DatasheetsPDF.com

LTC3453

Linear Technology
Part Number LTC3453
Manufacturer Linear Technology
Description Synchronous Buck-Boost High Power White LED Driver
Published Apr 18, 2010
Detailed Description U U LTC3453 Synchronous Buck-Boost High Power White LED Driver FEATURES ■ High Efficiency: 90% Typical Over Entire Li-...
Datasheet PDF File LTC3453 PDF File

LTC3453
LTC3453

Overview
U U LTC3453 Synchronous Buck-Boost High Power White LED Driver FEATURES ■ High Efficiency: 90% Typical Over Entire Li-Ion Battery Range ■ Wide VIN Range: 2.
7V to 5.
5V ■ Up to 500mA Continuous Output Current ■ Internal Soft-Start ■ Open/Shorted LED Protection ■ LED Current Matching Typically <2% ■ Constant Frequency 1MHz Operation ■ Low Shutdown Current: 6µA ■ Overtemperature Protection ■ Small Thermally Enhanced 16-Lead (4mm x 4mm) QFN Package U APPLICATIO S ■ Cell Phones ■ Digital Cameras ■ PDAs ■ Portable Devices , LTC and LT are registered trademarks of Linear Technology Corporation.
All other trademarks are the property of their respective owners.
DESCRIPTIO The LTC®3453 is a synchronous buck-boost DC/DC converter optimized for driving up to 4 white LEDs at a combined current of up to 500mA from a single Li-Ion battery input.
The regulator operates in either synchronous buck, synchronous boost, or buck-boost mode, depending on input voltage and LED maximum forward voltage.
Optim...


Similar Datasheet


@ 2014 :: Datasheetspdf.com :: Semiconductors datasheet search & download site. (Privacy Policy & Contact)