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LTC3454 Datasheet - Linear Technology

LTC3454 1A Synchronous Buck-Boost High Current LED Driver

The LTC®3454 is a synchronous buck-boost DC/DC converter optimized for driving a single high power LED at currents up to 1A from a single cell Li-Ion battery input. The regulator operates in either synchronous buck, synchronous boost, or buck-boost mode depending on input voltage and LED forward vol.

LTC3454 Features

* n High Efficiency: >90% Typical in Torch Mode, >80% in Flash Mode n Wide VIN Range: 2.7V to 5.5V n Up to 1A Continuous Output Current n 3.5% LED Current Programming Accuracy n Internal Soft-Start n Open/Shorted LED Protection n Constant Frequency 1MHz Operation n Zero Shutdown Current n Overtemperatu

LTC3454_LinearTechnology.pdf

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Datasheet Details

Part number:

LTC3454

Manufacturer:

Linear Technology

File Size:

176.74 KB

Description:

1a synchronous buck-boost high current led driver.

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LTC3454 LTC3454 Synchronous Buck-Boost High Current LED Driver Linear Technology

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