LTC3126IUFD: High-Performance Step-Down DC-DC Switching Regulator | Features & Applications 2025-01-29 Discover the LTC3126IUFD, a high-efficiency synchronous step-down DC-DC regulator from Analog Devices. Features 2.4V-42V input, 2.5A output, and adjustable voltage. Ideal for industrial, automotive, and telecom applications.