MAX1573ETE - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX1573ETE

Manufacturer

Analog Devices

Introduction

The MAX1573ETE is a high-efficiency, charge-pump-based LED driver optimized for driving LEDs in a backlighting application.

Product Features and Performance

Integrated Switches

4 LED Outputs

1MHz Fixed-Frequency Operation

Built-In Overvoltage Protection

Thermal Shutdown Protection

Soft-Start to Prevent Inrush Current at Startup

Product Advantages

High Efficiency for Extended Battery Life

PWM Dimming Support for Adjusting Brightness Levels

Compact 16-TQFN Package Saves Space

Low Input Voltage Suitable for Battery-Powered Devices

Key Technical Parameters

Output Type: DC DC Regulator

Topology: Switched Capacitor (Charge Pump)

Internal Switch(s): Yes

Number of Outputs: 4

Voltage - Supply (Min): 2.7V

Voltage - Supply (Max): 5.5V

Current - Output / Channel: 28mA

Frequency: 1MHz

Dimming: PWM

Quality and Safety Features

Automatic Soft-Start

Overvoltage Protection

Thermal Shutdown

Compatibility

Designed for mobile devices with stringent power requirements

Compatible with PWM dimming controllers

Application Areas

Mobile Phones

Portable Media Players

Handheld Devices

Product Lifecycle

Active Product Status

Constant innovation in the company product lineup

Several Key Reasons to Choose This Product

Energy-Saving Charge-Pump Technology

Support for Multiple LEDs Increases Design Flexibility

High-Switching Frequency Minimizes External Component Size

Robust Safety Features Protect Against Fault Conditions

Wide Operating Temperature Range Suitable for Various Environments