Stepper Motors

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Intro

Bipolar vs Unipolar

  • Unipolar
  • Bipolar (series)
  • Bipolar (Parallel)
  • Bipolar (series)


Drivers

  • Constant Voltage (L/R)
  • Constant Current (Chopper)


Stepping Schemes

  • Wave Stepping
  • Full Stepping
  • Half Stepping
  • Micro Stepping


Wiring

  • 4 wire - Bipolar
  • 8 wire - Unipolar or Bipolar


Steps per revolution

Common Step angle 1.8 deg (200 steps per rev)


NEMA Sizes

NEMA 17

NEMA 23

NEMA 35


Vendor List

Probotix

SparkFun

References

Wikipedia

Stephen Hewitson

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