BUY PST3445UR https://www.utsource.net/itm/p/1186719.html
CMOS System Reset
The PST3445UR is a surface-mount SOT-243 package from Mitsumi. It is a 3-terminal positive voltage regulator with a maximum output current of 1.5A. It is designed to provide a fixed output voltage of 5V, and features a low dropout voltage of 1.2V. The device is ideal for applications that require a low dropout voltage and a high output current, such as mobile phones, digital cameras, and other portable electronic devices. It is also suitable for use in automotive and industrial applications. (For reference only)