LTC3411AIDD#PBF - Analog Devices Inc.

Manufacturer Part Number

LTC3411AIDD#PBF

Manufacturer

Analog Devices

Introduction

LTC3411AIDD#PBF is a high performance, adjustable step-down DC-DC switching regulator.

Product Features and Performance

Step-Down (Buck) regulator topology

Adjustable output voltage

Single output channel

High switching frequency at 2.5MHz

Synchronous rectification for improved efficiency

Capable of supplying 1.25A output current

Supports a wide input voltage range from 2.5V to 5.5V

Output voltage can be set from 0.8V to 5V

High operating temperature range from -40°C to 125°C

10-WFDFN Exposed Pad for effective thermal dissipation

Product Advantages

High efficiency due to synchronous rectification technology

Compact 10-DFN package saves space on PCB

High frequency operation allows for smaller external components

Wide input voltage range offers design flexibility

Adjustable output accommodates various application needs

Key Technical Parameters

Voltage - Input (Min): 2.5V

Voltage - Input (Max): 5.5V

Voltage - Output (Min/Fixed): 0.8V

Voltage - Output (Max): 5V

Current - Output: 1.25A

Frequency - Switching: 2.5MHz

Operating Temperature: -40°C to 125°C

Quality and Safety Features

Built-in over-temperature protection

Stable performance across wide temperature range

Compatibility

Compatible with surface mount technology (SMT) for PCB assembly

Suitable for applications requiring voltage regulation from 2.5V to 5.5V input

Application Areas

Mobile Phones and Personal Electronics

Portable Battery-Powered Devices

Wireless and DSL Modems

Portable Media Players

Product Lifecycle

Active product status, not nearing discontinuation

Currently available in tube packaging

Replacements or upgrades should be sourced from the same LTC3411 series

Reasons to Choose This Product

High frequency switching enables smaller passive components, reducing PCB size

Synchronous rectification ensures high efficiency, conserving battery life in portable devices

The adjustable output voltage feature allows flexibility in design for multiple applications

Robust temperature operation range makes it suitable for industrial applications

Analog Devices' reputation for producing high-quality power management solutions

A single-chip solution reduces complexity and potential points of failure in power supply design