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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. |  |  Click here to download LM3509SDX Datasheet*)
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