BUY LM2940S-5.0 https://www.utsource.net/itm/p/11226815.html
IC REG LIN 5V 1A DDPAK/TO263-3
Description: The LM2940S-5.0 is a low dropout (LDO) voltage regulator with a maximum output current of 1A. Features: Output voltage accuracy of ±2% Low dropout voltage of 0.5V Low quiescent current of 10μA Thermal shutdown protection Short-circuit protection Reverse current protection Over-current protection Applications: Automotive Industrial Consumer electronics Portable devices Battery-powered systems (For reference only)