LTC3605AEUF#TRPBF

Voltage Regulators - DC DC Switching Regulators Overview

The LTC3605AEUF#TRPBF is a synchronous step-down DC/DC converter manufactured by Analog Devices Inc. It operates with an input voltage range of 4 V to 20 V and provides a single adjustable output from 0.6 V to 19.8 V at up to 5 A. The device features a programmable switching frequency between 800 kHz and 4 MHz, housed in a 24-lead QFN package. It supports shutdown functionality and functions within a temperature range of -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates high-side and low-side N-channel power MOSFETs for efficient synchronous rectification
• Features a wide input voltage range suitable for various bus voltage applications
• Includes internal compensation to simplify external component selection
• Supports flexible switching frequency programming to optimize efficiency and size

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation for industrial equipment
• Power supply stages for embedded computing systems
• Battery-powered portable devices requiring efficient voltage conversion

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix TRPBF indicates tape-and-reel packaging when ordering. Confirm the AEUF variant matches required thermal and electrical specifications against official datasheets. Check current availability status as supply may be limited or subject to allocation. Ensure compatibility with existing PCB footprints for the 24-QFN package before procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component for designs requiring a compact solution with integrated power switches. The wide frequency range allows optimization for either size or efficiency. Verify that the maximum input voltage of 20 V aligns with the system supply. Consider the thermal performance of the QFN package under full load conditions for proper heat dissipation planning.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LTC3605 family of synchronous buck regulators. It is designed for applications needing high efficiency in small form factors. The device integrates control logic and power stages into a single IC, reducing the bill of materials compared to discrete solutions. It is commonly used in modern electronics where space and power efficiency are critical constraints.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LTC3605EUF#TRPBF is a documented alternative within the same series.