AS3834 - 4 channel high-precision LED controller

Name: AS3834
SKU: AS3834-968087

austriamicrosystems

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Datasheet Details

Part number	AS3834
Manufacturer	austriamicrosystems
File Size	1.54 MB
Description	4 channel high-precision LED controller
Datasheet	AS3834-austriamicrosystems.pdf

AS3834 Product details

Description

The AS3834 is a 4 channel high precision LED controller with PWM inputs for driving external bipolar transistors in LCD-backlight panels, optimized for 2D and 3D operation.

Features

include under-voltage and thermal shutdown as well as open and short LED detection. 2 Key Features 4 channel LED controller Step-up controller optimized for 2D/3D mode Supply voltage range: 12V to 50V Output current up to 270mA per channel Absolute current accuracy +/- 0.8% Channel to channel accuracy+/- 0.6% 4 separated PWM inputs Open LED detection and disconnect Short LED protection and auto-turnoff Undervoltage shutdown Temperature shutdown Temperature supervision of external BJT BJT Beta c.

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Published: Feb 19, 2016 |