This version of our A4988 Stepper Motor Driver Carrier ships with 0.1″-pitch male header pins installed as shown in the main product picture, so no soldering is required to use it with an appropriate 16-pin socket or solderless breadboard. Please see the A4988 Stepper Motor Driver Carrier product page for more information about the driver.



Size: 0.6″ × 0.8″
Weight: 2.4 g

General specifications

Minimum operating voltage: 8 V
Maximum operating voltage: 35 V
Continuous current per phase: 1 A1
Maximum current per phase: 2 A2
Minimum logic voltage: 3 V
Maximum logic voltage: 5.5 V
Microstep resolutions: full, 1/2, 1/4, 1/8, and 1/16
Reverse voltage protection?: N
Bulk packaged: N
Header pins soldered: Y


Without a heat sink or forced air flow.
With sufficient additional cooling.


File downloads

Allegro A4988 stepper motor driver datasheet (1MB pdf)
Dimension diagram of the A4988 Stepper Motor Driver Carrier (379k pdf)
3D model of the A4988 Stepper Motor Driver Carrier (4MB step)
A4988 Stepper Motor Driver Carrier drill guide (33k dxf)
This DXF drawing shows the locations of all of the board’s holes. It applies to both the green (md09b) and black (md09c) editions of the A4988 stepper motor driver carrier.


SKU PL-2980
Brand Pololu

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