A4988 Stepper Motor Driver Module

The A4988 is a driver for stepper motors up to 2A. The driver also supports micro stepping, allowing for very fine and vibration-free movements. It is perfectly suited for RAMPS 1.4 boards, which are used in 3-D printers. However, you can also use it for other mechanical Arduino projects where you want to control stepper motors. An aluminum heat sink is included, which you can stick on. Be careful not to cause a short circuit when sticking it on.

Decision DRV8825 or A4988?

The DRV8825 offers higher resolution and can be supplied with more current, making it more suitable for demanding applications, while the A4988 remains a popular choice for many projects due to its simplicity and cost. The DRV8825 is generally more efficient than the A4988 and can handle larger motors with less heat generation.

You can also buy many other components for your Arduino projects from us, just take a look around our online shop!

Helpful Links:

Control and ping assignment:
http://howtomechatronics.com/tutorials/arduino/how-to-control-stepper-motor-with-a4988-driver-and-arduino/

Technical Details:

• Type: A4988
  
• Operating voltage driver (VMOT):  8 to 35V
  
• Logic voltage: 3 to 5.5V (suitable for ESP8266 and Raspberry Pi)
  
• Size: 20 x 15 x 16mm
  
• Weight: 3g
  

Scope of Delivery:

• 1x A4988 stepper motor driver stepper driver module
  
• 1x Aluminum heat sink for sticking on