The TPS54116-Q1 is a high-efficiency, synchronous step-down DC-DC converter designed by Texas Instruments (TI), a leading American semiconductor company headquartered in Dallas, Texas, USA. This product is part of TI's automotive-qualified portfolio, specifically targeting the automotive industry for applications such as infotainment systems, advanced driver-assistance systems (ADAS), and power management in electric vehicles. The TPS54116-Q1 features a wide input voltage range, high efficiency, and robust protection features, making it ideal for demanding automotive environments. It is widely used in industrial and automotive electronics, reflecting TI's expertise in power management solutions.