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DRV11873PWPR
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DRV11873PWPR

Product Overview

Category: Integrated Circuit (IC)

Use: The DRV11873PWPR is a motor driver IC designed for controlling brushed DC motors. It provides an efficient and reliable solution for various motor control applications.

Characteristics: - High efficiency - Low power consumption - Compact size - Easy to integrate - Robust protection features

Package: The DRV11873PWPR comes in a small 20-pin HTSSOP package, which allows for easy mounting on PCBs.

Essence: This IC is specifically designed to provide precise and efficient control of brushed DC motors, making it suitable for a wide range of applications.

Packaging/Quantity: The DRV11873PWPR is typically sold in reels containing 2500 units per reel.

Specifications

  • Operating Voltage Range: 8V to 32V
  • Output Current: Up to 1.5A
  • Number of Outputs: 1
  • Control Interface: PWM
  • Fault Protection: Overcurrent, Overtemperature, Undervoltage lockout

Pin Configuration

The DRV11873PWPR has the following pin configuration:

  1. VCC - Power supply voltage
  2. GND - Ground
  3. IN1 - Input 1
  4. IN2 - Input 2
  5. EN - Enable input
  6. FG - Motor speed feedback output
  7. VREF - Reference voltage output
  8. VCP - Charge pump capacitor connection
  9. CP - Charge pump output
  10. VM - Motor supply voltage
  11. OUT - Motor output
  12. PGND - Power ground
  13. NC - No connect
  14. NC - No connect
  15. NC - No connect
  16. NC - No connect
  17. NC - No connect
  18. NC - No connect
  19. NC - No connect
  20. NC - No connect

Functional Features

  • Integrated charge pump for higher motor voltage capability
  • Adjustable current limit for motor protection
  • Speed control through PWM input
  • Fault protection features for enhanced reliability
  • Motor speed feedback for closed-loop control

Advantages and Disadvantages

Advantages: - High efficiency operation - Compact size for easy integration - Robust protection features ensure motor safety - Precise speed control with feedback mechanism

Disadvantages: - Limited output current (up to 1.5A) - Requires external components for complete motor control system

Working Principles

The DRV11873PWPR operates by receiving a PWM signal as an input, which controls the motor speed. The integrated charge pump boosts the motor supply voltage, allowing for higher voltage capability. The IC also incorporates fault protection features such as overcurrent, overtemperature, and undervoltage lockout to ensure safe motor operation.

Detailed Application Field Plans

The DRV11873PWPR is suitable for various applications that require precise control of brushed DC motors. Some potential application fields include:

  1. Robotics: Controlling motor movements in robotic systems.
  2. Automotive: Powering window regulators, seat adjustments, and other motor-driven automotive components.
  3. Industrial Automation: Controlling conveyor belts, pumps, and other industrial machinery.
  4. Home Appliances: Driving fans, blowers, and other motorized appliances.
  5. Consumer Electronics: Controlling motorized camera lenses, zoom mechanisms, etc.

Detailed and Complete Alternative Models

  1. L293D - Dual H-Bridge motor driver IC.
  2. TB6612FNG - Dual motor driver IC with built-in protection features.
  3. L298N - Dual full-bridge motor driver IC with high current capability.

These alternative models provide similar functionality to the DRV11873PWPR and can be considered as alternatives based on specific application requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací DRV11873PWPR v technických řešeních

Sure! Here are 10 common questions and answers related to the application of DRV11873PWPR in technical solutions:

  1. Q: What is DRV11873PWPR? A: DRV11873PWPR is a motor driver IC (integrated circuit) designed for three-phase brushless DC motors.

  2. Q: What is the maximum voltage rating of DRV11873PWPR? A: The maximum voltage rating of DRV11873PWPR is typically 60V.

  3. Q: Can DRV11873PWPR be used with different types of motors? A: Yes, DRV11873PWPR can be used with various types of three-phase brushless DC motors.

  4. Q: What is the maximum current rating of DRV11873PWPR? A: The maximum current rating of DRV11873PWPR is typically 1.5A.

  5. Q: Does DRV11873PWPR support sensorless control of the motor? A: Yes, DRV11873PWPR supports sensorless control, eliminating the need for external position sensors.

  6. Q: Can DRV11873PWPR handle regenerative braking? A: Yes, DRV11873PWPR has built-in protection features to handle regenerative braking and prevent damage to the circuit.

  7. Q: Is DRV11873PWPR compatible with microcontrollers or other control systems? A: Yes, DRV11873PWPR can be easily interfaced with microcontrollers or other control systems using standard communication protocols.

  8. Q: Does DRV11873PWPR have built-in overcurrent protection? A: Yes, DRV11873PWPR includes overcurrent protection to safeguard the motor and the driver circuit from excessive current.

  9. Q: Can DRV11873PWPR operate in both forward and reverse directions? A: Yes, DRV11873PWPR supports bidirectional control, allowing the motor to operate in both forward and reverse directions.

  10. Q: What are the typical applications of DRV11873PWPR? A: DRV11873PWPR is commonly used in various applications such as robotics, industrial automation, electric vehicles, and HVAC systems.

Please note that the answers provided here are general and may vary depending on specific product specifications and application requirements.