Datasheet Summary
Three Phase Sensorless Sinusoidal Fan Driver
Features
AND BENEFITS
- AEC-Q100 qualified (K version)
- Sinusoidal drive for low audible noise
- Minimum speed function
- Quiet startup adjustment feature
- High efficiency control algorithm
- Sensorless operation
- PWM speed input
- FG speed output
- Lock detection
- Short circuit protection (OCP)
- Overcurrent limit (OCL)
PACKAGES:
10-contact 3 mm × 3 mm DFN package with exposed thermal pad (suffix EJ)
10-lead SOIC (suffix LN)
DESCRIPTION
The A5940 three phase motor driver incorporates sinusoidal drive to minimize audible noise and vibration for medium power fans.
A sinusoidal voltage profile is applied to the windings of the motor at...