A4988 StepStick motor driver

New product

This pololu A4988 stepper motor driver is installed in a very largme amount of DIY 3D printers.

It can be considered as the reference stepper driver amount stepper drivers.

Courant dmaximum de bobine: 1.75A Max avec dissipateur.

Max Current per coil: 1.75A

More details

3,72 € tax incl.

Including 0,02 € for ecotax

Data sheet

Max coil current1.75A
ChipsetA4988

More info

This product is a driver for stepper motor.

The small potentiometer on the chip, allows to adjust and limit the current provided to the motors.

The following chart shows how to configure the chip in order to achieve diffetent micro-stepping

A4988 - Micro-step configuration chart

The following diagram can help you to place the chip on your electronic board:

Warning:

  • You need to handle this component with great care.
  • The central zone with the main chipset is very sensitive to electro static discharges. It' advised to protect this zone from puttin fingers on it..
  • Also this component has no protection against polarity inversion. A bad placement on your electronic will permanently damage this component.
  • Also handleling the potentiometer while the step stick is powered can result in damaging the chip.

Special Note:

  • No garanty is given for miss handleling this component

For more details:

http://reprap.org/wiki/StepStick

Other interesting details:

http://reprap.org/wiki/A4988_vs_DRV8825_Chinese_Stepper_Driver_Boards

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A4988 StepStick motor driver

A4988 StepStick motor driver

This pololu A4988 stepper motor driver is installed in a very largme amount of DIY 3D printers.

It can be considered as the reference stepper driver amount stepper drivers.

Courant dmaximum de bobine: 1.75A Max avec dissipateur.

Max Current per coil: 1.75A

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