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    | Partname: | CAT3643_0710 |  
    | Description: | 3-Channel Ultra High Efficiency Quad-Mode??? LED Driver |     
    | Manufacturer: |  |  
    | Datasheet: | PDF (328K). Click here to download *) |  
    The CAT3643 is a high efficiency Quad-ModeTM fractional charge pump that can drive up to three LEDs programmable by a one wire digital interface. The inclusion of a 1.33x fractional charge pump mode increases device efficiency by up to 10% over traditional 1.5x charge pumps with no added external capacitors.  |  
    
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    Click here to download CAT3643_0710 Datasheet*) | 
  
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