The TPS54319 is a 6V, 3A, synchronous step-down switch regulator with two integrated MOSFETs, a switching frequency of 300kHz to 2MHz, a voltage reference of 0.8V ±3.0%, and can operate in a temperature range of -40°C to 150°C.
The TPS54319 is a full‑featured 6 V, 3 A synchronous step‑down current‑mode converter that integrates two MOSFETs. It supports a wide input range, high switching frequencies up to 2 MHz, and includes features such as adjustable slow‑start, UV/OV protection, and a power‑good output signal.
The document provides detailed electrical characteristics, thermal metrics, pin configurations, functional block diagrams, typical performance curves, and PCB layout recommendations. It also contains ordering information, absolute maximum ratings, and legal notices for designers.