LTC3412A - 3A, 4MHz, Monolithic Synchronous Step-Down Regulator; Package: TSSOP; Pins: 16; Temperature Range: -40°C to 85°C

Switching Regulator, Current-mode, 2.1A, 1500kHz Switching Freq-Max, PDSO12

Dual Switching Controller, Current-mode, 3A, 590kHz Switching Freq-Max, CMOS, PDSO28