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LT8391

Part Number	LT8391
Manufacturer	Linear Technology
Description	60V Synchronous 4-Switch Buck-Boost LED Controller
Published	Nov 7, 2016
Detailed Description	FEATURES nn 4-Switch Single Inductor Architecture Allows VIN Above, Below or Equal to VOUT nn Synchronous Switching: Up ...
Datasheet	LT8391 PDF File

Overview

FEATURES nn 4-Switch Single Inductor Architecture Allows VIN Above, Below or Equal to VOUT nn Synchronous Switching: Up to 98% Efficiency nn Proprietary Peak-Buck Peak-Boost Current Mode nn Wide VIN Range: 4V to 60V nn Wide VOUT Range: 0V to 60V (51V LED) nn ±3% LED Current Accuracy nn 2000:1 External and 128:1 Internal PWM Dimming nn High Side PMOS PWM Switch Driver nn Integrated Bootstrap Diodes nn No Top MOSFET Refresh Noise in Buck or Boost nn Adjustable and Synchronizable: 150kHz to 650kHz nn Flicker-Free Spread Spectrum for Low EMI nn Open and Short LED Protection with Fault Reporting nn Available in 28-Lead TSSOP with Exposed Pad and 28-Lead QFN (4mm × 5mm) APPLICATIONS nn Automotive ...

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