SLVA767A September   2016  – December 2016 SN75469 , TPL7407L , TPL9201 , ULN2003A , ULN2003B , ULN2003V12 , ULN2004A , ULQ2003A , ULQ2003A-Q1 , ULQ2004A , ULQ2004A-Q1

 

  1.   Stepper Motor Driving With Peripheral Drivers (Driver ICs)
    1.     Trademarks
    2. 1 Peripheral Driver (Driver IC) Overview
    3. 2 Stepper Motors
      1. 2.1 Unipolar Stepper Motors
      2. 2.2 Bipolar Stepper Motors
    4. 3 Stepper Motor Driving Overview
      1. 3.1 Unipolar Stepper Motor Driving Block Diagram
      2. 3.2 Detailed Design Considerations
      3. 3.3 Bipolar Stepper Motor Driving Block Diagram
      4. 3.4 Detailed Design Considerations
    5. 4 Stepper Motor Driving Patterns
      1. 4.1 Wave Drive Operation
      2. 4.2 Full-Step Operation
      3. 4.3 Half-Step Operation

2 Stepper Motors

There are two types of stepper motors: the unipolar stepper motor and the bipolar stepper motor. A unipolar stepper motor has current flowing through each of the coils in a single direction, and the bipolar stepper motor has current flowing in both directions of the coil.
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