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    | Partname: | U644B-FP |  | Description: | Flasher, 18-m Shunt, Extremly Low Current Consumption |  | Manufacturer: |  |  | Datasheet: | PDF (202K). Click here to download *)
 |  | The bipolar integrated circuit, U644B, is used in relaycontrolled automotive flashers where a high level EMC is required. Lamp outage is indicated by frequency doubling during hazard warning as well as direction mode. |  |  Click here to download U644B-FP Datasheet*)
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