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MC33887VWR2
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MC33887VWR2

Product Overview

Category

MC33887VWR2 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in motor control applications.

Characteristics

  • Integrated circuit designed for motor control
  • High current capability
  • Low voltage drop
  • Overcurrent protection
  • Thermal shutdown protection

Package

MC33887VWR2 is available in a small outline package (SOIC) with 20 pins.

Essence

The essence of MC33887VWR2 lies in its ability to efficiently control motors by providing high current capability and various protective features.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

  • Operating Voltage Range: 5.5V to 50V
  • Output Current: Up to 5A continuous, 10A peak
  • Standby Current: 1µA (max)
  • Operating Temperature Range: -40°C to +150°C
  • Fault Detection and Reporting: Overcurrent, thermal shutdown, undervoltage lockout

Detailed Pin Configuration

  1. OUT1 - Motor output 1
  2. GND - Ground
  3. VBB - Logic supply voltage
  4. IN1 - Input 1
  5. IN2 - Input 2
  6. VCP - Charge pump capacitor connection
  7. VREG - Internal regulator output
  8. VREF - Reference voltage output
  9. VS - Sense voltage input
  10. VDD - Power supply voltage
  11. OUT2 - Motor output 2
  12. EN - Enable input
  13. FLT - Fault output
  14. CS - Current sense resistor connection
  15. VCP - Charge pump capacitor connection
  16. VREG - Internal regulator output
  17. VREF - Reference voltage output
  18. VS - Sense voltage input
  19. VDD - Power supply voltage
  20. OUT3 - Motor output 3

Functional Features

  • Three independent half-bridge outputs
  • PWM current control
  • Overcurrent protection with fault reporting
  • Thermal shutdown protection
  • Undervoltage lockout for reliable operation

Advantages and Disadvantages

Advantages

  • High current capability allows for efficient motor control
  • Comprehensive protective features ensure safe operation
  • Wide operating voltage range enables versatile applications
  • Compact package size facilitates integration into various systems

Disadvantages

  • Limited to three motor outputs, may not be suitable for applications requiring more outputs
  • Relatively high cost compared to simpler motor control solutions

Working Principles

MC33887VWR2 utilizes pulse-width modulation (PWM) to control the current flowing through the motor windings. By adjusting the duty cycle of the PWM signal, the average current can be regulated, enabling precise motor control. The integrated protective features monitor the motor's operating conditions and provide fault detection and reporting, ensuring safe operation.

Detailed Application Field Plans

MC33887VWR2 finds extensive use in various motor control applications, including: 1. Robotics: Controlling motors in robotic arms, legs, or grippers. 2. Automotive: Regulating motor functions in electric windows, sunroofs, and seat adjustments. 3. Industrial Automation: Managing motor-driven equipment such as conveyors, pumps, and fans. 4. Home Appliances: Controlling motors in washing machines, dishwashers, and refrigerators. 5. Consumer Electronics: Regulating motorized components in cameras, printers, and drones.

Detailed and Complete Alternative Models

  1. MC33932PNA: Similar motor control IC with dual half-bridge outputs.
  2. MC34932PNA: Motor control IC with quad half-bridge outputs.
  3. MC33886PVW: Integrated circuit designed for motor control with a single half-bridge output.

(Note: This list is not exhaustive and other alternative models may exist.)

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技術ソリューションにおける MC33887VWR2 の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of MC33887VWR2 in technical solutions:

  1. Q: What is MC33887VWR2? A: MC33887VWR2 is a motor driver IC (integrated circuit) designed for controlling DC motors in various applications.

  2. Q: What voltage range does MC33887VWR2 support? A: MC33887VWR2 supports a wide voltage range from 5V to 50V, making it suitable for a variety of motor types.

  3. Q: Can MC33887VWR2 drive both brushed and brushless DC motors? A: No, MC33887VWR2 is specifically designed for driving brushed DC motors.

  4. Q: What is the maximum current rating of MC33887VWR2? A: MC33887VWR2 has a maximum continuous output current rating of 5A, making it suitable for medium-sized motors.

  5. Q: Does MC33887VWR2 have built-in protection features? A: Yes, MC33887VWR2 includes various protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout.

  6. Q: Can MC33887VWR2 be controlled using PWM signals? A: Yes, MC33887VWR2 can be easily controlled using PWM (Pulse Width Modulation) signals for speed control of the motor.

  7. Q: Is MC33887VWR2 compatible with microcontrollers or Arduino boards? A: Yes, MC33887VWR2 can be easily interfaced with microcontrollers or Arduino boards using digital I/O pins.

  8. Q: Can MC33887VWR2 handle reverse polarity protection? A: No, MC33887VWR2 does not have built-in reverse polarity protection. External circuitry is required for reverse polarity protection.

  9. Q: What is the typical efficiency of MC33887VWR2? A: The typical efficiency of MC33887VWR2 is around 90%, ensuring efficient power utilization in motor control applications.

  10. Q: Are there any application examples where MC33887VWR2 can be used? A: Yes, MC33887VWR2 can be used in various applications such as robotics, automotive systems, industrial automation, and consumer electronics.

Please note that these answers are general and may vary depending on specific implementation requirements.