The TP73333PDQNR is a Low Dropout (LDO) linear voltage regulator, with a DFN1X1-4L RoHS-compliant package, manufactured by TECH PUBLIC. It offers tight output tolerances, low noise and high PSRR, and is capable of providing up to 3.3A of current for applications such as DC/DC converters, mobile sound cards, power management and system protection. The device operates with a wide input voltage range of 1.8V to 5.5V and includes an enable pin which can be used to turn off the device to reduce power consumption. Other features include reverse battery protection, thermal overload protection, and overcurrent protection. It is suitable for a range of applications in the consumer electronics market.