The LM1117IMPX-5.0/NOPB is a low dropout (LDO) Regulator with an adjustable output voltage manufactured by Texas Instruments. It is an 800mA linear regulator that is capable of maintaining high accuracy over a wide range of input and output voltages. It comes with an on-board power-on reset circuit, reverse current protection, and thermal shutdown protection. It is also capable of functioning as an isolated low-cost power supply. The LM1117IMPX-5.0/NOPB is suitable for a wide range of applications requiring low-power usage, including: portable instruments, battery-powered systems, office equipment, and consumer electronics. It is also available in a variety of input and output voltage options.