A3984SLPTR-T

Name: A3984SLPTR-T
Brand: Allegro MicroSystems
Rating: 4.5 (10 reviews)
Author: Lisleapex

The A3984SLPTR-T features a 24-pin TSSOP package with EP technology, making it suitable for compact and space-constrained designs

4,253 Effective Inventory

A3984SLPTR-T

Effective Inventory4,253

The A3984SLPTR-T features a 24-pin TSSOP package with EP technology, making it suitable for compact and space-constrained designs

Manufacturer Part # : A3984SLPTR-T
Package/Case: TSSOP-24
Brand: Allegro MicroSystems
Product Categories : Motor Drivers, Controllers
Series : A3984

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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.

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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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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

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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A3984SLPTR-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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A3984SLPTR-T Details

The A3984SLPTR-T is a microstepping motor driver integrated circuit (IC) from Allegro Microsystems, designed for precise control of bipolar stepper motors in various motion control applications. This IC offers microstepping operation for smooth and accurate motor movement, along with built-in protection features for reliable and robust performance. It is housed in a small and thermally efficient package, making it suitable for space-constrained designs.

Pinout

1 (ENABLE): Motor Output Enable
2 (MODE0): Microstepping Mode Selection
3 (MODE1): Microstepping Mode Selection
4 (MODE2): Microstepping Mode Selection
5 (GND): Ground
6 (IOUT1): Output Phase 1 Current Sense
7 (IOUT2): Output Phase 2 Current Sense
8 (VBB): Bootstrap Supply Voltage
9 (VCP): Charge Pump Capacitor Voltage

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

Key Features

Microstepping Operation: Provides smooth and precise motor movement using microstepping technology.
Built-in Protection: Features thermal shutdown and overcurrent protection for reliable and robust operation.
Small Package: Housed in a compact and thermally efficient package for space-constrained designs.
Integrated Current Sense: Offers built-in current sense amplifiers for accurate phase current measurement.
Wide Voltage Range: Operates over a wide voltage range, making it suitable for diverse application requirements.

Application

3D Printers: Ideal for precise control of stepper motors in 3D printing systems.
CNC Machines: Used in computer numerical control (CNC) machines for accurate positioning and motion control.
Robotics: Suitable for motor control in robotic systems requiring smooth and precise movement.

Where to Use

The A3984SLPTR-T is suitable for applications that demand precise control and smooth movement of bipolar stepper motors. It is commonly used in 3D printers, CNC machines, and robotics for accurate positioning and motion control.

How to Use

Connect the A3984SLPTR-T to your stepper motor system by wiring the necessary control and power connections. Select the appropriate microstepping mode using the MODE pins to achieve the desired motor movement resolution. Enable the motor output using the ENABLE pin and ensure proper thermal management for reliable operation. For detailed usage instructions, refer to the datasheet.

Application Circuit

The application circuit diagram for the A3984SLPTR-T illustrates the connections and components required for integrating the motor driver IC into your system. It includes connections for power supply, motor windings, and control signals, ensuring smooth and precise motor operation.

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

Equivalents

DRV8825: A similar microstepping motor driver IC offering comparable features and performance.
TMC2208: An alternative motor driver IC with similar microstepping operation and protection features.

Complementary

The A3984SLPTR-T can be complemented by the A3977SLPTR-T, which offers higher current handling capability for more demanding stepper motor applications.

When selecting complementary motor driver ICs, ensure their features and specifications align with your specific application requirements for optimal performance and compatibility.

Frequently Asked Questions

Q: What is the maximum current handling capability of the A3984SLPTR-T?

A: The A3984SLPTR-T can handle currents up to a specified limit. For more details, refer to the datasheet for specific operating conditions and limitations.

Q: Can the A3984SLPTR-T be used in 3D printing applications?

A: Yes, the A3984SLPTR-T is ideal for precise control of stepper motors in 3D printing systems, providing smooth and accurate movement control.

Specifications

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

Product Name	A3984SLPTR-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 A3984SLPTR-T PDF Download

FAQs

What is A3984SLPTR-T?

The A3984SLPTR-T is a microstepping motor driver integrated circuit designed by Allegro MicroSystems. It is suitable for driving bipolar stepper motors in various applications such as 3D printers, CNC machines, and robotic systems.

How Does A3984SLPTR-T Work?

The A3984SLPTR-T operates by controlling the current through the coils of a stepper motor to achieve precise and smooth motion. It utilizes a chopper driver technique to regulate the current and microstepping technology to subdivide the motor steps, resulting in improved accuracy and reduced vibration.

How Many Pins does A3984SLPTR-T have and What are the Functions of the Pinout Configuration?

The A3984SLPTR-T is available in a 28-lead TSSOP package. The pinout configuration includes:

OUT1, OUT2, OUT3, OUT4: Outputs to connect to the stepper motor windings.
VREF: Reference voltage pin for current regulation.
MS1, MS2, MS3: Microstepping configuration pins.
RESET: Reset pin for disabling the outputs.
DIR, STEP: Direction and step control inputs.
REFP, GND: Reference voltage and ground pins.

What are the Pros and Cons of A3984SLPTR-T?

Pros:

Microstepping Capability: Provides smooth and precise motor control for reduced vibration and noise.
Current Regulation: Offers adjustable current control to optimize motor performance.
Thermal Shutdown Protection: Includes thermal shutdown circuitry for enhanced safety and reliability.
Wide Voltage Range: Supports a wide operating voltage range for flexibility in various applications.
Integrated Protection Features: Incorporates overcurrent protection and load short-circuit protection.

Cons:

Complexity: Requires some understanding of stepper motor control principles for optimal usage.
Heat Dissipation: May require additional heat sinking or cooling considerations for high-current applications.
External Components: Additional external components may be necessary for specific motor driving requirements.

Are There Any Equivalents/Alternatives to A3984SLPTR-T for Recommendation?

The DRV8825 from Texas Instruments is a similar microstepping motor driver with different feature sets.
Alternatives to the A3984SLPTR-T include the TMC2208 from Trinamic and the L6470 from STMicroelectronics.