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| Partname: | U643B_05 |
| Description: | Flasher, 30-mohm Shunt |
| Manufacturer: | Atmel Corporation |
| Datasheet: | PDF (251K).
Click here to download *) |
The bipolar integrated circuit U643B is used in relay-controlled automotive flashers where a high-level EMC is required. Lamp outage is indicated by frequency doubling during hazard warning as well as direction mode. |
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