ADD5203 - White LED Driver with SMBus and PWM Input

Product Overview

Analog Devices

Part number	ADD5203
Manufacturer	Analog Devices
File Size	1.34 MB
Description	White LED Driver with SMBus and PWM Input
Datasheet	ADD5203 Datasheet
Additional preview pages of the ADD5203 datasheet.

The ADD5203 is a white LED driver for backlight applications based on high efficiency, current-mode, step-up converter technology.

White LED driver based on inductive boost converter Integrated 50 V MOSFET with 2.9 A peak current limit Input voltage range: 6 V to 21 V Maximum output adjustable up to 45 V 350 kHz to 1 MHz adjustable operating frequency Overvoltage protection (OVP) up to typical 47.5 V Built-in soft start for boost converter Drives up to eight LED current strings LED current adjustable up to 30 mA for each channel Headroom control to maximize efficiency Adjustable dimming frequency: 200 Hz to 10 kHz LED open.

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Published: Jun 29, 2010 |