The AMS1117 is a popular 3-pin voltage regulator with an SMD package that comes in a variety of variants to meet both fixed and variable voltage requirements. The IC has a maximum current of 1A and a range of output voltages of 1.5V to 5V. When operating at maximum current, it also boasts a low drop-off voltage of 1.3V.
More specs:https://www.utmel.com/componen....ts/ams1117-1a-low-dr