The L7805AB2T is a linear voltage regulator manufactured by STMicroelectronics, designed to provide a stable 5V output from a higher input voltage. It is a highly reliable and efficient regulator, suitable for a wide range of applications in many different industries. This regulator is part of the popular L7805 series, known for its high current capability, low dropout voltage, and excellent line and load regulations. The L7805AB2T specifically comes in a TO-220 package, making it easy to use and suitable for various mounting methods. With a maximum output current of 1.5A, the L7805AB2T is perfect for powering microcontrollers, sensors, and other electronic devices requiring a stable 5V supply. Its wide input voltage range and over-temperature protection further enhance its reliability and functionality. Overall, the L7805AB2T is a versatile and high-quality linear voltage regulator, ideal for applications where a stable 5V power supply is essential.