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A3959SLBTR-T

DMOS Motor Driver

Inventory:8,669

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Overview of A3959SLBTR-T

The A3959SLBTR-T is a full-bridge PWM microstepping motor driver IC designed for use in motor control applications. This IC integrates a wide range of features to facilitate precise and efficient control of stepper motors, making it suitable for various motion control systems.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • In1: Input Control 1
  • In2: Input Control 2
  • Enable: Enable Input
  • VREF: Voltage Reference Input

Circuit Diagram

Incorporate a circuit diagram that illustrates the connections and operation of the A3959SLBTR-T IC for a more visual representation.

Key Features

  • Full-Bridge PWM Microstepping Motor Driver: The A3959SLBTR-T provides a full-bridge PWM motor driver configuration, enabling precise control of stepper motors.
  • Integrated Protection Features: This IC includes various protection features such as overcurrent protection and thermal shutdown, ensuring the safety and reliability of motor control systems.
  • Microstepping Control: With microstepping capabilities, the A3959SLBTR-T allows for smoother and more precise motor movement, reducing vibrations and noise.
  • Wide Operating Voltage Range: The IC supports a wide operating voltage range, making it suitable for diverse motor control applications.

Note: For detailed technical specifications, please refer to the A3959SLBTR-T datasheet.

Application

  • Stepper Motor Control: The A3959SLBTR-T is ideal for driving and controlling stepper motors used in robotics, CNC machines, 3D printers, and other precision motion control systems.
  • Automotive Systems: This IC can be employed in automotive applications for motor control functions such as headlamp leveling, HVAC control, and seat adjustment.
  • Industrial Automation: The A3959SLBTR-T is suitable for use in industrial automation equipment requiring precise motor control, such as conveyor systems and robotic arms.

Functionality

The A3959SLBTR-T offers a comprehensive motor control solution, incorporating full-bridge PWM control and protection features to ensure efficient and reliable operation of the connected motor.

Usage Guide

  • Control Inputs: Connect the input control signals (In1, In2) to the corresponding control signals from the microcontroller or control system.
  • Power Supply: Provide the power supply voltage within the specified range to the VCC and GND pins.
  • Motor Connections: Connect the motor windings to the output pins (Out1, Out2) of the IC for precise motor control.
  • Enable Function: Utilize the Enable pin to enable or disable the motor driver as needed.
  • Voltage Reference: Connect the voltage reference input (VREF) according to the requirements of the specific motor and application.

Frequently Asked Questions

Q: Can the A3959SLBTR-T be used for bi-directional motor control?
A: Yes, the full-bridge configuration of the A3959SLBTR-T allows for bi-directional motor control, enabling both forward and reverse motor movement.

Equivalent

For similar motor control requirements, consider the following alternatives to the A3959SLBTR-T:

  • L298N: A dual full-bridge driver IC suitable for controlling bipolar stepper motors and DC motors in various applications.
  • DSPIC33EP256MC506-I/PT: This digital signal controller offers advanced motor control features and can be used for more complex motor control applications.

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 Full Bridge
Operating Supply Voltage 9.5 V to 50 V Output Current 3 A
Operating Supply Current 4 mA Minimum Operating Temperature - 20 C
Maximum Operating Temperature + 85 C Mounting Style SMD/SMT
Package / Case SOIC-24 Brand Allegro MicroSystems
Load Voltage Rating 50 V Moisture Sensitive Yes
Number of Outputs 2 Output Operating Frequency 4.25 MHz
Pd - Power Dissipation 2.5 W Product Type Motor / Motion / Ignition Controllers & Drivers
Series A3959 Factory Pack Quantity 1000
Subcategory PMIC - Power Management ICs

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