PWM DC motor speed controller Driver 5A (4.5V-18V)

Description

Compact 5A PWM DC Motor Speed Controller (4.5V-18V)

(Introduction)

Take precise control over your DC motors with this compact and efficient 5A PWM Speed Controller. Operating on a wide voltage range of 4.5V to 18V, this driver allows you to smoothly adjust the speed of your motors, making it ideal for robotics, fans, pumps, and various DIY projects requiring variable speed control.

Key Features & Benefits:

• Wide Operating Voltage Range (4.5V – 18V DC):
  • Benefit: Offers versatility and compatibility with a variety of power sources and motor types.
• High Output Current Capability (0-5A):
  • Benefit: Capable of driving motors with current draws up to 5 Amperes, providing ample power for many small to medium-sized DC motors.  
• High Output Power (90W Max):
  • Benefit: Supports motors with a maximum power rating of 90 Watts, enabling control of reasonably powerful applications.  
• Ultra-Low Quiescent Current (7uA):
  • Benefit: Minimizes power consumption when the motor is not running or at very low speeds, making it suitable for battery-powered applications and reducing heat generation.
• Wide PWM Duty Cycle Range (1% – 100%):
  • Benefit: Provides fine-grained speed control, allowing for precise adjustments from near-stop to full speed operation.  
• Optimized PWM Frequency (20kHz):
  • Benefit: Operates at a frequency above the audible range, preventing motor whine and ensuring smooth, quiet operation.
• Compact and Easy to Integrate:
  • Benefit: Small dimensions (30x26x14mm) allow for easy integration into various projects with limited space.  
• Simple Rotary Knob Control:
  • Benefit: Features an intuitive potentiometer for manual speed adjustment, providing immediate and direct control over the motor’s speed.  
• Convenient Screw Terminals:
  • Benefit: Offers easy and secure wiring connections for both the power input and the motor output.

Specifications:

• Operating Voltage: DC 4.5V – 18V
• Output Current: 0 – 5A (Maximum)
• Maximum Output Power: 90W
• Quiescent Current: 7µA  
• PWM Duty Cycle: 1% – 100%  
• PWM Frequency: 20kHz  
• Dimensions: 30mm x 26mm x 14mm (Length x Width x Height)  
• Control Method: Potentiometer (Rotary Knob)
• Wiring: Screw Terminals

How to Use:

1. Connect Power Input: Connect your DC power supply (within the 4.5V-18V range) to the screw terminals labeled “IN+” and “IN-“, ensuring correct polarity.
2. Connect Motor Output: Connect your DC motor to the screw terminals labeled “MOTOR+” and “MOTOR-“, ensuring correct polarity for the desired direction of rotation.
3. Adjust Speed: Turn the potentiometer knob to adjust the PWM duty cycle, which in turn controls the speed of the connected DC motor. Turning the knob clockwise typically increases the speed, while turning it counter-clockwise decreases it.  

Applications/Use Cases:

• Controlling the speed of DC motors in robotics projects.
• Adjusting the airflow of fans in various cooling applications.
• Regulating the flow rate of DC pumps.
• Creating dimming effects for DC-powered lights (within voltage and current limits).
• Speed control for model vehicles and other DIY electronic projects.

Package Contents:

• 1 x PWM DC Motor Speed Controller Driver 5A (4.5V-18V)