Texas Instruments
IC REG BUCK ADJ 0.6A TSOT23-6. Switching Voltage Regulators 600 mA up-42V Input SD DC/DC Reg
Texas Instruments
IC REG BUCK 5V 3A TO263-5. Switching Voltage Regulators 3A STEP-DOWN VLTG REG
Monolithic Power Systems Inc.
IC REG BUCK ADJ 2A SYNC. Switching Voltage Regulators High Efficiency 2A, 36V max,Synchronous Step Down Converter