LTC3412A - 3A, 4MHz, Monolithic Synchronous Step-Down Regulator; Package: TSSOP; Pins: 16; Temperature Range: -40°C to 85°C
Switching Regulator, Current-mode, 6A, 4000kHz Switching Freq-Max, CMOS, PQCC16
LTC3418 - 8A, 4MHz, Monolithic Synchronous Step-Down Regulator; Package: QFN; Pins: 38; Temperature Range: -40°C to 85°C