LTC3406ES5-1.2#TRPBF (Analog Devices (Linear Technology)) is a 600 mA, 1.5 MHz monolithic synchronous step-down (buck) regulator with fixed 1.2 V output in a 5-lead ThinSOT (TSOT-23) package.

• Up to 90% efficiency · only 20 µA quiescent current
• 2.5 V to 5.5 V input · 600 mA output at VIN = 3 V
• 1.5 MHz constant-frequency operation · no external Schottky diode required
• Shutdown current < 1 µA · automatic Burst Mode operation and overtemperature protection

Data per Linear Technology LTC3406-1.2 datasheet.