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CAT3643

Catalyst Semiconductor
Part Number CAT3643
Manufacturer Catalyst Semiconductor
Title 3-Channel Ultra High Efficiency Quad-Mode TM LED Driver
Description The CAT3643 is a high efficiency quad-mode fractional charge pump that can drive up to three LEDs pr...
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-...
Published Apr 18, 2007
Datasheet PDF File CAT3643 PDF File


CAT3643
CAT3643


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 shutdown m...



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