Stepper Motor Driver A4988


In stock

  • Supports up to 1/16 microstepping for smooth motion.
  • Adjustable current control for optimal performance.
  • Compatible with a wide range of stepper motors.
  • Simple step and direction control interface.
  • Built-in thermal and overcurrent protection.
  • Compact design suitable for various applications.


In stock

The Stepper Motor Driver A4988 is a popular and versatile driver module designed for precision control of stepper motors in various applications. Whether you’re working on robotics, 3D printers, CNC machines, or other automated systems, the A4988 driver offers reliable performance and ease of integration.

Key Features:

  1. Microstepping Capability: The A4988 driver supports up to 1/16 microstepping, allowing for smoother motion and higher resolution in stepper motor control.
  2. Adjustable Current Control: Features adjustable current control settings through onboard potentiometers, enabling users to set the motor current for optimal performance and heat management.
  3. Compatible with Different Motors: Supports a wide range of stepper motors, making it versatile for various applications requiring precise motion control.
  4. Simple Step and Direction Control: Utilizes a straightforward step and direction control interface, compatible with most microcontrollers and control systems.
  5. Over-Temperature Shutdown: Built-in thermal shutdown circuitry protects the driver from overheating, ensuring safe operation and prolonging the module’s lifespan.
  6. Low RDS(on) Outputs: MOSFET outputs with low RDS(on) (0.2 ohms) minimize power loss and heat generation, enhancing efficiency in motor control applications.
  7. Protection Features: Includes built-in protection features such as overcurrent and short-circuit protection, safeguarding both the driver and connected components from damage.
  8. Compact and Durable Design: Compact size and robust construction make the A4988 driver suitable for integration into compact and demanding environments.


  • Operating Voltage: 8V to 35V
  • Output Current: Up to 2A per phase (with proper heatsinking)
  • Logic Voltage: 3.3V or 5V compatible
  • Microstepping Resolution: Full, 1/2, 1/4, 1/8, 1/16 steps
  • Dimensions: Compact and easy to integrate into projects


  • 3D Printers: Control precision movements of stepper motors in 3D printing applications.
  • CNC Machines: Drive stepper motors in CNC routers and milling machines for accurate tool positioning.
  • Robotics: Implement precise motion control in robotic systems for various tasks.
  • Automation: Use in automated systems for precise control of actuators and mechanisms.
  • DIY Projects: Ideal for hobbyists and makers creating custom motion control systems.

Enhance your stepper motor control projects with the reliable and versatile Stepper Motor Driver A4988, offering precise microstepping and robust performance in various applications.

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