A3979SLPTR-T

Effective Inventory9,215

DMOS Stepper Motor Driver 5V 28-Pin TSSOP EP T/R

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Service & Packaging

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All Parts Extended Quality Guarantee

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A3979SLPTR-T DataSheet

Pricing (USD)

Quantity Unit Price Ext. Price
1 $3.195 $3.20
10 $2.795 $27.95
30 $2.335 $70.05
100 $2.095 $209.50
500 $1.984 $992.00
1000 $1.934 $1,934.00

These prices are subject to market fluctuations, and a quote submission is required to obtain the latest prices.

Interested Parts

Rapid Quote

Please submit RFQ for A3979SLPTR-T or email to us: Email: [email protected], we will contact you in 12 hours.

A3979SLPTR-T Details

The A3979SLPTR-T is a high-performance stepper motor driver from Allegro Microsystems, designed to provide accurate control for bipolar stepper motors. With the capability to deliver up to 2A of output current, it features advanced current regulation and microstepping control for smooth operation. This device is ideal for a variety of applications, including 3D printers, robotics, and other motion control systems.

Pinout

  • 1 (VREF): Reference Voltage Input
  • 2 (VM): Motor Supply Voltage
  • 3 (GND): Ground
  • 4 (PWM): Pulse Width Modulation Control Input
  • 5 (STEP): Step Control Input
  • 6 (DIR): Direction Control Input
  • 7 (RESET): Reset Input
  • 8 (NFAULT): Fault Output

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

Key Features

  • High Output Current: Capable of delivering up to 2A output current for efficient motor control.
  • Microstepping Control: Supports microstepping operation for smooth and precise motion.
  • Current Regulation: Features advanced current regulation for optimal performance and thermal management.
  • Protection Features: Includes built-in protection against overcurrent and thermal overload.
  • Easy Control Interface: Simple control inputs for easy integration into existing systems.

Application

  • 3D Printers: Ideal for controlling stepper motors in 3D printing applications.
  • Robotics: Suitable for robotics applications where precise motor control is essential.
  • CNC Machines: Used in CNC machines to ensure accurate position control of motors.

Where to Use

The A3979SLPTR-T is suitable for applications that require reliable control of bipolar stepper motors. It is widely used in automation, robotics, and motion control systems where high performance and smooth operation are critical.

How to Use

Connect the A3979SLPTR-T to your bipolar stepper motor by wiring the VM and GND pins to the power supply. Use the VREF pin to set the output current and connect STEP, DIR, and RESET pins to control the motor's operation. Ensure proper configuration for microstepping and current regulation based on your system requirements. For detailed usage instructions, refer to the datasheet.

Application Circuit

The application circuit diagram for the A3979SLPTR-T illustrates connections to a stepper motor, power supply, and control inputs. It ensures proper operation and efficient current regulation for the connected motor.

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

Equivalents

  • A4988: A similar stepper motor driver with comparable features suitable for lower current applications.
  • DRV8825: An alternative motor driver offering similar functionality with additional features for enhanced control.

Complementary

The A3979SLPTR-T can be complemented by the A4980, which provides additional features such as adjustable current limiting and enhanced microstepping capabilities, suitable for applications requiring higher precision and flexibility.

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

Frequently Asked Questions

Q: What is the maximum output current of the A3979SLPTR-T?

A: The A3979SLPTR-T can deliver up to 2A of output current, making it suitable for various motor control applications. For specifics, refer to the datasheet.

Q: Can the A3979SLPTR-T be used for high-speed applications?

A: Yes, the A3979SLPTR-T is designed for high-speed operations with advanced microstepping control, ideal for applications like 3D printers and robotics.

A3979SLPTR-T

Specifications

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

Product Category ! Motor / Motion / Ignition Controllers & Drivers RoHS Details
Product Brushed DC Motor Drivers Type Microstepping
Operating Supply Voltage ! 8 V to 35 V Output Current ! 2.5 A
Operating Supply Current 8 mA Minimum Operating Temperature - 20 C
Maximum Operating Temperature ! + 85 C Mounting Style SMD/SMT
Package / Case TSSOP-28 Brand Allegro MicroSystems
Load Voltage Rating 35 V Moisture Sensitive Yes
Number of Outputs 2 Output Product Type ! Motor / Motion / Ignition Controllers & Drivers
Series A3979 Factory Pack Quantity 4000
Subcategory PMIC - Power Management ICs

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