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LT3791 - 60V 4-Switch Synchronous Buck-Boost LED Driver Controller

General Description

The LT®3791 is a synchronous 4-switch buck-boost LED driver and voltage regulator controller.

The controller operates from input voltages above, below, or equal to the output voltage.

Key Features

  • 4-Switch Single Inductor Architecture Allows VIN Above, Below or Equal to VOUT n Wide V Range: 4.7V to 60V IN n Wide V OUT Range: 0V to 60V (55V LED) n ±2% Output Voltage Accuracy n Synchronous Switching: Up to 98.5% Efficiency n ±6% LED Current Accuracy: 0V ≤ V OUT < 60V n V Disconnected from V During Shutdown OUT IN n Accurate Rail-to-Rail LED Current Sense with Monitor Output n Input Current Sense with Monitor Output n PWM and Analog Dimming n Capable of 100W or greater per IC n 38-.

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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 4-Switch Single Inductor Architecture Allows VIN Above, Below or Equal to VOUT n Wide V Range: 4.7V to 60V IN n Wide V OUT Range: 0V to 60V (55V LED) n ±2% Output Voltage Accuracy n Synchronous Switching: Up to 98.5% Efficiency n ±6% LED Current Accuracy: 0V ≤ V OUT < 60V n V Disconnected from V During Shutdown OUT IN n Accurate Rail-to-Rail LED Current Sense with Monitor Output n Input Current Sense with Monitor Output n PWM and Analog Dimming n Capable of 100W or greater per IC n 38-Lead TSSOP with Exposed Pad n LT3791 60V 4-Switch Synchronous Buck-Boost LED Driver Controller DESCRIPTION The LT®3791 is a synchronous 4-switch buck-boost LED driver and voltage regulator controller. The controller operates from input voltages above, below, or equal to the output voltage.