A4982SETTR-T

Product Overview

Category

A4982SETTR-T belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in motor control applications, specifically for driving bipolar stepper motors.

Characteristics

• Integrated circuit designed for motor control
• Suitable for driving bipolar stepper motors
• Provides precise microstepping control
• Offers adjustable current control and overcurrent protection

Package

A4982SETTR-T is available in a surface mount package.

Essence

The essence of A4982SETTR-T lies in its ability to accurately control the movement of bipolar stepper motors, providing smooth and precise motion control.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a specific quantity per package depending on the manufacturer's specifications.

Specifications

• Supply voltage range: 8 V to 35 V
• Output current: Up to 2 A per phase
• Microstepping resolution: Full step, half step, quarter step, eighth step, sixteenth step, and thirty-second step
• Logic input voltage: 3.3 V or 5 V compatible
• Thermal shutdown circuitry
• Internal fixed off-time PWM current control

Detailed Pin Configuration

1. VDD - Power supply voltage
2. GND - Ground reference
3. MS1 - Microstep resolution selection input
4. MS2 - Microstep resolution selection input
5. STEP - Step input
6. DIR - Direction input
7. RESET - Reset input
8. SLEEP - Sleep mode input
9. ENABLE - Enable input
10. REF - Reference voltage output for current control
11. OUT1A - Motor phase A output
12. OUT1B - Motor phase A output
13. OUT2A - Motor phase B output
14. OUT2B - Motor phase B output
15. FAULT - Fault output

Functional Features

• Precise microstepping control for smooth motor movement
• Adjustable current control for optimal motor performance
• Overcurrent protection to prevent damage to the motor and driver
• Sleep mode functionality for power-saving operation
• Reset and fault outputs for system monitoring and diagnostics

Advantages and Disadvantages

Advantages

• Accurate and precise motor control
• Versatile microstepping resolution options
• Adjustable current control for optimal performance
• Built-in overcurrent protection
• Sleep mode for power-saving operation

Disadvantages

• Limited to driving bipolar stepper motors
• Requires external power supply and logic level signals

Working Principles

A4982SETTR-T operates by receiving step and direction signals from a controller. It generates the necessary current waveforms to drive the bipolar stepper motor, enabling precise control over its movement. The microstepping feature allows for smoother motion by dividing each full step into smaller increments.

Detailed Application Field Plans

A4982SETTR-T finds applications in various fields that require precise motor control, such as:

1. Robotics: Used in robotic systems for accurate positioning and movement control.
2. 3D Printing: Enables precise control of the printer's extruder or build platform movement.
3. CNC Machines: Provides accurate control over the movement of cutting tools or workpieces.
4. Automated Equipment: Used in automated assembly lines and machinery for precise motion control.
5. Medical Devices: Enables precise control in medical equipment like surgical robots or diagnostic devices.

Detailed and Complete Alternative Models

1. A4988: Similar motor driver IC with adjustable current control and microstepping capabilities.
2. DRV8825: Another motor driver IC with higher current capability and advanced features.
3. TB6600: Stepper motor driver module with higher current capacity and additional protection features.

These alternative models offer similar functionality and can be considered as alternatives to A4982SETTR-T based on specific application requirements.

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