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