Texas Instruments
IC REG BUCK 12V 3A TO263-5. Switching Voltage Regulators SIMPLE SWITCHER® 40V, 3A Low Component Count Step-Down Regulator 5-DDPAK/TO-263 -40 to 125
STMicroelectronics
IC REG BUCK ADJ 2A SYNC 16HTSSOP. Switching Voltage Regulators 38 V 2 A synchronous step-down switching regulator with 30 uA quiescent current
Microchip Technology
IC REG BUCK ADJ 2A DL 16TSSOP. Switching Voltage Regulators 4 MHz Dual 2A Integrated Switch Buck Regulator
Texas Instruments
IC REG MULT CONFIG ISO ADJ 8VSON. Switching Voltage Regulators 12-105Vin,0.2A Outp Switching Cnvrtr