CAT3643 Datasheet - Catalyst Semiconductor

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CAT3643 3-Channel Ultra High Efficiency Quad-Mode TM LED Driver

CAT3643 3-Channel Ultra High Efficiency Quad-Mode™ LED Driver .
The CAT3643 is a high efficiency quad-mode fractional charge pump that can drive up to three LEDs programmable by a one wire digital interface.

CAT3643_CatalystSemiconductor.pdf

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Datasheet Details

Part number:

CAT3643

Manufacturer:

Catalyst Semiconductor

File Size:

342.86 KB

Description:

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

Features

* High efficiency 1.33x charge pump
* Quad-mode charge pump: 1x, 1.33x, 1.5x, 2x
* Drives up to 3 LEDs at 32mA each
* 1-wire EZDim™ LED current programming
* Power efficiency up to 92%
* Low noise input ripple in all modes
* “Zero” current shut

CAT3643 Distributors

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CAT3643 3-Channel Ultra High Efficiency Quad-Mode LED Driver Catalyst Semiconductor

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