SLOA293A September   2020  – October 2021 DRV8424 , DRV8426 , DRV8428 , DRV8434 , DRV8434A , DRV8434S , DRV8436 , DRV8436E , DRV8889-Q1

 

  1.   Trademarks
  2. 1Introduction
  3. 2Various Factors Affecting Stepper Accuracy
    1. 2.1 Mechanical Factors
    2. 2.2 Electrical Factors
      1. 2.2.1 Stepper Driver Channel-to-Channel Current Matching
      2. 2.2.2 Stepper Driver Decay Mode
      3. 2.2.3 Microstepping Levels
      4. 2.2.4 Stepper Driver Current Sense Accuracy
  4. 3Conclusion
  5. 4References
  6. 5Revision History

2 Various Factors Affecting Stepper Accuracy

There are various mechanical and electrical factors that come into play which affect the positional accuracy of a stepper motor.