LTC7801EUFD#TRPBF

DC DC Switching Controllers Overview

The LTC7801EUFD#TRPBF is a synchronous step-down DC/DC controller manufactured by Analog Devices Inc. It operates with an input voltage range of 4V to 140V and supports output voltages from 800mV to 60V. The device features a programmable switching frequency between 50kHz and 900kHz, with a maximum duty cycle of 100%. It utilizes a 24-WFQFN package (4x5mm) and functions within a temperature range of -40°C to +125°C.

DC DC Switching Controllers Feature Summary

• Supports high input voltages up to 140V for flexible power distribution architectures
• Enables clock synchronization to reduce system-wide noise interference
• Provides integrated tracking capabilities for multi-rail sequencing requirements

DC DC Switching Controllers Applications

• Industrial power supplies requiring wide input ranges
• Telecommunications infrastructure equipment
• Automotive electronics systems

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 QFN-24 package variant. Ensure compliance with RoHS directives as indicated in official documentation before finalizing procurement orders.

DC DC Switching Controllers Selection Notes

Select this component for designs requiring high input voltage tolerance and low quiescent current. The synchronous buck topology improves efficiency compared to standard controllers. Verify that the external MOSFET selection aligns with the controller's drive capabilities and thermal constraints.

DC DC Switching Controllers Part Context

This part belongs to the LTC7801 family of high voltage synchronous step-down controllers. It shares functional similarities with other members like the LTC7801EFE but differs in packaging and shipping configuration. The series is designed for applications demanding robust performance under varying load conditions.

DC DC Switching Controllers Replacement Considerations

Direct substitutes include the LTC7801EFE#PBF for tube packaging or the generic LTC7801EUFD#TRPBF if suffix variations exist. Verify pin compatibility and electrical specifications match exactly before substitution.