# A4988 Stepper Motor Driver Carrier (Header Pins Soldered)

**Type:** Product page · **SKU:** POLOLU-2980 · **Brand:** [Pololu](https://core-electronics.com.au/brands/pololu-australia)
**Page:** https://core-electronics.com.au/a4988-stepper-motor-driver-carrier-header-pins-soldered.html ([markdown](https://core-electronics.com.au/a4988-stepper-motor-driver-carrier-header-pins-soldered.html.md))

This version of Pololu's A4988 Stepper Motor Driver Carrier ships with male header pins installed, so no soldering is required to use it with an appropriate 16-pin socket or solderless breadboard.

## Pricing

- **Price:** $16.15 (inc GST) — $14.68 AUD, exc GST
- **Quantity discounts:** 10+ $14.09 (exc GST) · 25+ $13.65 (exc GST)

## Availability & dispatch

- In stock, ships same business day if ordered before 2PM (Australia/Sydney).
- We can dispatch 7 today, and up to 100 more in 4–7 days.

## Description

This version of Pololu's 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**](https://core-electronics.com.au/a4988-stepper-motor-driver-carrier.html) for more information about the driver.

**Dimensions**

 | 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 A[1](https://core-electronics.com.au/#note1) |
| Maximum current per phase: | 2 A[2](https://core-electronics.com.au/#note2) |
| 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 |

**Identifying markings**

 | PCB dev codes: | md09b |
|---|---|

**Notes:**

1Without a heat sink or forced air flow.2With 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.
 
**Recommended links**

- **[Video: setting the current limit on Pololu stepper motor driver carriers](https://www.youtube.com/watch?feature=player_embedded&v=89BHS9hfSUk)**
- **[Pololu A4988 stepper motor driver carrier assembly video](https://www.youtube.com/watch?feature=player_embedded&v=Fv_0FjdU4ew)**
    
    A short video showing the in-house assembly of a panel of Black Edition A4988 stepper motor driver carriers on Pololu's Samsung SM421F pick and place machine.
- **[Pololu A4983/A4988 Stepper Motor Driver Carrier Kicad module](https://github.com/jharvey/Cinch_enclosure_template/tree/master/KICAD_Project/PCB-modules/pololu)**
    
    A customer-made module for using the Pololu A4983/A4988 Stepper Motor Driver Carrier in [Kicad](https://www.kicad.org/). By Jared Harvey, October 2011.

## Images

- [Product image 1](https://core-electronics.com.au/media/catalog/product/a/4/a4988_stepper_motor_driver_carrier__header_pins_soldered___pololu_2980__00.jpg)