A IMax |max, Fully Integrated Multi-Phase Voltage Regulator with 91.5% Peak Efficiency at 1.8 to 1V, Operating at 50MHz and Featuring a Digitally Assisted Controller with Automatic Phase Shedding and Soft Switching in 4nm Class FinFET CMOS. - Christopher Schaef; Tamir Salus; Rachid Rayess; Siddarth Kulasekaran; Mat Manusharow; Kaladhar Radhakrishnan; Jonathan Douglas (ISSCC, 2022)