LTC3453EUF#PBF - Analog Devices Inc.

Manufacturer Part Number

LTC3453EUF#PBF

Manufacturer

Analog Devices

Introduction

The LTC3453EUF#PBF is a versatile power management integrated circuit (PMIC) designed for LED driving applications.

Product Features and Performance

Integrated Step-Up (Boost) and Step-Down (Buck) Converter

Four Output Channels

Internal Switching Transistors

Supports 2.7V to 5.5V Input Voltage Range

Provides 4.5V Output Voltage

Delivers up to 125mA per Output Channel

High Switching Frequency at 1MHz

Suitable for Backlight Applications

Wide Operating Temperature Range from -40°C to 85°C

Product Advantages

High Integration Reduces Component Count

Efficient Power Conversion for Extended Battery Life

Compact 16-WQFN Exposed Pad Package Saves Board Space

Multipurpose Use with Step-Down and Step-Up Functions

Key Technical Parameters

Step-Down (Buck) and Step-Up (Boost) Topology

Internal Switch(es) Included

Voltage Supply Range 2.7V Min to 5.5V Max

Output Voltage Fixed at 4.5V

Output Current of 125mA per Channel

1MHz Operating Frequency

Quality and Safety Features

Built to Handle a Wide Range of Operating Temperatures

Robust Construction for Durability and Longevity

Compatibility

Surface Mount Device Compatible

Designed for Use with Multiple LED Configurations

Application Areas

LED Backlight Power Supplies

Portable and Battery-Powered Devices

Product Lifecycle

Status: Active

Not Indicated as Nearing Discontinuation

Replacements or Upgrades Not Specified

Several Key Reasons to Choose This Product

Efficient LED Driver Solution for Multiple Outputs

Support Low Voltage Applications Requiring a Small Footprint

Highly Integrated, Reducing Additional External Components

Operates at High Frequency Allowing for Small External Components

Ideal for Compact Devices Requiring Backlighting Functions

Compatible with a Broad Range of Operating Conditions