A3992SLPTR-T

Name: A3992SLPTR-T
Brand: Allegro MicroSystems
Rating: 4.5 (10 reviews)
Author: Lisleapex

Full Bridge Microstepping Driver

7,384 Effective Inventory

A3992SLPTR-T

Effective Inventory7,384

Full Bridge Microstepping Driver

Manufacturer Part # : A3992SLPTR-T
Package/Case: TSSOP-24
Brand: Allegro MicroSystems
Product Categories : Motor Drivers, Controllers
Series : A3992

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Initiate the application within 90 days from the shipment date.

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A3992SLPTR-T 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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A3992SLPTR-T Details

The A3992SLPTR-T is a high-current stepper motor driver from Allegro Microsystems, designed for industrial applications. This device provides efficient and precise control over brushed DC motors in various electronic devices.

Key Features

Micro-Stepping Motor Driver: The A3992SLPTR-T is a micro-stepping motor driver IC with integrated translator for driving bipolar stepper motors.
Adjustable Current Control: Key features include adjustable current control, thermal shutdown protection, overcurrent protection, and step and direction control.
Wide Operating Voltage Range: It has a wide operating voltage range of 3.0 to 5.5 V.
High Output Current: The A3992SLPTR-T can deliver up to 1.3 A of output current.

Applications

Automotive Applications: The A3992SLPTR-T is typically used in automotive applications such as motor control for power seats, mirrors, and windows.
Industrial Sectors: It's also employed in industrial sectors for robotics, automation, and motion control systems.

Where to Use

The A3992SLPTR-T is suitable for applications that require efficient and precise motor control, especially in industrial and automotive environments where high current and adjustable current control are essential.

How to Use

To use the A3992SLPTR-T, refer to the datasheet for detailed usage instructions. The device requires a power supply, ground connections, and communication bus lines to operate effectively.

Application Circuit

The application circuit diagram for the A3992SLPTR-T illustrates how to connect the motor driver to an electronic system. It includes connections for power supply, ground, and communication bus lines, ensuring proper operation and reliable motor control.

(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)

Complementary

The A3992SLPTR-T can be complemented by other motor drivers from Allegro Microsystems, offering additional features and performance. When selecting complementary devices, ensure that their features and specifications align with your specific application requirements for optimal performance and compatibility.

Frequently Asked Questions

Q: What is the maximum output current of the A3992SLPTR-T?

A: The A3992SLPTR-T can deliver up to 1.3 A of output current.

Q: Is the A3992SLPTR-T suitable for automotive applications?

A: Yes, the A3992SLPTR-T is typically used in automotive applications such as motor control for power seats, mirrors, and windows.

Specifications

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

Product Name	A3992SLPTR-T	Product Type !	Motor Driver IC
Manufacturer	Allegro Microsystems	Motor Type	Stepper Motor or DC Motor
Number of Motor Outputs	2	Supply Voltage	5V to 50V
Package Type	Surface-Mount SOIC-16	Operating Temperature Range !	-40°C to 85°C

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 A3992SLPTR-T PDF Download

FAQs

What is A3992SLPTR-T?

The A3992SLPTR-T is a microstepping motor driver IC manufactured by Allegro MicroSystems. It is designed to control and drive bipolar stepper motors with microstepping capabilities, making it suitable for precision motion control applications like robotics, automation, and 3D printers.

How Does A3992SLPTR-T Work?

The A3992SLPTR-T operates by converting digital control signals into precise current outputs that drive the stepper motor coils. By implementing microstepping, the driver can achieve smoother and more accurate motor movements compared to traditional full-step or half-step driving methods. The IC incorporates protection features such as thermal shutdown and overcurrent detection for robust motor control operation.

How Many Pins does A3992SLPTR-T have and What are the Functions of the Pinout Configuration?

The A3992SLPTR-T is housed in a 24-pin TSSOP package. The pinout configuration includes:

VBB: Bootstrap capacitor boost voltage.
VCP: 5 V regulator output for charge pump.
GND: Ground connection.
1A, 1, 1Y: Outputs for coil 1 of the stepper motor.
2A, 2, 2Y: Outputs for coil 2 of the stepper motor.
IREF: Current reference for motor current regulation.
MODE/DECAY: Microstepping mode selection and decay adjust input.
CLKIN: Clock input for controlling stepping rate.

What are the Pros and Cons of A3992SLPTR-T?

Pros:

Microstepping Capability: Allows for smoother and more precise motor movements.
Thermal Shutdown: Built-in protection feature for thermal management.
Compact Package: The TSSOP package offers a space-efficient design for compact applications.
Overcurrent Protection: Ensures motor and driver safety during operation.
Ease of Use: Simple interfacing and control for stepper motor systems.

Cons:

Complexity: Implementing microstepping may require additional understanding of motor control principles.
External Components: May need external components like capacitors for proper operation.
Cost: Higher microstepping resolution drivers can be more expensive.

Are There Any Equivalents/Alternatives to A3992SLPTR-T for Recommendation?

Equivalent alternatives to the A3992SLPTR-T include the DRV8825 from Texas Instruments and the TMC2208 from Trinamic.
Other alternatives with similar functionality are the A4988 from Allegro MicroSystems and the DRV8801 from Texas Instruments.