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Electronics

Stepper Motor 5V With ULN2003 H Bridge Driver

AED 15.00

1

Description

This robotic kit includes a 28BYJ-48 stepper motor and a ULN2003 driver module, designed for easy integration with microcontroller units (MCUs) such as the Arduino Uno. The 28BYJ-48 is a 5V high-torque stepper motor with over 2000 steps per revolution, making it suitable for operating miniature robots. It features a gear shaft and propeller connection capability, enhancing its versatility. The motor connects via a 5-wire socket on the driver board, which includes four LEDs to indicate the active coil, aiding in troubleshooting and visualization. The motor on/off jumper on the side ensures easy power management.

 

Features 

  • Easy Integration: Compatible with MCUs like Arduino Uno.
  • High Torque: Suitable for miniature robotics applications.
  • Gear Shaft and Propeller Connection: Enhances versatility.
  • Visual Indicators: Four LEDs to show which coil is powered.
  • Simple Connection: 5-wire socket for straightforward connectivity.
  • Power Management: Motor on/off jumper for easy power control.

 

Specifications of the Driver Module (ULN2003)

  • Chip: ULN2003A
  • Voltage: 5-12V power supply
  • LEDs: Onboard 4-way signal lights
  • Socket: Onboard XH-5P socket for direct connection with the 28BYJ-48 stepper motor

 

Specifications of the Stepper Motor (28BYJ-48)

  • Type: High-quality stepper motor
  • Voltage: DC 5V
  • Diameter: 25mm
  • Step Angle: 5.625° x 1/64
  • Reduction Ratio: 1/64
  • Rated Voltage: 5VDC
  • Number of Phases: 4
  • Speed Variation Ratio: 1/64
  • Stride Angle: 5.625° /64
  • Frequency: 100Hz
  • DC Resistance: 50Ω±7% (at 25°C)
  • Idle In-traction Frequency: > 600Hz
  • Idle Out-traction Frequency: > 1000Hz
  • In-traction Torque: >34.3mN.m (at 120Hz)
  • Self-positioning Torque: >34.3mN.m
  • Friction Torque: 600-1200 gf.cm
  • Pull-in Torque: 300 gf.cm
  • Insulated Resistance: >10MΩ (500V)
  • Insulated Electric Power: 600VAC/1mA/1s
  • Insulation Grade: A
  • Temperature Rise: <40K (at 120Hz)
  • Noise: <35dB (at 120Hz, no load, 10cm distance)
  • Model: 28BYJ-48

 

Pinout Of the Module:

arduino_stepper_uln2003a_board01

 

Pin Name Description
IN1 Input pin 1. Connect to a digital output pin on the Arduino. Used to control the first coil of the stepper motor.
IN2 Input pin 2. Connect to a digital output pin on the Arduino. Used to control the second coil of the stepper motor.
IN3 Input pin 3. Connect to a digital output pin on the Arduino. They are used to control the third coil of the stepper motor.
IN4 Input pin 4. Connect to a digital output pin on the Arduino. Used to control the fourth coil of the stepper motor.
GND Common ground pin. Connect to the ground of the Arduino. Ensures a common reference point for the circuit.
VDD Power supply pin for the motor. Connect to an external 5V power supply. Note: Due to its high power consumption, do not use the Arduino's 5V pin to power the motor.
Motor Connector This is the connector for the stepper motor. It is keyed, ensuring correct orientation. The motor's cable plugs into this connector, allowing for seamless integration.

 

Package Includes:

  • 1x ULN2003 Driver Module
  • 1x 5v Stepper Motor