LT8609/LT8609A/LT8609B == 42V, 3A Synchronous Step-Down Regulator with 2.5µA Quiescent Current
LDO
DCDC down
MAX17577, MAX17578 - 4.5V to 60V, 1A High-Efficiency, Synchronous, Inverting Output DC-DC Converters
https://www.analog.com/media/en/technical-documentation/data-sheets/max17577-max17578.pdf