LTC3854IMSE#TRPBF

DC DC Switching Controllers Overview

The LTC3854IMSE#TRPBF is a synchronous step-down DC/DC controller manufactured by Analog Devices Inc. It operates with an input voltage range of 4.5 V to 38 V and provides an adjustable output voltage from 0.8 V to 5.5 V. The device supports a switching frequency up to 440 kHz and features a low quiescent current of 15 µA. Packaged in a 12-lead MSOP, it functions within a temperature range of -40°C to +85°C.

DC DC Switching Controllers Feature Summary

• Supports wide input voltage ranges for flexible power supply integration
• Integrates synchronous rectification control for high efficiency
• Features low quiescent current operation for improved standby performance

DC DC Switching Controllers Applications

• Industrial point-of-load regulation
• Distributed power systems
• Telecommunications infrastructure

DC DC Switching Controllers Procurement Notes

Verify the specific suffix TRPBF indicates tape and reel packaging configuration. Confirm that the IMSE variant corresponds to the industrial temperature grade and MSOP package type. Ensure compatibility with external MOSFET selection based on the required load current and thermal constraints.

DC DC Switching Controllers Selection Notes

Select this component when a compact solution is required for buck conversion applications. The wide VIN range accommodates various bus voltages. Evaluate the need for DCR sensing capabilities if board space for sense resistors is limited. Consider the MSOP footprint constraints during PCB layout planning.

DC DC Switching Controllers Part Context

This part belongs to the LTC3854 series of synchronous step-down controllers. It is designed for applications requiring small form factors and efficient power management. The series emphasizes low component count and high performance in space-constrained environments.

DC DC Switching Controllers Replacement Considerations

LTC3854EMSE#PBF