A 4-to-42V Input, 95.5% Efficiency, 3.2μA-IQ, DC-DC Buck Converter Featuring a Leakage-Emulated Bootstrap Re-fresher and Anti-Deadlock Self-Bias Supply for Battery-Powered Automotive Uses
Lee, Heejun, Han, Hyunki, Kim, Hyun-Sik
Published in 2023 IEEE Custom Integrated Circuits Conference (CICC) (01.04.2023)
Published in 2023 IEEE Custom Integrated Circuits Conference (CICC) (01.04.2023)
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Conference Proceeding
A 5-V Dynamic Class-C Paralleled Single-Stage Amplifier With Near-Zero Dead-Zone Control and Current-Redistributive Rail-to-Rail Gm-Boosting Technique
Koh, Seok-Tae, Lee, Ji-Hun, Kang, Gyeong-Gu, Han, Hyunki, Kim, Hyun-Sik
Published in IEEE journal of solid-state circuits (01.12.2021)
Published in IEEE journal of solid-state circuits (01.12.2021)
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Journal Article
A 5-V Dynamic Class-C Paralleled Single-Stage Amplifier With Near-Zero Dead-Zone Control and Current-Redistributive Rail-to-Rail G m-Boosting Technique
Koh, Seok-Tae, Lee, Ji-Hun, Kang, Gyeong-Gu, Han, Hyunki, Kim, Hyun-Sik
Published in IEEE journal of solid-state circuits (01.12.2021)
Published in IEEE journal of solid-state circuits (01.12.2021)
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Journal Article
A 1.8V-Input 0.2-to-1.5V-Output 2.5A 930mA/mm3 Always-Balanced Dual-Path Hybrid Buck Converter with Seamlessly All-VCR-Coverable Tri-Mode Operation
Kim, Dae-Hyeon, Cho, Jeong-Hyun, Han, Hyunki, Kim, Hyun-Sik
Published in 2024 IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits) (16.06.2024)
Published in 2024 IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits) (16.06.2024)
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Conference Proceeding
17.8 A 90.5%-Efficiency 28.7µVRMS-Noise Bipolar-Output High-Step-Up SC DC-DC Converter with Energy-Recycled Regulation and Post-Filtering for ±15V TFT-Based LAE Sensors
Ko, Min-Woo, Han, Hyunki, Kim, Hyun-Sik
Published in 2021 IEEE International Solid- State Circuits Conference (ISSCC) (13.02.2021)
Published in 2021 IEEE International Solid- State Circuits Conference (ISSCC) (13.02.2021)
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Conference Proceeding
28.5 A 94.1%-Efficiency Parallel-SC Hybrid Buck Converter Designed Using VCR-Aware Topology Optimizer for a 4.2A/mm² Current-Density FoM
Han, Hyunki, Cho, Jeong-Hyun, Jang, Woojin, Park, Yousung, Lee, Jiho, Kim, Hyun-Sik
Published in 2024 IEEE International Solid-State Circuits Conference (ISSCC) (18.02.2024)
Published in 2024 IEEE International Solid-State Circuits Conference (ISSCC) (18.02.2024)
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Conference Proceeding
A Monolithic 48V-to-1V 10A Quadruple Step-Down DC-DC Converter with Hysteretic Copied On-Time 4-Phase Control and 2× Slew Rate All-Hysteretic Mode
Han, Hyunki, Ko, Min-Woo, Cho, Jeong-Hyun, Kang, Gyeong-Gu, Koh, Seok-Tae, Bae, Hong-Hyun, Kim, Hyun-Sik
Published in 2022 IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits) (12.06.2022)
Published in 2022 IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits) (12.06.2022)
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Conference Proceeding
5.8 A 5V Dynamic Class-C Paralleled Single-Stage Amplifier with Near-Zero Dead-Zone Control and Current-Redistributive Rail-to-Rail Gm-Boosting Technique
Koh, Seok-Tae, Lee, Ji-Hun, Kang, Gyeong-Gu, Han, Hyunki, Kim, Hyun-Sik
Published in 2021 IEEE International Solid- State Circuits Conference (ISSCC) (13.02.2021)
Published in 2021 IEEE International Solid- State Circuits Conference (ISSCC) (13.02.2021)
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Conference Proceeding
A 95.2% efficiency dual-path DC-DC step-up converter with continuous output current delivery and low voltage ripple
Shin, Se-Un, Huh, Yeunhee, Ju, Yongmin, Choi, Sungwon, Shin, Changsik, Woo, Young-Jin, Choi, Minseong, Park, Se-Hong, Sohn, Young-Hoon, Ko, Min-Woo, Jo, Youngsin, Han, Hyunki, Lee, Hyung-Min, Hong, Sung-Wan, Qu, Wanyuan, Cho, Gyu-Hyeong
Published in 2018 IEEE International Solid-State Circuits Conference - (ISSCC) (01.02.2018)
Published in 2018 IEEE International Solid-State Circuits Conference - (ISSCC) (01.02.2018)
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Conference Proceeding