REG1117FA-1.8
TO-263-4, D²Pak (3 Leads + Tab), TO-263AA
55503734-REG1117FA-1.8
IC REG LIN 1.8V 1A DDPAK/TO263-3
The operating temperature is the range of ambient temperature within which a power supply, or any other electrical equipment, operate in. This ranges from a minimum operating temperature, to a peak or maximum operating temperature, outside which, the power supply may fail.
A regulator is a mechanism or device that controls something such as pressure, temperature, or fluid flow. The voltage regulator keeps the power level stabilized. A regulator is a mechanism or device that controls something such as pressure, temperature, or fluid flow.