A 300-mA load CMOS low-dropout regulator without an external capacitor for SoC and embedded applications. - Shengming Huang; Quanzhen Duan; Tian Guo 006; Yaping Cheng; Jiaqi Yin; Yuemin Ding (Int. J. Circuit Theory Appl., 2017)

A Power Supply Rejection Compensated External Capacitor-Less Low Drop-Out Regulator. - Tian Guo 006; Jiho Moon; Jeongjin Roh (ISOCC, 2019)

300 mA LDO Using 0.94 μA IQ With an Additional Feedback Path for Buffer Turn-off Under Light-Load Conditions. - Inho Jeon; Tian Guo 006; Jeongjin Roh (IEEE Access, 2021)

A Current-Mode Four-Phase Synchronous Buck Converter With Dynamic Dead-Time Control. - Jun Tang 003; Tian Guo 006; Jung Sik Kim; Jeongjin Roh (IEEE Access, 2021)

A 0.9-μA Quiescent Current High PSRR Low Dropout Regulator Using a Capacitive Feed-Forward Ripple Cancellation Technique. - Tian Guo 006; Woobin Kang; Jeongjin Roh (IEEE J. Solid State Circuits, 2022)

A 464-nA Quiescent Current Buck Converter With 93.7% Peak Efficiency for IoT Devices. - Tian Guo 006; Quanzhen Duan; Minseok Lee; Jeongjin Roh (IEEE Trans. Ind. Electron., 2024)

Ultralow-Power ECG Monitoring Sensor Based on a Continuous-Time Delta-Sigma Modulator With an On-Chip PMIC. - Jaedo Kim; Tian Guo 006; Quanzhen Duan; Jiho Moon; Yeonhong Kim; Jeongjin Roh (IEEE Trans. Instrum. Meas., 2025)