LM3434 Datasheet - National Semiconductor

LM3434, Common Anode Capable High Brightness LED Driver

LM3434 Common Anode Capable High Brightness LED Driver with High Frequency Dimming LM3434 March 29, 2010 Common Anode Capable High Brightness LED D.
The LM3434 is an adaptive constant on-time DC/DC buck (step-down) constant current controller (a true current source).

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Datasheet Details

Part number:

LM3434

Manufacturer:

National Semiconductor

File Size:

287.82 KB

Description:

Common Anode Capable High Brightness LED Driver

Features

* include thermal shutdown, VCC under-voltage lockout, and logic level shutdown mode. The LM3434 is available in a low profile LLP-24 package. Features
* Operating input voltage range of -9V to -30V w. r. t. LED anode
* Control inputs are referenced to the LED anode
* Output current greater

Applications

* Projection systems
* Solid state lighting
* Automotive lighting Typical Application Circuit © 2010 National Semiconductor Corporation 300989 30098931 www. national. com LM3434 Connection Diagram Top View 24-Lead LLP NS Package Number SQA24A 30098904 Ordering Information Order N

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LM3434 Common Anode Capable High Brightness LED Driver National Semiconductor

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