SLVAFO8A April   2024  – May 2024 DRV8214 , DRV8234

1.   1
2.   Abstract
3.   Trademarks
4. 1Introduction: Need for Sensorless Designs
5. 2Ripple Counting − Concept
   1. 2.1 Ripple Counting Algorithm Details
6. 3Case Study: Robotic Wheel Drive
   1. 3.1 Robotic Wheel Motor Operating Conditions
   2. 3.2 Tuning Parameters for Ripple Counting
      1. 3.2.1 Resistance Parameters
      2. 3.2.2 KMC and KMC_SCALE
         1. 3.2.2.1 Tuning KMC_SCALE
         2. 3.2.2.2 Tuning KMC
   3. 3.3 Robotic Wheel Motor with Ripple Counting
      1. 3.3.1 Inrush and Steady State Performance
         1. 3.3.1.1 Motor Speed Calculation
      2. 3.3.2 Soft Start
      3. 3.3.3 Loaded Conditions
7. 4Challenges and Workarounds
   1. 4.1 Low Average Currents
   2. 4.2 Motor Inertia During Stop
   3. 4.3 Inrush
   4. 4.4 High Load Conditions
8. 5Summary
9. 6References
10. 7Revision History

Solving Sensorless Brushed DC Motor Speed and Position Control Using Ripple Counting