CAT3647 - 3-Channel Ultra High Efficiency Quad-Mode LED Driver

Catalyst Semiconductor

Datasheet Details

Part number	CAT3647
Manufacturer	Catalyst Semiconductor
File Size	330.52 KB
Description	3-Channel Ultra High Efficiency Quad-Mode LED Driver
Datasheet	CAT3647_CatalystSemiconductor.pdf

The CAT3647 is a high efficiency quad-mode fractional charge pump that can drive up to three LEDs programmable by a one wire digital interface.

High efficiency 1.33x charge pump Quad-mode charge pump: 1x, 1.33x, 1.5x, 2x Drives up to 3 LEDs at 30mA each 1-wire EZDim™ 32 linear steps Power efficiency up to 92% Low noise input ripple in all modes “Zero” current shutdown mode Soft start and current limiting Short circuit protection Thermal shutdown protection RoHS-compliant 16-pad TQFN packag.

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Published: Aug 9, 2010 |