LTC3545EUD#TRPBF - Analog Devices Inc.

Manufacturer Part Number

LTC3545EUD#TRPBF

Manufacturer

Analog Devices

Introduction

The LTC3545 is a high-performance, triple-channel step-down switching regulator from Analog Devices.

Product Features and Performance

Triple-channel step-down voltage regulation

Adjustable output voltage range from 0.6V to 5.5V

Supports input voltage between 2.25V to 5.5V

High output current capability of up to 800mA per channel

High frequency switching at 2.25MHz allows for small external components

Integrated synchronous rectifier for improved efficiency

Stable with ceramic capacitors

Product Advantages

Compact 16-QFN package saves board space

High efficiency reduces thermal footprint and power loss

Low minimum output voltage accommodates modern low-voltage digital circuits

Fast switching frequency minimizes the size of external inductors and capacitors

Key Technical Parameters

Number of Outputs: 3

Input Voltage (Min): 2.25V

Input Voltage (Max): 5.5V

Output Voltage (Min/Fixed): 0.6V

Output Voltage (Max): 5.5V

Output Current: 800mA

Switching Frequency: 2.25MHz

Operating Temperature Range: -40°C to 125°C

Mounting Type: Surface Mount

Quality and Safety Features

Extensive thermal and over-current protection

Low ripple and noise characteristics

Highly efficient synchronous operation

Robust design for industrial temperature ranges

Compatibility

Compatible with a wide range of input and output voltages

Suitable for high frequency PCB design principles

Designed for use with surface-mount technology (SMT)

Application Areas

Telecommunication equipment

Portable devices

Computing systems

Battery-powered systems

Product Lifecycle

Currently active product

No indication of near discontinuation

Replacements or upgrades available as new models in series

Several Key Reasons to Choose This Product

Reliable manufacturer known for quality power management solutions

High integration reduces external components and design complexity

Flexibility to power multiple logic levels from a single input source

Superior thermal performance suitable for high-density circuit designs

Optimized for a wide range of applications with diverse power requirements