Stepper Driver Board Blue - ULN2003

Stepper Driver Board Blue - ULN2003

Motor Drivers
MOT433
Part.No: ULN2003
€2.50
In Stock
Immediate Dispatch

The ULN2003 Driver Board (AA088) is the ideal solution for controlling stepper motors and high-current loads from your Arduino or Raspberry Pi.

 

Simplify motor and high-current load control in your electronics projects with the ULN2003 Driver Board (AA088). This small, blue PCB acts as an essential interface between the low-power digital outputs of your microcontroller (such as Arduino or Raspberry Pi) and devices requiring higher current, like stepper motors, relays, or lamps.

The board is centered around the widely used ULN2003A array, which contains seven high-voltage, high-current darlington transistors. This allows it to manage the current for a 5-wire/4-phase stepper motor while simultaneously protecting your microcontroller's delicate outputs from the reverse voltage (back EMF) generated by inductive loads. Its compact design and the ready-to-use 5-pin JST socket (as seen in the image) make it perfect for easy and quick connection to most small stepper motors available on the market.

Using the AA088 board minimizes wiring complexity and design effort, allowing you to focus on the programming of movement. It is an indispensable component for robotics projects, automated control systems, 3D printers, and any application where precise position control or safe and reliable activation of DC loads is required.

Key Features (Features/Benefits)

  • High-Current Driver: Utilizes the ULN2003A IC to drive higher current loads (up to 500mA per channel).

  • Microcontroller Protection: Features built-in flyback (free-wheeling) diodes to protect against inductive load back EMF.

  • Easy Motor Connection: Includes a 5-pin JST connector for fast and simple hookup with 5-wire stepper motors.

  • Seamless Compatibility: Works effortlessly with all popular microcontroller boards (Arduino, ESP, Raspberry Pi).

  • Compact Design (Blue PCB): Small footprint for easy integration into confined spaces.

  • Stepper Motor Optimized: Specifically designed for the accurate control of stepper motors in full or half-step modes.

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