An Ultra-Low Quiescent Current Tri-Mode DC-DC Buck Converter With 92.1% Peak Efficiency for IoT Applications. - Menglian Zhao; Mengyu Li; Shuang Song 003; Yaopeng Hu; Yanxia Yao; Xuetong Bai; Rubo Hu; Xiaobo Wu; Zhichao Tan (IEEE Trans. Circuits Syst. I Regul. Pap., 2022)