The XZ1803 series are CMOS precise, low power consumption, high voltage; positive voltage regulators designed for portable applications with low quiescent current ( 65μA ) and dropout voltage ( 150mV at 100mA ).
The XZ1803 have typical current limit of 300mA and are available in high accuracy ( 2% ),

The output voltages are 1.5V、1.8V、2.0V、2.5V、3.0V、3.3V 、5.0V and adjust. These products feature thermal shutdown protection and current limit with fold-back in short circuit. SOT23-5L packages are available.