SLVA654B June   2014  – March 2019 DRV8301 , DRV8301-Q1 , DRV8302 , DRV8303 , DRV8307 , DRV8308 , DRV8312 , DRV8323R , DRV8332

1.   Hardware design considerations for an efficient vacuum cleaner using a BLDC motor
   1.     Trademarks
   2. 1  Suction Principle
   3. 2  Brushless DC Motors (BLDC)
      1. 2.1 Construction of BLDC Motors
      2. 2.2 Working of the BLDC Motor
         1. 2.2.1 Types of Control
            1. 2.2.1.1 Sensor Control
            2. 2.2.1.2 Sensorless Control
               1. 2.2.1.2.1 Sensorless Control: Using Zero Crossing of the Back EMF Signal
            3. 2.2.1.3 Calculations
   4. 3  Microcontrollers
   5. 4  Gate Driver and MOSFETs
   6. 5  Isolation
   7. 6  Power Management (6 to 60-V DC Power Supply)
   8. 7  CAP and QEP interfaces
   9. 8  Enhanced Controller Area Network (eCAN)
   10. 9  High-Resolution and Synchronized ADCs
   11. 10 DRV8323R
   12. 11 Feedback Stage
       1. 11.1 Torque or Commutation Loop
       2. 11.2 Speed Loop
       3. 11.3 Position Loops
   13. 12 Conclusion
   14. 13 About the Author
   15. 14 References
2.   Revision History