A3967SLBTR

Name: A3967SLBTR
Brand: Allegro MicroSystems
Rating: 4.5 (10 reviews)
Author: Lisleapex

Compact and versatile, this stepper motor controller is perfect for robotics and automation project

7,943 Effective Inventory

A3967SLBTR

Effective Inventory7,943

Compact and versatile, this stepper motor controller is perfect for robotics and automation project

Manufacturer Part # : A3967SLBTR
Package/Case: SOIC-24
Brand: Allegro MicroSystems
Product Categories : Motor Drivers, Controllers
Series : A3967

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All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.

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.

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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.

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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

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A3967SLBTR 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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A3967SLBTR Details

The A3967SLBTR is a stepper motor driver IC from Allegro Microsystems, designed for precise and efficient motor control in various applications. This driver offers microstepping capabilities, allowing smooth motion control and accurate positioning. It features built-in protection circuits and thermal shutdown for reliable and safe operation.

Pinout

1 (GND): Ground
2 (OC2B): Output Compare Match B
3 (OC1B): Output Compare Match A
4 (OC0A): Output Compare Match A
5 (VCC): Positive Power Supply
6 (AIN1): Analog Input 1
7 (AOUT1): Analog Output 1
8 (NC): No Connection

(Tip: For detailed pinout information, please refer to the corresponding datasheet.)

Key Features

Microstepping Control: Allows fine motion control and precise positioning.
Built-in Protection: Features protection circuits for overcurrent and thermal shutdown.
Efficient Motor Control: Provides smooth and efficient motor operation for various applications.
Compact and Durable: Housed in a compact package for easy integration and long-term reliability.
Wide Supply Voltage Range: Operates effectively over a wide supply voltage range for flexibility in system design.

Application

Robotics: Ideal for robotic systems requiring precise and smooth motor control.
CNC Machines: Used in CNC machines for accurate positioning and movement control.
3D Printers: Suitable for 3D printers to control the movement of printer components.

Where to Use

The A3967SLBTR is suitable for applications that demand accurate and efficient motor control, particularly in robotics, CNC machines, and 3D printers. It is designed to provide smooth motion and precise positioning for optimal performance.

How to Use

Integrate the A3967SLBTR into your motor control system by connecting the necessary input and output pins based on your application requirements. Ensure proper power supply connections and take advantage of the microstepping control for fine motor movements. Refer to the datasheet for detailed usage instructions.

Application Circuit

The application circuit diagram for the A3967SLBTR illustrates how to connect the stepper motor driver to your motor control system. It includes connections for power supply, motor coils, and control signals, ensuring smooth and accurate motor operation.

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

Equivalents

DRV8825: A similar stepper motor driver with advanced features for precise motion control.
L298N: An alternative motor driver offering dual H-bridge control for bidirectional motor control.

Complementary

The A3967SLBTR can be complemented by the A4988 stepper motor driver, which provides additional features like higher microstepping resolution and current control, suitable for more demanding motion control applications.

When selecting complementary motor drivers, ensure compatibility and consider the specific requirements of your application for optimal performance.

Frequently Asked Questions

Q: What is microstepping and how does it benefit motion control?

A: Microstepping is a technique that divides a full step of a stepper motor into smaller steps, allowing smoother motion, reduced vibration, and higher positioning accuracy.

Q: Can the A3967SLBTR drive bipolar stepper motors?

A: Yes, the A3967SLBTR is capable of driving bipolar stepper motors, providing control for both the direction and speed of rotation.

Specifications

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

Product Name	A3967SLBTR	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 A3967SLBTR PDF Download

FAQs

What is A3967SLBTR?

The A3967SLBTR is a stepper motor driver integrated circuit designed by Allegro MicroSystems. It is specifically designed to control the operation of bipolar stepper motors, providing easy and precise motor motion control in various applications such as 3D printers, CNC machines, and robotics.

How Does A3967SLBTR Work?

The A3967SLBTR works by interpreting control signals from a microcontroller or other control system and converting them into specific drive waveforms to precisely control the movement of bipolar stepper motors. It utilizes a chopper drive technique to regulate motor phase current and microstepping to achieve smoother motion and higher resolution, making it suitable for applications requiring precise positioning and smooth motion control.

How Many Pins does A3967SLBTR have and What are the Functions of the Pinout Configuration?

The A3967SLBTR is housed in a 24-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:

1B, 2B, 3B: Bipolar motor output pins (half-bridge outputs).
1A, 2A, 3A: Bipolar motor output pins (half-bridge outputs).
VBB: Bootstrap capacitor connection for the high-side drive.
VCP: Regulated voltage output for the internal charge pump and for the digital control circuitry.
VTref: Reference voltage output for the high-impedance DIRECTION and MODE input pins.
GND: Ground pin.
SLEEP: Sleep input pin for low-power mode.
ENABLE: Enable input pin for activating the outputs.
MS1, MS2, MS3: Microstepping mode input pins.
RESET: Reset input pin for resetting the internal translator.
DIR: Direction input pin for controlling the direction of the motor movement.
STEP: Step input pin for generating step pulses.

What are the Pros and Cons of A3967SLBTR?

Pros:

Microstepping Capability: Allows smooth and accurate motion control with higher resolution.
Chopper Drive Technique: Regulates phase current for improved motor efficiency and reduced heat generation.
Integrated Protection Features: Includes thermal shutdown and crossover current protection for safe operation.
Simple Interface: Requires minimal external components and can be easily interfaced with microcontrollers or control systems.
Compact Package: The 24-pin SOIC package provides a space-efficient solution for stepper motor control.

Cons:

Current Limitations: May not be suitable for high-current stepper motor applications.
Heat Dissipation: Requires attention to thermal management for high-current or high-speed motor operations.
Not Suitable for Unipolar Stepper Motors: The A3967SLBTR is designed specifically for bipolar stepper motor control.

Are There Any Equivalents/Alternatives to A3967SLBTR for Recommendation?

The A4988 from Allegro MicroSystems is a popular alternative stepper motor driver with similar features.
Other alternatives include the DRV8825 from Texas Instruments and the TB6600 from Toshiba, both of which offer advanced features for stepper motor control.