Switching Regulator, Current-mode, 6A, 4000kHz Switching Freq-Max, CMOS, PQCC16
LTC3429 - 600mA, 500kHz Micropower Synchronous Boost Converter with Output Disconnect; Package: SOT; Pins: 6; Temperature Range: -40°C to 85°C
LTC3418 - 8A, 4MHz, Monolithic Synchronous Step-Down Regulator; Package: QFN; Pins: 38; Temperature Range: -40°C to 85°C
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