| Part Number | A4941 |
| Manufacturer | Allegro Micro Systems |
| Title | Three-Phase Sensorless Fan Driver |
| Description | The A4941 three-phase motor driver incorporates BEMF sensing to eliminate the requirement for Hall sensors in fan applications. A pulse wave modul... |
| Features |
and Benefits
• Sensorless (no Hall sensors required) • Soft switching for reduced audible noise • Minimal external components • PWM speed input • FG speed output • Low power standby mode • Lock detection • Optional overcurrent protection • Variant A ... |
| Datasheet |
 A4941 Datasheet
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