DRV8871DDAR

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DRV8871DDAR

+BOM

IC MOTOR DRVR UNIPLR 8SO PWRPAD

  • ManufacturerTexas Instruments

  • Mfr. Part #DRV8871DDAR

  • Package HSOIC (DDA)-8

  • In Stock3492

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Specifications

Attribute Value
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
MotorType-Stepper Unipolar
MotorType-ACDC Brushed DC
Function Driver - Fully Integrated, Control and Power Stage
OutputConfiguration Full Bridge
Interface PWM
Technology NMOS
Applications DC Motors, General Purpose, Stepper Motors
Current-Output 3.6A
Voltage-Supply 0V ~ 5.5V
Voltage-Load 6.5V ~ 45V
OperatingTemperature -40°C ~ 125°C (TA)
MountingType Surface Mount
Package/Case 8-PowerSOIC (0.154, 3.90mm Width)

Overview

Description

The DRV8871DDAR is a brushed DC motor driver integrated circuit (IC) developed by Texas Instruments. It is designed to provide a simple and efficient solution for driving DC motors in various applications, such as robotics, home appliances, and automotive systems. The IC operates with a wide voltage range from 6.5V to 45V and can deliver up to 3.6A continuous current to a motor, making it suitable for a range of motor sizes.
Key features of the DRV8871DDAR include:
1. H-Bridge Design: Allows for bidirectional control of the motor, facilitating forward and reverse movements.
2. Integrated Protection: Overcurrent, thermal shutdown, and undervoltage lockout protections ensure robust operation and prevent damage.
3. PWM Control: Supports Pulse Width Modulation for speed control.
4. Thermal Efficiency: The IC is designed to minimize heat dissipation, enhancing reliability.
The DRV8871DDAR is packaged in an 8-pin SOIC, making it compact and easy to integrate into various designs. Its simplicity and protection features make it an excellent choice for developers looking to implement motor control in their projects.

Equivalent

The DRV8871DDAR is a DC motor driver IC. Equivalent products might include the L298N, TB6612FNG, and L293D. These alternatives also serve as H-bridge motor drivers with similar functionalities for controlling small DC motors. However, specifications like current and voltage ratings, package type, and additional features may vary, so it's important to check these details to ensure compatibility with your specific application.

Features

The DRV8871DDAR is a brushed DC motor driver from Texas Instruments, designed for low-voltage applications. Key features include:
1. Voltage Range: Supports a wide supply voltage range from 6.5 V to 45 V, providing flexibility for various applications.

2. Output Current: Capable of delivering up to 3.6 A continuous current and handling peak currents up to 6 A, suitable for driving moderately sized motors.
3. H-Bridge Design: Integrates an H-bridge driver, allowing bidirectional control of a single motor.
4. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout, enhancing reliability and robustness.
5. PWM Control: Supports PWM input for speed control, with a maximum frequency of 100 kHz.
6. Efficiency: Features low RDS(on) for better efficiency and reduced heat generation.
7. Package: Offered in a thermally efficient 8-pin SOIC (DDA) package.
8. Simplicity and Integration: Requires minimal external components, simplifying design and reducing board space.
Overall, the DRV8871DDAR is a versatile and efficient solution for driving DC brushed motors in various consumer, industrial, and automotive applications.

Pinout

The DRV8871DDAR is an H-Bridge motor driver IC from Texas Instruments. It typically comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a brief overview of its pin functions:
1. IN1 (Pin 1): Control input 1 for the H-Bridge.
2. IN2 (Pin 2): Control input 2 for the H-Bridge.
3. nSLEEP (Pin 3): Sleep mode input; active low.
4. VCC (Pin 4): Power supply input for the logic circuit.
5. OUT1 (Pin 5): Output 1 for motor connection.
6. GND (Pin 6): Ground reference for the device.
7. OUT2 (Pin 7): Output 2 for motor connection.
8. VM (Pin 8): Power supply input for the H-Bridge.
The DRV8871 is primarily used for driving brushed DC motors, solenoids, and other inductive loads. It supports a wide voltage range and can deliver up to approximately 3.6A of continuous current. The device is efficient, providing robust protection features like overcurrent protection, thermal shutdown, and undervoltage lockout.

Manufacturer

The DRV8871DDAR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components, including integrated circuits, processors, and sensors. TI is known for producing products that cater to various industries such as automotive, industrial, personal electronics, communications, and enterprise systems. The company focuses on innovation and provides solutions for analog and embedded processing applications.

Application

The DRV8871DDAR is a versatile DC motor driver suitable for various applications, including robotics, consumer electronics, industrial automation, and home appliances. It is commonly used in applications like motorized toys, small electric vehicles, automated door openers, and other systems requiring motor control. Its ability to drive brushed DC motors, solenoids, and actuators makes it ideal for systems in need of precise motion control. Additionally, it can be employed in pump and fan control applications due to its efficiency and thermal management features.

Package

The DRV8871DDAR is housed in a SOIC-8 (Small Outline Integrated Circuit) package. This package type features 8 pins and is designed for surface-mount technology (SMT), offering a compact form factor suitable for use in motor driver applications.

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