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LT3476 - High Current Quad Output LED Driver

Description

The LT®3476 is a quad output DC/DC converter designed to operate as a constant-current source for driving high current LEDs.

A fixed frequency, current mode architecture results in stable operation over a wide range of supply and output voltages.

Features

  • n True Color PWMTM Dimming Delivers Up to 5000:1 Dimming Ratio (In Boost Configuration) n LED Current Regulation with High-Side Sense n VADJ Pin Accurately Sets LED Current Sense Threshold Over Range 10mV to 120mV n Four Independent Driver Channels with 1.5A, 36V Internal NPN Switches n Frequency Adjust Pin: 200kHz to 2MHz n High Efficiency Conversion = Up to 96% n Open LED Protection n Low Shutdown Current < 10µA n Wide VIN Range: 2.8V to 16V n Thermally Enhanced, 38-Lead, 5mm × 7mm Q.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Features n True Color PWMTM Dimming Delivers Up to 5000:1 Dimming Ratio (In Boost Configuration) n LED Current Regulation with High-Side Sense n VADJ Pin Accurately Sets LED Current Sense Threshold Over Range 10mV to 120mV n Four Independent Driver Channels with 1.5A, 36V Internal NPN Switches n Frequency Adjust Pin: 200kHz to 2MHz n High Efficiency Conversion = Up to 96% n Open LED Protection n Low Shutdown Current < 10µA n Wide VIN Range: 2.
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