digital VLSI Systems. - Yang Nan 001; Chenchang Zhan; Guanhua Wang; Linjun He; Han Li (ISVLSI, 2018)

A 0.5V 46.2ppm°C CMOS Voltage Reference Based on Compensated ΔVTH with Wide Temperature Range and High PSRR. - Linjun He; Chenchang Zhan; Yang Nan 001; Ning Zhang; Lidan Wang 001; Guofeng Li (NEWCAS, 2018)

A Wide-Load-Range Mixed-Mode LDO Regulator with Single-Transistor-Assisted Buffer. - Ning Zhang; Chenchang Zhan; Han Li; Linjun He (NEWCAS, 2018)

An amplifier-offset-insensitive and high PSRR subthreshold CMOS voltage reference. - Lidan Wang 001; Chenchang Zhan; Junyao Tang; Guofeng Li (Int. J. Circuit Theory Appl., 2018)

A 2 × VDD-Enabled Output-Capacitor-Free Low-Dropout Regulator with Fast Transient Response for Low-Cost System-on-Chip. - Shuangxing Zhao; Chenchang Zhan; Guigang Cai (J. Circuits Syst. Comput., 2018)

A 30-MHz Voltage-Mode Buck Converter Using Delay-Line-Based PWM Control. - Qiwei Huang; Chenchang Zhan; Jinwook Burm (IEEE Trans. Circuits Syst. II Express Briefs, 2018)

A 0.6-V Minimum-Supply, 23.5 ppm/°C Subthreshold CMOS Voltage Reference With 0.45% Variation Coefficient. - Chenyu Huang; Chenchang Zhan; Linjun He; Lidan Wang 001; Yang Nan 001 (IEEE Trans. Circuits Syst. II Express Briefs, 2018)

A Fully on-Chip Digitally Assisted LDO Regulator With Improved Regulation and Transient Responses. - Han Li; Chenchang Zhan; Ning Zhang (IEEE Trans. Circuits Syst. I Regul. Pap., 2018)

A 0.4-V Wide Temperature Range All-MOSFET Subthreshold Voltage Reference With 0.027%/V Line Sensitivity. - Yang Liu 061; Chenchang Zhan; Lidan Wang 001; Junyao Tang; Guanhua Wang (IEEE Trans. Circuits Syst. II Express Briefs, 2018)

An Ultralow Power Subthreshold CMOS Voltage Reference Without Requiring Resistors or BJTs. - Yang Liu 061; Chenchang Zhan; Lidan Wang 001 (IEEE Trans. Very Large Scale Integr. Syst., 2018)

A 0.9-V 33.7-ppm/°C 85-nW Sub-Bandgap Voltage Reference Consisting of Subthreshold MOSFETs and Single BJT. - Lidan Wang 001; Chenchang Zhan; Junyao Tang; Yang Liu 061; Guofeng Li (IEEE Trans. Very Large Scale Integr. Syst., 2018)

Mind Map for Task-Oriented Teaching of "Digital System Design". - Ya Jun Yu; Yi Gong 001; Jiahao Hu; Chenchang Zhan (TALE, 2019)

A Fast-Transient-Response Fully-Integrated Digital LDO With Adaptive Current Step Size Control. - Guigang Cai; Chenchang Zhan; Yan Lu 002 (IEEE Trans. Circuits Syst. I Regul. Pap., 2019)

A 1-nW Ultra-Low Voltage Subthreshold CMOS Voltage Reference With 0.0154%/V Line Sensitivity. - Jie Lin; Lidan Wang 001; Chenchang Zhan; Yan Lu 002 (IEEE Trans. Circuits Syst. II Express Briefs, 2019)

A Fully-On-Chip Analog Low-Dropout Regulator With Negative Charge Pump for Low-Voltage Applications. - Yi Tan; Chenchang Zhan; Guanhua Wang (IEEE Trans. Circuits Syst. II Express Briefs, 2019)

A 0.7-V 28-nW CMOS Subthreshold Voltage and Current Reference in One Simple Circuit. - Lidan Wang 001; Chenchang Zhan (IEEE Trans. Circuits Syst. I Regul. Pap., 2019)

A Transient-Enhanced Output-Capacitor-Free Low-Dropout Regulator With Dynamic Miller Compensation. - Chenchang Zhan; Guigang Cai; Wing-Hung Ki (IEEE Trans. Very Large Scale Integr. Syst., 2019)

A Single-Stage Delay-Tuned Active Rectifier for Constant-Current Constant-Voltage Wireless Charging. - Xianglong Bai; Fangyu Mao; Yan Lu 002; Chenchang Zhan; Rui Paulo Martins (APCCAS, 2020)

A 6.78-MHz Single-Stage Regulating Rectifier with Hysteretic Control and Current-Wave Modulation. - Jie Lin; Chenchang Zhan; Yan Lu 002 (A-SSCC, 2020)

A 10MHz Buck Converter with Type-III Control and Transient Enhancement Transistor. - Shuangxing Zhao; Yan Lu 002; Chenchang Zhan; Rui Paulo Martins (ICTA, 2020)

A -80 dB PSRR 4.99 ​ppm/°C TC bandgap reference with nonlinear compensation. - Jian Liang; Shuiping Yi; Wenlong Bai; Lidan Wang 001; Chenchang Zhan; Congwei Liao; Hing-Mo Lam; Min Zhang 041; Shengdong Zhang; Hailong Jiao (Microelectron. J., 2020)

A Nano-Watt Dual-Output Subthreshold CMOS Voltage Reference. - Jie Lin; Lidan Wang 001; Yan Lu 002; Chenchang Zhan (IEEE Open J. Circuits Syst., 2020)

A 4-MHz Digitally Controlled Voltage-Mode Buck Converter With Embedded Transient Improvement Using Delay Line Control Techniques. - Qiwei Huang; Chenchang Zhan; Jinwook Burm (IEEE Trans. Circuits Syst., 2020)

A -40 °C to 120 °C, 169 ppm/°C Nano-Ampere CMOS Current Reference. - Qiwei Huang; Chenchang Zhan; Lidan Wang 001; Zhiqun Li; Quan Pan 002 (IEEE Trans. Circuits Syst. II Express Briefs, 2020)

A 95% Peak Efficiency Modified KY (Boost) Converter for IoT with Continuous Flying Capacitor Charging in DCM. - Wen-Liang Zeng; Caolei Pan; Chi-Seng Lam; Sai-Weng Sin; Chenchang Zhan; Rui Paulo Martins (A-SSCC, 2021)

A 5.72-μW, 1.02-MHz, -40 125°C, 1μs-Startup Time Relaxation Oscillation with Fully-on-Chip Voltage Reference and LDO Regulator. - Chuqi Chen; Chenchang Zhan; Zhaobo Zhang; Nian Zhang; Lidan Wang 001 (ICTA, 2021)

A 1.1-V 26.2-ppm/°C Sub-Bandgap Voltage Reference with 6.5-nW Power Consumption Composed of Subthreshold CMOSs and Single BJT. - Haoyu Hu; Chenchang Zhan; Lidan Wang 001 (ICTA, 2021)

An Ultra-low Power Consumption Dual-Output Subthreshold CMOS Voltage Reference. - Zhenhao Li; Chenchang Zhan; Lidan Wang 001 (ICTA, 2021)

A 127 nA Quiescent Current Capacitorless NMOS LDO with Fast-Transient Response. - Mengjie Song; Chenchang Zhan; Lidan Wang 001; Litao Wu; Bangdong Sun (ICTA, 2021)

An Area-Efficient Low Quiescent Current Output Capacitor-Less LDO with Fast Transient Response. - Hongchang Qiao; Chenchang Zhan; Quan Pan 002; Yutian Chen; Ning Zhang (ISCAS, 2021)

A 0.9-V 22.7-ppm/°C Sub-Bandgap Voltage Reference with Single BJT and Two Resistors. - Lidan Wang 001; Chenchang Zhan; Jie Lin; Shuangxing Zhao; Nian Zhang (ISCAS, 2021)

Analysis of Multi-Phase Trans-Inductor Voltage Regulator with Fast Transient Response for Large Load Current Applications. - Nian Zhang; Chenchang Zhan; Guanghua Ye; Chuqi Chen; Xuening Li; Jun Yi (ISCAS, 2021)

A Single-Stage Dual-Output Regulating Rectifier With Hysteretic Current-Wave Modulation. - Jie Lin; Yan Lu 002; Chenchang Zhan; Rui Paulo Martins (IEEE J. Solid State Circuits, 2021)

A -40-125 °C, 0.8 V, 33 kHz relaxation oscillator with integrated voltage and current reference and compensated comparator delay. - Lidan Wang 001; Chenchang Zhan; Zhaobo Zhang; Shuangxing Zhao (Microelectron. J., 2021)

A High-Efficiency Dual-Antenna RF Energy Harvesting System Using Full-Energy Extraction With Improved Input Power Response. - Zhaobo Zhang; Chenchang Zhan; Man-Kay Law; Yang Jiang 002; Pui-In Mak; Rui Paulo Martins (IEEE Open J. Circuits Syst., 2021)

A -40 °C to 140 °C Picowatt CMOS Voltage Reference With 0.25-V Power Supply. - Hongchang Qiao; Chenchang Zhan; Yutian Chen (IEEE Trans. Circuits Syst. II Express Briefs, 2021)

A 19-48.3-GHz 6th-Order Transformer-Based Injection-Locked Frequency Divider With 87.1% Locking Range in 40-nm CMOS. - Junhua Zhu; Qiyao Jiang; Hamed Mosalam; Chenchang Zhan; Quan Pan 002 (IEEE Trans. Circuits Syst. II Express Briefs, 2021)

A 19-30ppm/°C Temperature Coefficient Sub-Nanowatt CMOS Voltage Reference with 10-µA Sourcing Capability. - Hongchang Qiao; Chenchang Zhan (CICC, 2022)

A 120nW, 121 kHz, -20 100°C CMOS Relaxation Oscillator with Digital Current Comparator and On-Chip Voltage and Current Reference. - Renwei Chen; Yifei Zhang; Chenchang Zhan (ICTA, 2022)

A 210nA Quiescent Current Bandgap Reference with 5mA Load Capability Using Shared Error Amplifier. - Binwei Yang; Renwei Chen; Chenchang Zhan (ICTA, 2022)

A 2.06μW/MHz, 5.05-MHz, -40-125°C, 22ppm/°C Relaxation Oscillatior with Single Comparator Control. - Yifan Yao; Chuqi Chen; Chenchang Zhan (ICTA, 2022)

A 6.15-10.9 Gb/s 0.58 pJ/Bit Reference-Less Half-Rate Clock and Data Recovery With "Phase Reset" Scheme. - Wenbo Xiao; Qiwei Huang; Hamed Mosalam; Chenchang Zhan; Zhiqun Li; Quan Pan 002 (IEEE Trans. Circuits Syst. I Regul. Pap., 2022)

A - °C-125 °C 0.4-μA Low-Noise Bandgap Voltage Reference With 0.8-mA Load Driving Capability Using Shared Feedback Resistors. - Zhaobo Zhang; Chenchang Zhan; Lidan Wang 001; Man-Kay Law (IEEE Trans. Circuits Syst. II Express Briefs, 2022)

SLiMO: A 61.8% Efficiency Single-Link Multiple-Output Isolated DC-DC Converter Using Low-Cost FPC Micro- Transformer with Local Voltage and Global Power Regulation. - Jianqiang Jiang; Junyao Tang; Lei Zhao; Chenchang Zhan; Cheng Huang 004 (CICC, 2023)

A 6.78-MHz Wireless Power Transfer System With Inherent Wireless Phase Shift Control Without Feedback Data Sensing Coil. - Xianglong Bai; Yan Lu 002; Chenchang Zhan; Rui Paulo Martins (IEEE J. Solid State Circuits, 2023)

A 95% Peak Efficiency Modified KY Converter With Improved Flying Capacitor Charging in DCM for IoT Applications. - Caolei Pan; Wen-Liang Zeng; Chi-Seng Lam; Sai-Weng Sin; Chenchang Zhan; Rui Paulo Martins (IEEE J. Solid State Circuits, 2023)

A Continuous-Output-Current Buck-Boost Converter Without Right-Half-Plane-Zero (RHPZ). - Caolei Pan; Chenchang Zhan; Rui Paulo Martins; Chi-Seng Lam (IEEE Trans. Circuits Syst. I Regul. Pap., 2023)

A 92%-Efficiency 0.828μs Settling Time FC5L Voltage Regulator Featuring Time-Domain Charge Balancing & Flying Capacitor Self-Switching for Wide Dynamic Range & Fast Transient Chiplet Applications. - Xichen Sun; Jingshu Yu; Xuliang Wang; Jin Wei; Junmin Jiang; Chenchang Zhan; Yan Wang 023; Xiaosen Liu (CICC, 2024)

A 0.8-V-VIN 3.76-nW 23.1-ppm/°C Low Dropout Regulator Based on Flipped Voltage Follower with Embedded CMOS Voltage Reference. - Bing Ren; Chenchang Zhan; Fujun Liu (ICTA, 2024)

8.4 A Fast-Transient 3-Fine-Level Buck-Boost Hybrid DC-DC Converter with Half-Voltage-Stress on All Switches and 98.2% Peak Efficiency. - Shuangxing Zhao; Chenchang Zhan; Yan Lu 002 (ISSCC, 2024)

A 63% Efficiency 1.29-W Single-Link Multiple-Output (SLiMO) Isolated DC-DC Converter Using FPC Micro-Transformer With Local Voltage and Global Power Regulations. - Jianqiang Jiang; Junyao Tang; Lei Zhao; Chenchang Zhan; Cheng Huang 004 (IEEE J. Solid State Circuits, 2024)

A Battery-Input Three-Mode Buck-Boost Hybrid DC-DC Converter With 97.6% Peak Efficiency. - Shuangxing Zhao; Chenchang Zhan; Yan Lu 002 (IEEE J. Solid State Circuits, 2024)

A Single-Stage Bipolar-Output Regulating Rectifier With Negligible Cross-Regulation for Wireless Display. - Chenyu Huang; Chenchang Zhan; Xianglong Bai; Yan Lu 002 (IEEE J. Solid State Circuits, 2024)

A High-Efficiency Low-Cost Multi-Antenna Energy Harvesting System With Leakage Suppression. - Zhaobo Zhang; Chenchang Zhan; Shuangxing Zhao; Man-Kay Law (IEEE J. Solid State Circuits, 2024)

A Three-Fine-Level Buck-Boost Hybrid Converter Achieving Half-VIN-Stress on All Switches and Fast Transient Response. - Shuangxing Zhao; Chenchang Zhan; Zhaobo Zhang; Xianglong Bai; Chenyu Huang; Yan Lu 002 (IEEE J. Solid State Circuits, 2025)