The L5972D013TR is a Buck Switching Regulator IC Positive Adjustable 1.235V 1 Output 2A 8-SOIC (0.154", 3.90mm Width) manufactured by STMicroelectronics. It is a monolithic integrated circuit that offers an efficient and versatile power supply solution for a large variety of applications. This IC is capable of delivering an adjustable output voltage (1.235V) and up to 2A of current with high efficiency and low noise operation. It features low-ripple curves, programmable soft start and frequency synchronization options for optimized performance, as well as various protections and safety features. This IC is designed for high reliability and high temperature operation and offers a cost-effective solution suitable for a wide range of applications.