Overview of this ULN2003 Stepper Motor Driver Board
Introducing Roboway ULN2003 Stepper Motor Driver Board at the best price in India with Roboway. It is perfect for driving 28BYJ-48 stepper motors and the board is specially designed to control small stepper motors like the 28BYJ-48 and making it ideal for beginners and hobby projects in electronics and robotics. It built-in ULN2003A darlington transistor array.
It comes with 4 control pins that can be easily connected to a microcontroller to step the motor clockwise or anticlockwise and giving smooth motion control. Each channel on the board has an LED indicator that lights up when the input is active and helping you visually check the signal and debug easily.
Features
5–12 V power input – It works smoothly with 5 V motors (like 28BYJ‑48) or up to 12 V setups.
5-pin connector (XH‑5P) – snaps directly into the stepper motor’s plug, making wiring simple.
4 indicator LEDs – each LED lights up to show which coil is powered, handy for troubleshooting.
Microcontroller-friendly inputs – the board’s inputs accept standard 5 V logic (Arduino, Raspberry Pi, etc.)
Compact and plug‑and‑play – There are no soldering needed; ready to go right out of the box
Specification
Driver IC: ULN2003APG
Input Voltage: 5V DC
Number of Input Pins: 4 (IN1, IN2, IN3, IN4)
Number of Output Pins: 4
Supported Motor Type: 4-phase unipolar stepper motor
Output Current Per Channel: Up to 500mA
Indicator LEDs: 4 LEDs (one for each motor phase)
Input Interface: Compatible with Arduino, Raspberry Pi, STM32, and other microcontrollers
Control Mode: Supports Full-step and Half-step control
Connector Type: 5-pin header for stepper motor connection
Dimensions: 42mm x 32mm x 14mm
Weight: 10 grams
PCB Material: High-quality FR4
Power Supply Connector: Standard 2-pin DC connector
SKU: RW-470
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