Texas Instruments, LMR14020SDDA Step-Down Switching Regulator, 1-Channel 2A Adjustable 8-Pin, SOIC

Input Voltage up to 42V (LMRx42xx), 20V (LMRx20xx), and 5.5V (LMRx05xx)
Output Current up to 2A (LMRxxx20), 1.5A (LMRxxx15), 1A (LMRxxx10), etc.
Adjustable output voltage from 0.6V
1MHz or greater switching frequency of 1.6MHz (LMR.....X) and 3MHz (LMR.....Y)
Low Shutdown Quiescent Current
Internal Soft-start
Thermal Shutdown

SIMPLE SWITCHER® Regulators, Texas Instruments

Use for wide voltage inputs designs up to 75V, and a balance between ease of use and flexibility.