Lee, Jeong Seop, Seung Hwan Lim, Jung Jin Choi, Seung Wan Yoo, Woo Suk Choi, and Kang-Yoon Lee. 2026. “A 2-Level Buck Converter Using Adaptive ON/OFF-Time Control for Frequency-Stable Operation ”. Journal of Integrated Circuits and Systems 12 (3), 27-33. https://doi.org/10.23075/jicas.2026.12.3.005.