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AT731 Datasheet - IAT

Datasheet Details

Part number:

AT731

Manufacturer:

IAT

File Size:

0.98 MB

Description:

White LED Step-Up Converter

Features

* Inherently Matched LED Current High Efficiency: 84% Typical Drives Up to Four LEDs from a 3.2V Supply Drives Up to Eight LEDs from a 5V Supply 36V Rugged Bipolar Switch Fast 1.2MHz Switching Frequency Uses Tiny 1mm Tall Inductors Requires Only 0.22µF Output Capacitor APPLICATION Cellular Phones PDAs

AT731-IAT.pdf

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AT731, White LED Step-Up Converter

The AT731 is a step-up DC/DC converter specifically designed to drive white LEDs with a constant current.

The device can drive two, three or four LEDs in series from a Li-lon cell.

Series connection of the LEDs provides identical LED currents resulting in uniform brightness and eliminating the need

AT731 Distributor

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