Stepping Motor

Course outline
Stepping motors are used in a wide variety of applications.
Learn the basic knowledge and functions necessary to understand stepping motors and their control methods.

Target readers
People who are interested in motor systems.

Learning time for this course
1 hour approx. 

Chapter 1 Application Example of Stepping Motor

1-1. Motor Applications
1-2. What is a Stepping Motor?
1-3. Function in Printers
1-4. Function in Digital Cameras
1-5. Function in Air Conditioners
1-6. Function in Slot Machines
1-7. Function in Astronomical Telescopes

Chapter 2 Features and Classifications of Stepping Motors

2-1. Open-Loop Control
2-2. Pros and Cons
2-3. Classification by Output Power
2-4. Classification by Power Supply
2-5. Unipolar Type and Bipolar Type
2-6. Classification by Stator
2-7. Classification by Rotor Types

Chapter 3 Operating Principle of Stepping Motor

3-1. Operation Image
3-2. Step Operation
3-3. Step Angle
3-4. Magnetic Pole of the Stator
3-5. Motor Current and Rotor Rotation
3-6. Excitation Mode
3-7. Excitation Mode: Full Step
3-8. Excitation Mode: Half Step
3-9. Excitation Mode: Micro Step
3-10. Summary of Excitation Modes
3-11. 2-Phase 4-Pole Motor

Chapter 4 Stepping Motor Driver ICs

4-1. Two Input Types
4-2. CLOCK Input Type
4-3. PHASE Input Type
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