A3983SLPTR-T

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A3983SLPTR-T

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IC MTR DRV BIPOLR 3-5.5V 24TSSOP

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Especificações

Atributo Valor
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
MotorType-Stepper Bipolar
Function Driver - Fully Integrated, Control and Power Stage
OutputConfiguration Half Bridge (4)
Interface Logic
Technology DMOS
StepResolution 1, 1/2, 1/4, 1/8
Applications General Purpose
Current-Output 2A
Voltage-Supply 3V ~ 5.5V
Voltage-Load 8V ~ 35V
OperatingTemperature -20°C ~ 150°C (TJ)
MountingType Surface Mount
Package/Case 24-TSSOP (0.173, 4.40mm Width) Exposed Pad

Visão Geral

Description

The A3983SLPTR-T is a microstepping motor driver designed for precision control of bipolar stepper motors. Manufactured by Allegro MicroSystems, it is part of the A3983 series and is known for its compact packaging and robust performance. The driver is capable of full, half, quarter, and sixteenth-step microstepping, providing smooth motion and accurate positioning for applications requiring precise control. Key features include a built-in translator for easy implementation, adjustable current control for efficient performance, and protection features such as overcurrent and thermal shutdown to enhance reliability. It operates with a wide supply voltage range, making it versatile for various industrial and consumer applications. The A3983SLPTR-T comes in a thermally-efficient package, ideal for space-constrained applications, and is often used in printers, scanners, and other automated equipment that require accurate motor movement. Its design simplifies the interface between the microcontroller and the stepper motor, reducing the need for complex programming and external components.

Equivalent

The A3983SLPTR-T is a microstepping motor driver from Allegro MicroSystems. Equivalent products to consider include the DRV8825 from Texas Instruments, the TB67S109AFTG from Toshiba, and the STSPIN220 from STMicroelectronics. These alternatives offer similar functionalities for driving bipolar stepper motors with features like current regulation and microstepping capabilities. However, ensure to compare specific electrical characteristics and package options to verify compatibility with your application.

Features

The A3983SLPTR-T is a microstepping motor driver with key features designed for precise control of stepper motors. It supports bipolar stepper motors and offers microstepping capabilities up to 16 microsteps per step, which allows for smooth and accurate motor movement. The device includes built-in translators for easy implementation, simplifying the interface between the controller and driver by reducing the need for complex microcontroller programming.
It operates over a wide voltage range, typically between 8 V to 35 V, making it suitable for various applications. Additionally, the A3983SLPTR-T provides current regulation using an internal pulse-width modulation (PWM) control scheme, which optimizes power use and reduces heat generation.
The driver also features overcurrent protection, thermal shutdown, and under-voltage lockout to enhance reliability and protect the system. It comes in a compact package, which is advantageous for space-constrained applications. These features make the A3983SLPTR-T suitable for applications in robotics, 3D printing, and precision motion control systems.

Pinout

The A3983SLPTR-T is a microstepping motor driver IC produced by Allegro Microsystems. It is designed to drive bipolar stepper motors and has a 28-pin TSSOP (Thin Shrink Small Outline Package) with an exposed thermal pad. The device allows for precise control of stepper motors with features like microstepping, which enhances motion smoothness and positioning accuracy.
Key functions of the A3983SLPTR-T include:
1. Microstepping: It supports microstepping up to 16 steps per full step for smooth and accurate motor control.
2. Dual H-Bridge: Two internal H-bridges drive the motor coils, with current control for each winding.
3. PWM Current Control: Implements a fixed off-time PWM current control scheme.
4. Protection Features: Includes thermal shutdown, undervoltage lockout, and crossover-current protection.
5. Adjustable Settings: Provides options for decay mode and current limit through external resistors and capacitors.
Overall, the A3983SLPTR-T offers a robust solution for stepper motor control in compact applications through its efficient design and comprehensive feature set.

Manufacturer

The A3983SLPTR-T is manufactured by Allegro MicroSystems. Allegro MicroSystems is a company that develops and produces high-performance power and sensing semiconductor solutions. They specialize in a variety of applications, including automotive, industrial, and consumer electronics. Allegro's products are often used in systems that require motor control, power management, and sensor solutions.

Application

The A3983SLPTR-T is a microstepping motor driver IC designed for bipolar stepper motors. Its primary application areas include:
1. 3D Printers: For precise movement control of the print head and platform.
2. CNC Machines: Used in controlling stepper motors for accurate cutting and shaping.
3. Robotics: Facilitates precise movement control in robotic joints and actuators.
4. Automated Machinery: Integral in conveyor systems and other automation equipment for controlled motion.
5. Textile Machinery: Enables precise motor control for weaving and knitting machinery.
6. Medical Devices: Used in equipment requiring precise motor movement, such as pumps and diagnostic machines.
These applications benefit from the IC's ability to provide accurate and smooth motion control with its microstepping capability.

Package

The A3983SLPTR-T is a surface-mount device (SMD) package, specifically in the TSSOP (Thin Shrink Small Outline Package) form.

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