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LT3743

Part Number	LT3743
Manufacturer	Linear Technology
Description	High Current Synchronous Step-Down LED Driver
Published	Feb 8, 2010
Detailed Description	LT3743 FEATURES High Current Synchronous Step-Down LED Driver with Three-State Control DESCRIPTION nn PWM Dimming Pro...
Datasheet	LT3743 PDF File

Overview

LT3743 FEATURES High Current Synchronous Step-Down LED Driver with Three-State Control DESCRIPTION nn PWM Dimming Provides Up to 3000:1 Dimming Ratio nn CTRL_SEL Dimming Provides Up to 3000:1 Dimming Ratio Between Any Current nn Three-State Current Control for Color Mixing nn ±6% Current Regulation Accuracy nn 6V to 36V Input Voltage Range nn Average Current Mode Control nn 2µs Maximum Recovery Time Between Any Current Regulation State nn <1µA Shutdown Current nn Output Voltage Regulation and Open-LED Protection nn Thermally Enhanced 4mm × 5mm QFN and 28-Pin FE Package APPLICATIONS nn DLP Projectors nn High Power Architectural Lighting nn Laser Diodes The LT®3743 is a fixed frequency syn...

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