LTC3453EUF#TRPBF - Analog Devices Inc.

Manufacturer Part Number

LTC3453EUF#TRPBF

Manufacturer

Analog Devices

Introduction

The LTC3453EUF#TRPBF is a versatile, high-performance power management integrated circuit (PMIC) designed for LED driver applications. It supports both step-down (buck) and step-up (boost) functions, making it adaptable to a variety of voltage supply conditions.

Product Features and Performance

Integrated DC DC Regulator with Step-Down (Buck) and Step-Up (Boost) capability

Internal switches included for efficient power conversion

Supports four output channels with a voltage output of 4.5V

Capable of delivering up to 125mA current per output channel

Operates at a high frequency of 1MHz for efficient power management

Designed for backlight applications in various electronic devices

Product Advantages

Versatility in supporting both buck and boost topologies

High efficiency due to internal switches and high operating frequency

Compact 16-WQFN Exposed Pad package suitable for surface mount technology, saving space in PCB design

Operates effectively in a wide temperature range from -40°C to 85°C, ensuring reliability in diverse operating conditions

Key Technical Parameters

Voltage Supply (Min): 2.7V

Voltage Supply (Max): 5.5V

Voltage Output: 4.5V

Current Output / Channel: 125mA

Frequency: 1MHz

Operating Temperature: -40°C ~ 85°C (TA)

Quality and Safety Features

Built to meet high-quality standards of Analog Devices

Operational reliability across a broad range of temperature conditions

Compatibility

Suitable for backlight applications requiring efficient power management

Compatible with a wide range of voltage supplies from 2.7V to 5.5V

Application Areas

Backlighting for LCD displays in smartphones, tablets, laptops, and other electronic devices

General LED driving applications requiring compact and efficient power control

Product Lifecycle

Currently active and not nearing discontinuation, ensuring long-term availability

Support for future replacements or upgrades as technology advances

Several Key Reasons to Choose This Product

Highly versatile with both step-down and step-up functions in a single IC

Efficient power management with up to 125mA output per channel at a high operating frequency

Compact packaging suitable for space-constrained applications

Reliable operation across a wide range of environmental conditions

Backed by Analog Devices' reputation for quality and reliability in power management solutions