BUY MT1117-3.3A https://www.utsource.net/itm/p/756658.html
1A LDO LINEAR VOLTAGE / REGULATORS
The MT1117-3.3A is a 3.3V fixed output voltage regulator in a SOT223 package from Matrix. It is a low dropout regulator with a maximum dropout voltage of 1.2V. It has a maximum output current of 500mA and a maximum junction temperature of 150°C. It has a wide input voltage range of 2.5V to 15V and is ideal for applications such as microprocessors, DSPs, FPGAs, and other digital logic circuits. It also features short-circuit protection, thermal shutdown, and reverse current protection. (For reference only)