OZ9904 Просмотр технического описания (PDF) - O2Micro International

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OZ9904

Intelligent Lighting Family Product Guide

O2Micro International 

OZ9993

FEATURES

• High frequency DC/DC boost converter controller

• Supports a single cell Li-Ion battery

• Fixed 975kHz switching frequency

• Integrated power MOSFET with over-current protection

• Output over-voltage protection

• Open diode or output short circuit protection

• Thermal protection

GENERAL DESCRIPTION

OZ9993 is a high efficiency, DC/DC controller with an integrated power MOS-

FET that drives one string of LEDs. It provides the user with a low cost solution

that requires minimum components for the boost regulator and is suitable for

applications requiring a single cell Li-Ion battery.

A soft start feature is provided to minimize in-rush current during start-up.

APPLICATIONS

• Netbook Computer

• PND

• Camcorder

APPLICATION DIAGRAM

U.S. Patent #’s 7,498,793; 7,847,783; and more patents pending.

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