AAT2404 Datasheet Voltage-Variable Current Sourcing Boost Controller

Manufacturer: Skyworks Solutions

AAT2404 voltage-variable current sourcing boost controller by Skyworks Solutions - Datasheet Preview

Datasheet Details

Part number	AAT2404
Manufacturer	Skyworks Solutions
File Size	920.47 KB
Description	Voltage-Variable Current Sourcing Boost Controller
Download	AAT2404 Download (PDF)

General Description

The AAT2404 is a highly integrated high-efficiency variable voltage current sourcing boost controller for white LED backlight applications intended for use in large size LCD panels and LCD TVs.

To accommodate various LED backlighting configurations in both direct and edge lighting applications, the device uses a high voltage external power MOSFET.

The AAT2404 contains an integrated current sense architecture eliminating the need for an expensive low resistance/high accuracy sense resistor.

Overview

DATA SHEET AAT2404 Voltage-Variable Current Sourcing Boost Controller For LED Lighting Applications.

Key Features

VIN Range: 10.8V.
28.0V.
Maximum VLED: 100V.
Up to 95% Boost Conversion Efficiency.
Integrated Current Sense Eliminates Need for Ballast Resistors.
Switching Frequency Options.
400KHz Nominal.
Adjustable Range from 100kHz to 800kHz.
Adjustable Regulation Voltage.
Analog Input from LED Driver.
User Adjustable for Fixed Output.
Integrated Low Impedance Gate Drive = VCC.
Flexible Curren.

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