| Part Number | U643B |
| Manufacturer | ATMEL Corporation |
| Title | Flasher IC |
| Description | The bipolar integrated circuit U643B is used in relay-controlled automotive flashers where a high-level EMC is required. Lamp outage is indicated ... |
| Features |
• Temperature and Supply Voltage Compensated Flashing Frequency • Frequency Doubling Indicates Lamp Outage • Relay Driver Output with High Current Carrying Capacity and Low Saturation Voltage • Minimum Lamp Load for Flasher Operation: ≥ 1W • Very Low... |
| Datasheet |
 U643B Datasheet 214.64KB |
