The LTC3776EGN#TRPBF is a high-performance integrated circuit (IC) from Linear Technology, designed for power management applications. It is a dual PolyPhase® synchronous step-down DC/DC controller with an integrated phase-locked loop (PLL) and is ideal for use in complex power supply systems requiring high efficiency, precision, and reliability.

Key Features

• PolyPhase Operation: Supports PolyPhase operation which allows multiple LTC3776 devices to be connected in parallel to achieve higher current outputs with accurate phase spreading, reducing input and output ripple and improving thermal performance.
• Wide Input Voltage Range: The device can handle a wide input voltage range from 4.5V to 38V, making it versatile for a variety of applications from intermediate bus to point-of-load conversions.
• Integrated PLL: The onboard phase-locked loop synchronizes the switching frequency to an external clock for noise-sensitive applications, ensuring low-noise operation and reducing electromagnetic interference (EMI).
• High Efficiency: It is designed for high efficiency, which is critical for reducing heat and improving system performance in power-constrained environments.
• Adjustable Switching Frequency: The switching frequency is adjustable from 250kHz to 780kHz, allowing designers to optimize the size of external components and efficiency.
• Robust Protection Features: Includes overvoltage, undervoltage, overcurrent, and over-temperature protection for enhanced system safety and reliability.

Applications

The LTC3776EGN#TRPBF is suitable for a wide range of applications, including:

• Telecommunications Infrastructure
• Industrial Systems
• Automotive Electronics
• Datacom and Telecom Power Systems
• High-Density Distributed Power Systems

Package and Quality

Encased in a compact 28-lead SSOP package, the LTC3776EGN#TRPBF is designed for space-constrained applications. It is RoHS compliant and manufactured under Linear Technology's rigorous quality control standards, ensuring high reliability and performance for critical applications.