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    | Partname: | LM3509SDX |  
    | Description: | OLED Displays with Dual Current Sinks and I2C Compatible Brightness Control |     
    | Manufacturer: | National Semiconductor |  
    | Datasheet: | PDF (1.64M). Click here to download *) |  
    The LM3509 current mode boost converter offers two separate outputs. The first output (MAIN) is a constant current sink for driving series white LED's. The second output (SUB/FB) is configurable as a constant current sink for series white LED bias, or as a feedback pin to set a constant output voltage for powering OLED panels.  |  
    
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    Click here to download LM3509SDX Datasheet*) | 
  
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