A3982SLBT

Name: A3982SLBT
Brand: Allegro MicroSystems
Rating: 4.5 (10 reviews)
Author: Lisleapex

A3982SLB-T is a dual full bridge motor driver that comes in a 24-pin SOIC package, packaged in a tube

6,141 Effective Inventory

A3982SLBT

Effective Inventory6,141

A3982SLB-T is a dual full bridge motor driver that comes in a 24-pin SOIC package, packaged in a tube

Manufacturer Part # : A3982SLBT
Package/Case: SOIC-24
Brand: Allegro MicroSystems
Product Categories : Motor Drivers, Controllers

Quality Assurance

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Certification

We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.

Shipping & Payment

About Shipping

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Service & Packaging

About After Sales Service

All Parts Extended Quality Guarantee

Initiate the application within 90 days from the shipment date.

Confirm the return or exchange with our staff.

Maintain the goods in their original condition as received.

Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]

About packaging

Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.

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A3982SLBT DataSheet

Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!

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A3982SLBT Description

The A3982SLBT is an integrated motor driver IC designed for bipolar stepper motors from Allegro MicroSystems, offering precise motor control in various applications.

Pin Details

The A3982SLBT is a DMOS Stepper Motor Driver with Translator, featuring 24 pins for half-duplex communication. It includes pins for receiving, driving, and enabling signals, along with power supply and ground connections.

Pin configuration

Package: SOIC-24

Features

Dual Full-Bridge PWM Microstepping Motor Driver: Capable of driving two motors simultaneously with precise control.
Thermal Shutdown Protection: Prevents overheating and ensures reliable operation in harsh environments.
Overcurrent Protection: Safeguards against excessive current draw, preventing damage to the IC or connected components.
Wide Operating Voltage Range: Suitable for use with a wide range of power supplies, from 3V to 5.5V.

Applications

The A3982SLBT is commonly used in applications requiring precise motor control, such as robotics, CNC machines, and 3D printers, as well as various industries including automotive, industrial automation, and consumer electronics.

Where to Use:

Robotics
CNC machines
3D printers
Automotive systems
Industrial automation systems
Consumer electronics

Manufacturer

The A3982SLBT is manufactured by Allegro MicroSystems, a leading provider of high-performance semiconductor solutions.

This product was developed to meet the growing demand for precise motor control in various industries and applications where reliability, efficiency, and performance are essential.

Packages

The A3982SLBT comes in an SOIC-24 package, designed for surface-mount technology and offering a compact and efficient solution for integrating the IC into electronic circuits.

FAQ

Q: What is the operating voltage range of the A3982SLBT?
A: It operates with a wide range of power supplies, from 3V to 5.5V.

Q: Can the A3982SLBT be used in automotive systems?
A: Yes, it is suitable for use in various industries including automotive, industrial automation, and consumer electronics.

Q: How does the A3982SLBT handle overcurrent protection?
A: It features overcurrent protection to safeguard against excessive current draw, preventing damage to the IC or connected components.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Manufacturer

Allegro

Product Category !

Motor Drivers and Controllers

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification A3982SLBT PDF Download

FAQs

What is A3982SLBT?

The A3982SLBT is a dual full-bridge PWM motor driver IC designed by Allegro MicroSystems. It is suitable for driving bipolar stepper motors and brushed DC motors in various applications like robotics, automation, and industrial control systems.

How Does A3982SLBT Work?

The A3982SLBT operates by controlling the current and direction of two motor windings in a full-bridge configuration. It uses pulse-width modulation (PWM) to achieve precise motor control, allowing for speed and direction adjustments. The IC integrates protection features like thermal shutdown and overcurrent detection for reliable motor operation.

How Many Pins does A3982SLBT have and What are the Functions of the Pinout Configuration?

The A3982SLBT is housed in a 28-lead SSOP package. The pinout configuration includes:

VBB: Bootstrap capacitor charge pump output.
VCP, VM: Motor power supply pins.
PHA, PHA*, PHB, PHB*: Winding phase inputs and complements for motor coil control.
SR1, SR2: Outputs for external resistors to set step mode and decay mode control.
ENBL: Enable input for motor control.
FLT: Fault output signal for warning conditions.

What are the Pros and Cons of A3982SLBT?

Pros:

Precise Motor Control: Offers PWM-based control for accurate speed and direction adjustment.
Integrated Protection Features: Includes thermal shutdown and overcurrent detection for robust motor operation.
Dual Full-Bridge Configuration: Can drive two motor windings independently for versatile motor control.
Compact SSOP Package: Space-efficient package suitable for compact designs.

Cons:

Power Dissipation: May require additional heat sinking for high current applications.
Complexity: Requires proper understanding of motor driving principles for optimal performance.
External Components: Additional external components such as diodes and capacitors may be needed for specific motor configurations.

Are There Any Equivalents/Alternatives to A3982SLBT for Recommendation?

The DRV8825 from Texas Instruments is a similar dual full-bridge motor driver with stepper motor control capabilities.
Alternatives to the A3982SLBT include the L298N from STMicroelectronics and the TB6612FNG from Toshiba.