ON Semiconductor
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LV8729V-MPB-H

LV8729V-MPB-H

Product Overview

Category: Motor Driver IC
Use: Control and drive stepper motors
Characteristics: High performance, compact size, low power consumption
Package: Multi-PowerSO30 package
Essence: Advanced motor driver integrated circuit
Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

  • Operating Voltage: 2.5V to 16V
  • Output Current: Up to 1.5A per phase
  • Microstepping Resolution: Full, 1/2, 1/4, 1/8, 1/16, 1/32, 1/64, 1/128
  • Built-in Protection Features: Overcurrent, overtemperature, undervoltage lockout

Detailed Pin Configuration

The LV8729V-MPB-H has the following pin configuration:

  1. VREF: Reference voltage input for motor current control
  2. GND: Ground reference
  3. CP1: Charge pump capacitor connection
  4. CP2: Charge pump capacitor connection
  5. VCP: Charge pump voltage output
  6. VM: Motor supply voltage
  7. OUT1A: Motor coil A output
  8. OUT1B: Motor coil A output
  9. OUT2A: Motor coil B output
  10. OUT2B: Motor coil B output
  11. MODE0: Microstepping mode selection
  12. MODE1: Microstepping mode selection
  13. MODE2: Microstepping mode selection
  14. RESET: Reset input
  15. SLEEP: Sleep mode control input
  16. STEP: Step pulse input
  17. DIR: Direction control input
  18. MS1: Microstepping mode selection
  19. MS2: Microstepping mode selection
  20. MS3: Microstepping mode selection

Functional Features

  • Advanced current control technology for smooth and precise motor movement
  • Support for various microstepping resolutions for improved motion accuracy
  • Built-in protection features to prevent damage to the motor driver and motor
  • Low power consumption for energy-efficient operation
  • Compact size for easy integration into space-constrained applications

Advantages and Disadvantages

Advantages: - High performance and reliability - Wide operating voltage range - Flexible microstepping options - Comprehensive protection features - Compact and space-saving design

Disadvantages: - Limited output current capacity - Requires external components for optimal performance

Working Principles

The LV8729V-MPB-H is a motor driver IC that controls and drives stepper motors. It utilizes advanced current control technology to regulate the motor current, ensuring smooth and precise motor movement. By adjusting the microstepping resolution, the IC can achieve different levels of motion accuracy. The built-in protection features safeguard the motor driver and motor from overcurrent, overtemperature, and undervoltage conditions.

Detailed Application Field Plans

The LV8729V-MPB-H is suitable for a wide range of applications, including:

  1. 3D printers: Provides accurate and reliable motor control for precise 3D printing movements.
  2. CNC machines: Enables precise positioning and movement control in computer numerical control (CNC) systems.
  3. Robotics: Facilitates smooth and controlled motion in robotic systems.
  4. Automated equipment: Offers precise motor control in various automated machinery and equipment.
  5. Industrial automation: Supports motor control in industrial automation applications.

Detailed and Complete Alternative Models

  1. A4988: Another popular motor driver IC with similar features and capabilities.
  2. DRV8825: Motor driver IC with higher output current capacity and advanced features.
  3. TB6600: Motor driver IC suitable for high-power stepper motor applications.
  4. L298N: Dual H-bridge motor driver IC commonly used in robotics and automation.

These alternative models provide similar functionality to the LV8729V-MPB-H and can be considered as alternatives based on specific application requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LV8729V-MPB-H v technických řešeních

Sure! Here are 10 common questions and answers related to the application of LV8729V-MPB-H in technical solutions:

  1. Q: What is LV8729V-MPB-H? A: LV8729V-MPB-H is a stepper motor driver module designed for controlling bipolar stepper motors in various applications.

  2. Q: What is the operating voltage range of LV8729V-MPB-H? A: The operating voltage range of LV8729V-MPB-H is typically between 8V and 36V.

  3. Q: What is the maximum current output of LV8729V-MPB-H? A: LV8729V-MPB-H can provide a maximum current output of up to 2.5A per phase.

  4. Q: Can LV8729V-MPB-H handle microstepping? A: Yes, LV8729V-MPB-H supports microstepping up to 1/128 step resolution, allowing for smoother and more precise motor movements.

  5. Q: Is LV8729V-MPB-H compatible with Arduino or other microcontrollers? A: Yes, LV8729V-MPB-H can be easily interfaced with Arduino or other microcontrollers using standard digital I/O pins.

  6. Q: Does LV8729V-MPB-H have built-in protection features? A: Yes, LV8729V-MPB-H includes overcurrent protection, thermal shutdown, and undervoltage lockout to ensure safe operation.

  7. Q: Can LV8729V-MPB-H be used in 3D printers? A: Yes, LV8729V-MPB-H is commonly used in 3D printers for controlling the movement of stepper motors that drive the printer's axes.

  8. Q: How do I connect the motor to LV8729V-MPB-H? A: The motor can be connected to LV8729V-MPB-H using the four motor output pins (A1, A2, B1, B2) and the motor power supply.

  9. Q: Can LV8729V-MPB-H handle high-speed motor movements? A: Yes, LV8729V-MPB-H is capable of driving stepper motors at high speeds, depending on the motor's specifications and the applied voltage.

  10. Q: Are there any specific application examples for LV8729V-MPB-H? A: LV8729V-MPB-H is commonly used in CNC machines, robotic arms, camera sliders, and other applications that require precise motor control.

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