DRV8824QPWPRQ1

Product Overview

Category: Integrated Circuit (IC)

Use: Motor Driver

Characteristics: - High current capability - Microstepping capability - Low power consumption - Thermal shutdown protection - Overcurrent protection - Short-to-ground and shorted-load protection

Package: PowerPAD HTSSOP

Essence: The DRV8824QPWPRQ1 is a highly integrated motor driver IC designed for driving bipolar stepper motors in various applications.

Packaging/Quantity: The DRV8824QPWPRQ1 is available in a 24-pin PowerPAD HTSSOP package. It is typically sold in reels of 2500 units.

Specifications

• Supply Voltage Range: 8.2V to 45V
• Output Current: Up to 2.5A per phase
• Microstepping Resolution: Up to 1/32 step
• Logic Voltage: 3.3V or 5V compatible
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The DRV8824QPWPRQ1 has a total of 24 pins. Here is the detailed pin configuration:

1. VREF: Reference voltage input for motor current control.
2. GND: Ground reference for all logic and power supplies.
3. VM: Motor supply voltage.
4. VCP: Charge pump output for gate drive voltage.
5. CP1: External capacitor connection for charge pump.
6. CP2: External capacitor connection for charge pump.
7. STEP: Step input for controlling motor motion.
8. DIR: Direction input for controlling motor rotation direction.
9. MODE0: Microstep resolution selection bit 0.
10. MODE1: Microstep resolution selection bit 1.
11. MODE2: Microstep resolution selection bit 2.
12. RESET: Reset input for disabling the motor driver.
13. SLEEP: Sleep input for low-power mode.
14. FAULT: Fault output indicating overcurrent or thermal shutdown.
15. VCPEN: Charge pump enable input.
16. NC: No connection.
17. NC: No connection.
18. NC: No connection.
19. NC: No connection.
20. NC: No connection.
21. NC: No connection.
22. NC: No connection.
23. NC: No connection.
24. NC: No connection.

Functional Features

• High current capability allows driving motors with high torque requirements.
• Microstepping capability provides smoother and more precise motor control.
• Low power consumption ensures energy efficiency.
• Thermal shutdown protection prevents damage due to excessive heat.
• Overcurrent protection safeguards the motor driver and connected components.
• Short-to-ground and shorted-load protection prevents damage in case of faults.

Advantages and Disadvantages

Advantages: - High current capability enables driving powerful stepper motors. - Microstepping capability allows for smoother and quieter motor operation. - Comprehensive protection features ensure safe and reliable operation. - Wide supply voltage range offers flexibility in various applications.

Disadvantages: - Limited maximum output current may not be suitable for some high-power applications. - Higher cost compared to simpler motor driver ICs with fewer features.

Working Principles

The DRV8824QPWPRQ1 operates by receiving step and direction signals from a microcontroller or other control circuitry. It generates the necessary drive signals to control the stepper motor. The microstepping feature allows for finer control of the motor's position, resulting in smoother motion and reduced vibration. The motor current can be adjusted using the VREF pin, allowing for optimal performance and power consumption.

Detailed Application Field Plans

The DRV8824QPWPRQ1 is widely used in various applications that require precise control of bipolar stepper motors. Some common application fields include:

1. 3D printers: The DRV8824QPWPRQ1 provides accurate and smooth motor control, making it suitable for controlling the movement of the print head and build platform.

2. CNC machines: Precise positioning and control of stepper motors are essential in CNC machines for accurate cutting, milling, and engraving operations.

3. Robotics: Stepper motors are commonly used in robotic systems for precise movement control of robot arms, grippers, and other mechanical components.

4. Automated equipment: The DRV8824QPWPRQ1 can be used in various automated systems, such as conveyor belts, packaging machines, and assembly lines, to control the movement of mechanical parts.

Detailed and Complete Alternative Models

• A4988: A popular alternative motor driver IC with similar features and capabilities.
• TB6600: Another widely used motor driver IC suitable for driving bipolar stepper motors.
• L298N: Dual H-bridge motor driver IC capable of driving both stepper and DC motors.
• DRV8833: Motor driver IC designed specifically for driving