Analog & Power Circuits and Systems Lab (APCS Lab)
Prof. 홍성완
Research Analog & Power Management IC/System Design
TEL 02-880-8474
About the Laboratory & Research Area
In our Lab, we conduct advanced research in analog and power IC for everything. By pioneering breakthrough designs in Power Conversion IC, Wireless Power Transfer, Energy Harvesting, and Envelope Tracking, we drive the evolution of next-generation electronics while continuously expanding into broader emerging fields.
Research Interests & Projects
✔ Power Conversion IC (PMIC)
⦁ DC-DC Converter
⦁ Low-dropout Regulator (LDO)
⦁ Gate Driver
✔ Wireless Power Transfer & Energy Harvesting
⦁ Multi-source Energy Harvesting
✔ Envelope Tracking
⦁ DC-DC Converter
⦁ Low-dropout Regulator (LDO)
⦁ Gate Driver
✔ Wireless Power Transfer & Energy Harvesting
⦁ Multi-source Energy Harvesting
✔ Envelope Tracking
Journals & Patents
1. Joo-Mi Cho, Jeong-Hun Kim, Yong-Chan Lee, and Sung-Wan Hong, "A Hybrid Bipolar-Output Isolated Converter with +15V/?5V Outputs for SiC Gate Drivers," in IEEE International Solid-State Circuits Conference (ISSCC), Feb. 2026.
2. Hyeon-Ji Choi, Joo-Mi Cho, Sang-Yun Nam, and Sung-Wan Hong, "A 94.8%-Peak-Efficiency Double Step-Up SIBO Converter Achieving 88% Output Ripple Reduction for AMOLED Display," in IEEE International Solid-State Circuits Conference (ISSCC), Feb. 2026.
3. Hyun-Woo Jeong, Chan-Ho Lee, Hyeon-Ji Choi, and Sung-Wan Hong, "A 92.4%-Peak-Efficiency 48V to 0.8-to-1.6V Hybrid Converter with Inductor-Interleaved Fibonacci Switched-Capacitor," in IEEE International Solid-State Circuits Conference (ISSCC), Feb. 2026.
2. Hyeon-Ji Choi, Joo-Mi Cho, Sang-Yun Nam, and Sung-Wan Hong, "A 94.8%-Peak-Efficiency Double Step-Up SIBO Converter Achieving 88% Output Ripple Reduction for AMOLED Display," in IEEE International Solid-State Circuits Conference (ISSCC), Feb. 2026.
3. Hyun-Woo Jeong, Chan-Ho Lee, Hyeon-Ji Choi, and Sung-Wan Hong, "A 92.4%-Peak-Efficiency 48V to 0.8-to-1.6V Hybrid Converter with Inductor-Interleaved Fibonacci Switched-Capacitor," in IEEE International Solid-State Circuits Conference (ISSCC), Feb. 2026.
