STMicroelectronics
Bild kan vara representation.
Se specifikationer för produktinformation.
VNH7100BASTR
Visa detalj Datablad

VNH7100BASTR

Product Overview

Category

VNH7100BASTR belongs to the category of integrated circuits (ICs) specifically designed for motor control applications.

Use

This product is primarily used for controlling and driving DC motors, making it suitable for a wide range of applications such as robotics, automotive systems, industrial automation, and consumer electronics.

Characteristics

  • High current capability: The VNH7100BASTR can handle currents up to 30A, allowing it to drive powerful motors.
  • Low voltage drop: With a low on-resistance, this IC minimizes power loss and heat generation during operation.
  • Built-in protection features: It includes various protection mechanisms like overcurrent protection, thermal shutdown, and undervoltage lockout, ensuring safe and reliable motor control.
  • Compact package: The VNH7100BASTR is available in a compact PowerSSO-36 package, which facilitates easy integration into space-constrained designs.

Package and Quantity

The VNH7100BASTR is typically sold in reels or tubes, containing a specified quantity of ICs per package. The exact packaging and quantity may vary depending on the supplier.

Specifications

  • Operating Voltage Range: 5.5V - 36V
  • Continuous Output Current: Up to 30A
  • Peak Output Current: Up to 60A
  • On-Resistance (per channel): 19mΩ at 25°C
  • PWM Frequency Range: 20kHz - 100kHz
  • Operating Temperature Range: -40°C to +150°C

Detailed Pin Configuration

The VNH7100BASTR features a PowerSSO-36 package with the following pin configuration:

  1. OUT1: Motor output 1
  2. GND: Ground
  3. IN1: Input control signal 1
  4. IN2: Input control signal 2
  5. VCC: Logic supply voltage
  6. EN: Enable pin (active high)
  7. CS: Current sense output
  8. OUT2: Motor output 2
  9. GND: Ground
  10. VS: Motor supply voltage
  11. OUT3: Motor output 3
  12. GND: Ground
  13. IN3: Input control signal 3
  14. IN4: Input control signal 4
  15. VCC: Logic supply voltage
  16. EN: Enable pin (active high)
  17. CS: Current sense output
  18. OUT4: Motor output 4
  19. GND: Ground
  20. VS: Motor supply voltage 21-36: Not connected

Functional Features

  • Bidirectional motor control: The VNH7100BASTR allows for both forward and reverse motor rotation, enabling versatile motor control applications.
  • Speed control: By varying the duty cycle of the input control signals, the speed of the motor can be adjusted.
  • Brake function: The IC provides a brake function that rapidly stops the motor by shorting the motor terminals.
  • Fault detection: It incorporates fault detection mechanisms to protect against overcurrent, overtemperature, and undervoltage conditions.

Advantages and Disadvantages

Advantages

  • High current handling capability enables driving powerful motors.
  • Low voltage drop minimizes power loss and heat generation.
  • Compact package facilitates integration into space-constrained designs.
  • Built-in protection features ensure safe and reliable motor control.

Disadvantages

  • Limited operating temperature range (-40°C to +150°C).
  • Requires external control signals for proper operation.
  • May require additional circuitry for advanced motor control functionalities.

Working Principles

The VNH7100BASTR operates based on the H-bridge configuration, which allows bidirectional control of the motor. By appropriately controlling the input signals (IN1, IN2, IN3, IN4), the IC can regulate the direction and speed of the connected motor. The enable pins (EN) are used to activate or deactivate the motor control function.

Detailed Application Field Plans

The VNH7100BASTR finds extensive applications in various fields, including:

  1. Robotics: Used for controlling robot arm movements, locomotion, and other motor-driven mechanisms.
  2. Automotive Systems: Employed in electric power steering, window regulators, seat adjustment systems, and other automotive motor control applications.
  3. Industrial Automation: Utilized in conveyor belt systems, robotic assembly lines, and other industrial motor control systems.
  4. Consumer Electronics: Integrated into appliances like vacuum cleaners, drones, and camera gimbals for precise motor control.

Detailed and Complete Alternative Models

  • L298N: Another popular motor driver IC with similar functionality but a different pin configuration.
  • TB6612FNG: A compact motor driver IC suitable for small-scale applications.
  • DRV8871: Offers advanced features like current sensing and adjustable current limiting.

These

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av VNH7100BASTR i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of VNH7100BASTR in technical solutions:

  1. Q: What is VNH7100BASTR? A: VNH7100BASTR is a fully integrated H-bridge motor driver IC that can control one DC motor or other loads with high current requirements.

  2. Q: What is the maximum current rating of VNH7100BASTR? A: The maximum current rating of VNH7100BASTR is 30A, making it suitable for driving high-power motors.

  3. Q: Can VNH7100BASTR handle both forward and reverse motor rotation? A: Yes, VNH7100BASTR supports bidirectional control, allowing you to drive the motor in both forward and reverse directions.

  4. Q: How does VNH7100BASTR protect against overcurrent conditions? A: VNH7100BASTR has built-in overcurrent protection that limits the current to a safe level when it exceeds the set threshold.

  5. Q: Can VNH7100BASTR handle high voltage inputs? A: Yes, VNH7100BASTR can handle input voltages up to 41V, making it suitable for a wide range of applications.

  6. Q: Does VNH7100BASTR require external components for operation? A: Yes, VNH7100BASTR requires external power supply, decoupling capacitors, and optional flyback diodes for proper operation.

  7. Q: Can VNH7100BASTR be controlled using PWM signals? A: Yes, VNH7100BASTR can be controlled using PWM signals to vary the speed of the motor by adjusting the duty cycle.

  8. Q: Is VNH7100BASTR compatible with microcontrollers and Arduino boards? A: Yes, VNH7100BASTR can be easily interfaced with microcontrollers and Arduino boards using digital I/O pins.

  9. Q: Can VNH7100BASTR handle high-temperature environments? A: VNH7100BASTR has a built-in thermal shutdown feature that protects it from overheating, making it suitable for high-temperature applications.

  10. Q: What are some common applications of VNH7100BASTR? A: VNH7100BASTR is commonly used in robotics, automotive systems, industrial automation, and other applications that require high-current motor control.

Please note that these answers are general and may vary depending on the specific implementation and requirements of your technical solution.