LT1616 - 600mA, 1.4MHz Step-Down Switching Regulator in SOT-23; Package: SOT; Pins: 6; Temperature Range: -40°C to 85°C

LT1617 - Micropower Inverting DC/DC Converters in SOT-23; Package: SOT; Pins: 5; Temperature Range: -40°C to 85°C
LT1676 - Wide Input Range, High Efficiency, Step-Down Switching Regulator; Package: SO; Pins: 8; Temperature Range: 0°C to 70°C