A3981KLPTR-T

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A3981KLPTR-T

IC MTR DRV BIPOLR 3-5.5V 28TSSOP

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Specifications

Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
MotorType-Stepper Bipolar
Function Driver - Fully Integrated, Control and Power Stage
OutputConfiguration Half Bridge (4)
Interface SPI, Step/Direction
Technology DMOS
StepResolution 1, 1/2, 1/4, 1/16
Applications Automotive
Current-Output 1.4A
Voltage-Supply 3V ~ 5.5V
Voltage-Load 7V ~ 28V
OperatingTemperature -40°C ~ 150°C (TJ)
MountingType Surface Mount
Package/Case 28-TSSOP (0.173, 4.40mm Width) Exposed Pad

Overview

Description

The A3981KLPTR-T refers to a specific model of an integrated circuit, often used in motor driver applications. Manufactured by Allegro MicroSystems, this IC is designed for driving stepper motors, which are commonly used in robotics, 3D printers, and other devices requiring precise motion control.
Key Features:
- DMOS Technology: Utilizes DMOS drivers, offering high efficiency and minimal power loss.
- Microstepping: Supports microstepping capabilities, allowing for smoother and more precise control of motor movement.
- Current Control: Features adjustable current control to optimize power consumption and performance.
- Protection Features: Incorporates overcurrent protection, thermal shutdown, and under-voltage lockout to ensure reliability and safety.
The package type (KL) and parameters such as the T (tape and reel packaging for automated assembly) indicate how the IC is presented for manufacturing processes. The A3981KLPTR-T is suitable for applications that demand fine control and robust performance in controlling bipolar stepper motors.

Features

The A3981KLPTR-T is a microstepping motor driver IC designed for precise control of stepper motors. Key features include:
1. Microstepping Capability: This IC supports microstepping, allowing for smoother and more precise motor control by dividing the motor steps into finer increments.
2. Current Control: It offers adjustable current control to optimize performance and efficiency, enabling users to set the desired current level for the motor phases.
3. Protection Features: The driver includes built-in protection mechanisms such as thermal shutdown, under-voltage lockout, and overcurrent protection to ensure safe operation.
4. Bipolar Stepper Motor Driving: It is designed to drive bipolar stepper motors, which are common in applications requiring high torque and precise positioning.
5. Compact Design: The IC is packaged in a compact form, making it suitable for space-constrained applications.
6. Low Power Consumption: It is designed to operate efficiently, minimizing power consumption and heat generation.
These features make the A3981KLPTR-T suitable for applications in robotics, automation, and other systems requiring precise motor control.

Package

The A3981KLPTR-T is a microstepping motor driver IC from Allegro MicroSystems, typically found in a 28-pin TSSOP (Thin Shrink Small Outline Package) with exposed thermal pad for enhanced heat dissipation.

Pinout

The A3981KLPTR-T is a motor driver IC manufactured by Allegro Microsystems. It is specifically designed for driving bipolar stepper motors and DC motors. The IC comes in a 28-pin package, specifically a TSSOP (Thin Shrink Small Outline Package) with exposed pad for enhanced thermal performance.
The primary functions of the A3981KLPTR-T include:
1. Microstepping Control: It enables microstepping control of bipolar stepper motors, allowing for precise control of the motor position and smooth operation.
2. DMOS Output Drivers: Uses DMOS (Double-diffused MOSFET) output drivers for high efficiency and low power dissipation.
3. Programmable Current Control: The device features programmable current control to optimize motor performance and reduce power consumption.
4. Protection Features: Integrated protection features, such as thermal shutdown, under-voltage lockout, and crossover-current protection, enhance reliability.
5. PWM Control: Supports PWM (Pulse Width Modulation) to control the motor speed effectively.
This IC is suitable for applications requiring precise motor control, such as in industrial automation, robotics, and 3D printing.

Manufacturer

The A3981KLPTR-T is manufactured by Allegro MicroSystems. Allegro MicroSystems is a company that specializes in developing and manufacturing high-performance power and sensing semiconductor solutions for motion control and energy-efficient systems. Their product portfolio includes motor driver ICs, magnetic sensor ICs, and power management ICs, among others, and they serve a variety of markets including automotive, industrial, and consumer electronics. Allegro is known for its innovation in the semiconductor industry, particularly in the development of technologies that enhance the efficiency and reliability of electronic systems.

Application

The A3981KLPTR-T is a microstepping motor driver IC typically used in precision motion control applications. It is commonly applied in areas such as 3D printers, CNC machines, robotics, and automated machinery. Its ability to control bipolar stepper motors with high accuracy makes it suitable for any application requiring precise motor control and smooth motion, such as in cameras or optical equipment. Additionally, its features like overcurrent protection and thermal shutdown broaden its use in industrial and consumer electronics.

Equivalent

The A3981KLPTR-T is a stepper motor driver IC by Allegro Microsystems. Equivalent products might include the DRV8825 from Texas Instruments, the L6470 from STMicroelectronics, and the TB6600 from Toshiba. These alternatives offer comparable functionality in driving stepper motors, but ensure to verify specifications for compatibility with your specific application requirements.

Shipping

Shipping MethodsWe

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Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

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