DRV8828PWP

Product Overview

Category: Integrated Circuit (IC)

Use: Motor Driver

Characteristics: - High current capability - Microstepping capability - Low power consumption - Thermal shutdown protection - Overcurrent protection

Package: PowerPAD HTSSOP

Essence: The DRV8828PWP is a motor driver IC designed to control the movement of stepper motors. It provides high current capability and microstepping functionality, making it suitable for various applications that require precise motor control.

Packaging/Quantity: The DRV8828PWP is available in a PowerPAD HTSSOP package. It is typically sold in reels or tubes containing multiple 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

Pin Configuration

The DRV8828PWP has a total of 24 pins. Here is the detailed pin configuration:

1. VREF - Reference voltage input for motor current regulation.
2. GND - Ground reference for all logic and motor power supplies.
3. VM - Motor power 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. CP3 - External capacitor connection for charge pump.
8. CP4 - External capacitor connection for charge pump.
9. STEP - Step input for controlling motor movement.
10. DIR - Direction input for controlling motor rotation direction.
11. MODE0 - Microstepping mode selection bit 0.
12. MODE1 - Microstepping mode selection bit 1.
13. MODE2 - Microstepping mode selection bit 2.
14. RESET - Reset input for resetting the internal logic and control registers.
15. SLEEP - Sleep input for enabling or disabling the device.
16. FAULT - Fault output indicating overcurrent or thermal shutdown conditions.
17. MS1 - Microstepping mode selection bit 1.
18. MS2 - Microstepping mode selection bit 2.
19. MS3 - Microstepping mode selection bit 3.
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 higher torque requirements.
• Microstepping capability enables smoother and more precise motor movements.
• Low power consumption ensures efficient operation and reduces energy consumption.
• Thermal shutdown protection prevents damage to the IC due to excessive heat.
• Overcurrent protection safeguards the motor and driver from excessive current flow.

Advantages and Disadvantages

Advantages: - High current capability for driving motors with higher torque demands. - Microstepping capability provides smoother and more accurate motor control. - Low power consumption results in energy-efficient operation. - Thermal shutdown and overcurrent protection enhance the reliability of the system.

Disadvantages: - Limited maximum supply voltage range (8.2V to 45V). - Requires external components for proper operation. - Higher cost compared to basic motor driver ICs.

Working Principles

The DRV8828PWP operates by receiving step and direction signals from a microcontroller or other control circuitry. It regulates the motor current based on the reference voltage (VREF) provided. The microstepping mode can be selected using the MODE pins, allowing for finer control of motor movement. The IC also incorporates thermal shutdown and overcurrent protection mechanisms to ensure safe operation.

Detailed Application Field Plans

The DRV8828PWP is widely used in various applications that require precise motor control, such as:

1. 3D printers: The DRV8828PWP enables accurate positioning of the print head, resulting in high-quality prints.
2. CNC machines: It provides smooth and precise movement control for cutting, milling, and engraving operations.
3. Robotics: The IC allows for precise control of robotic arm movements, enhancing their accuracy and repeatability.
4. Automated equipment: It is used in automated assembly lines and conveyor systems to control the movement of components or products.
5. Medical devices: The DRV8828PWP is employed in medical equipment that requires precise motor control, such as infusion pumps and robotic surgical systems.

Detailed and Complete Alternative Models

1. A4988: This motor driver IC offers similar features and capabilities to the DRV8828PWP, including microstepping functionality and overcurrent protection.
2. TB6600: It is a popular alternative with higher current capability and adjustable microstepping resolution.