Allegro MicroSystems, LLC
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A3982SLB
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A3982SLB

Product Overview

Category

A3982SLB belongs to the category of integrated circuits (ICs).

Use

The A3982SLB IC is primarily used for motor control applications.

Characteristics

  • Integrated circuit
  • Motor control functionality
  • High performance
  • Compact size

Package

The A3982SLB is available in a small outline package (SOP) or a dual in-line package (DIP).

Essence

The essence of the A3982SLB is its ability to control motors efficiently and effectively.

Packaging/Quantity

The A3982SLB is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

The specifications of the A3982SLB include:

  • Supply voltage range: 7V to 30V
  • Output current: Up to 2.5A
  • Operating temperature range: -40°C to +85°C
  • Logic input voltage: 3.3V to 5V
  • Number of pins: 16

Detailed Pin Configuration

The pin configuration of the A3982SLB is as follows:

  1. VREF
  2. GND
  3. VCP
  4. CP1
  5. CP2
  6. CP3
  7. CP4
  8. CP5
  9. CP6
  10. CP7
  11. CP8
  12. CP9
  13. CP10
  14. CP11
  15. CP12
  16. VM

Functional Features

The A3982SLB offers the following functional features:

  • Full H-bridge motor driver
  • Built-in protection circuits (thermal shutdown, overcurrent protection)
  • Adjustable current control
  • Low power consumption
  • PWM (Pulse Width Modulation) control

Advantages and Disadvantages

Advantages

  • High performance motor control
  • Compact size for space-constrained applications
  • Built-in protection circuits enhance reliability
  • Adjustable current control allows flexibility in motor operation

Disadvantages

  • Limited output current capacity (up to 2.5A)
  • Requires external logic input voltage

Working Principles

The A3982SLB operates by receiving logic input signals and generating corresponding output signals to control the motor. It utilizes PWM control to regulate the motor speed and direction. The adjustable current control feature allows precise control over the motor's power consumption.

Detailed Application Field Plans

The A3982SLB is suitable for various motor control applications, including:

  1. Robotics: Controlling motors in robotic systems for precise movement.
  2. Automotive: Motor control in automotive applications such as power windows or seat adjustments.
  3. Industrial automation: Motor control in industrial machinery for accurate positioning or speed control.
  4. Consumer electronics: Motor control in devices like printers, scanners, or home appliances.

Detailed and Complete Alternative Models

Some alternative models to the A3982SLB include:

  1. A4988: Similar motor control functionality with higher output current capacity.
  2. L298N: Dual full-bridge motor driver with integrated protection features.
  3. DRV8825: Stepper motor driver with adjustable current control and high microstepping resolution.

These alternative models offer different features and specifications, providing options based on specific application requirements.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de A3982SLB en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of A3982SLB in technical solutions:

  1. Q: What is A3982SLB? A: A3982SLB is a motor driver IC (integrated circuit) designed for controlling stepper motors in various technical applications.

  2. Q: What is the maximum voltage rating of A3982SLB? A: The maximum voltage rating of A3982SLB is typically around 50V.

  3. Q: Can A3982SLB drive both bipolar and unipolar stepper motors? A: Yes, A3982SLB can drive both bipolar and unipolar stepper motors.

  4. Q: What is the maximum current output of A3982SLB? A: The maximum current output of A3982SLB is typically around 2A.

  5. Q: Does A3982SLB support microstepping? A: Yes, A3982SLB supports microstepping, allowing for smoother and more precise motor movements.

  6. Q: What is the operating temperature range of A3982SLB? A: The operating temperature range of A3982SLB is usually between -40°C to +85°C.

  7. Q: Can A3982SLB be controlled using a microcontroller or Arduino? A: Yes, A3982SLB can be easily controlled using a microcontroller or Arduino by sending appropriate signals to its input pins.

  8. Q: Does A3982SLB have built-in protection features? A: Yes, A3982SLB typically includes built-in protection features such as thermal shutdown, overcurrent protection, and undervoltage lockout.

  9. Q: How many output channels does A3982SLB have? A: A3982SLB usually has two output channels, allowing for driving two stepper motors simultaneously.

  10. Q: What is the typical package type of A3982SLB? A: A3982SLB is commonly available in a small surface-mount package, such as SOIC (Small Outline Integrated Circuit) or QFN (Quad Flat No-Lead).

Please note that the specific details and specifications may vary depending on the manufacturer and version of the A3982SLB motor driver IC.