LTC3874EUFD#TRPBF

DC DC Switching Controllers Overview

The LTC3874EUFD#TRPBF is a synchronous step-down switching controller designed for high-current applications. It operates with an input voltage range of 4.5V to 38V and supports output currents up to 120A. The device features a programmable switching frequency from 250kHz to 1MHz, enabling optimization for efficiency or size. It utilizes a QFN-28 package and functions within a temperature range of -40°C to +125°C. The controller includes integrated low RDS(ON) drivers and supports multi-phase operation for load distribution.

DC DC Switching Controllers Feature Summary

• Synchronous Buck Controller
• Multi-Phase Operation Support
• Integrated Drivers
• Programmable Frequency

DC DC Switching Controllers Applications

• High-performance computing processors
• Telecommunications infrastructure
• Industrial equipment power supplies
• Networking appliances

DC DC Switching Controllers Procurement Notes

Verify the specific suffix #TRPBF indicates tape and reel packaging when sourcing components. Confirm that the EUFD designation corresponds to the correct thermal pad and pin configuration required by your PCB layout. Ensure compatibility with the intended switching frequency range during component qualification.

DC DC Switching Controllers Selection Notes

Select this controller for designs requiring high current density and flexible phase configurations. Evaluate thermal management requirements given the 120A capability and QFN-28 footprint. Consider external MOSFET selection based on the integrated driver strength and switching frequency settings to optimize system efficiency.

DC DC Switching Controllers Part Context

This component belongs to the LTC3874 family of synchronous buck controllers. It is part of Analog Devices' portfolio of power management integrated circuits focused on delivering stable voltage rails for complex digital loads. The series is characterized by robust protection features and precise regulation capabilities.

DC DC Switching Controllers Replacement Considerations

Direct replacements include other members of the LTC3874 family such as the LTC3874IUF-1#PBF, provided pinout and functional specifications match the design requirements. Verify thermal performance and control interface compatibility before substituting.