| Part Number | U643 |
| Manufacturer | ATMEL Corporation |
| Title | Flasher/ 30-mohm Shunt |
| Description | The bipolar integrated circuit U643B is used in relaycontrolled automotive flashers where a high-level EMC is required. Lamp outage is indicated b... |
| Features |
D Temperature and supply voltage compensated flashing frequency D Frequency doubling indicates lamp outage D Relay driver output with high current carrying capacity and low saturation voltage D Minimum lamp load for flasher operation: ≥ 1 W D Very lo...
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| Datasheet |
 U643 Datasheet
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