DRV8825PWP

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DRV8825PWP

+BOM

IC MTR DRVR BIPLR 8.2-45V 28SSOP

  • ManufacturerTexas Instruments

  • Mfr. Part #DRV8825PWP

  • Package HTSSOP (PWP)-28

  • In Stock4381

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Specifications

Attribute Value
Package Bulk,Tube
ProductStatus Active
MotorType-Stepper Bipolar
Function Driver - Fully Integrated, Control and Power Stage
OutputConfiguration Half Bridge (4)
Interface Logic
Technology Power MOSFET
StepResolution 1 ~ 1/32
Applications General Purpose
Current-Output 2.5A
Voltage-Supply 8.2V ~ 45V
Voltage-Load 8.2V ~ 45V
OperatingTemperature -40°C ~ 150°C (TJ)
MountingType Surface Mount
Package/Case 28-PowerTSSOP (0.173, 4.40mm Width)

Overview

Description

The DRV8825PWP is a stepper motor driver integrated circuit (IC) designed by Texas Instruments. It is commonly used for driving bipolar stepper motors and can be found in a variety of applications, including 3D printers, CNC machines, and robotics. The driver is housed in a 24-pin HTSSOP package, ensuring compactness and efficient heat dissipation.
Key features include:
1. Voltage and Current: It operates with a supply voltage range of 8.2V to 45V and can deliver up to 2.5A of output current per coil with proper cooling.
2. Microstepping: The DRV8825 supports microstepping, allowing for finer control of the motor's movements with up to 1/32-step resolution.
3. Protection Features: It includes built-in protections like over-temperature shutdown, over-current protection, and under-voltage lockout.
4. Adjustable Current Control: This feature allows for setting the maximum current output with a reference voltage, optimizing efficiency and motor performance.
The DRV8825 is favored for its reliability, ease of use, and ability to provide precise control over stepper motors, making it a popular choice for both hobbyists and professionals.

Equivalent

The DRV8825PWP is a stepper motor driver from Texas Instruments. Equivalent products include:
1. A4988 from Allegro Microsystems: A popular bipolar stepper motor driver often used as an alternative.
2. TB6600 from Toshiba: Another stepper motor driver with similar functionality.
3. LV8729 from Sanyo: Suitable for low-voltage applications.
4. DRV8834 from Texas Instruments: Similar function with lower voltage operation.
These alternatives vary in features like current handling and micro-stepping capabilities, so selection should match specific application requirements.

Features

The DRV8825PWP is a stepper motor driver featuring a wide operating voltage range from 8.2V to 45V, making it suitable for various applications. It can deliver up to 1.5A output current per phase without a heat sink and up to 2.5A with sufficient additional cooling. The driver supports full-step, half-step, quarter-step, eighth-step, sixteenth-step, and thirty-second-step resolutions, offering high precision control over motor movements.
Key features include a built-in current limiting, overcurrent protection, and overtemperature shutdown to enhance reliability. The DRV8825PWP also features adjustable current control via a potentiometer, allowing users to set the maximum output current with precision. It incorporates a sleep mode to reduce power consumption when the device is not in use. The driver is designed with a simple step and direction control interface, making it easy to integrate into a wide range of projects. Its compact size and robust design make it suitable for applications like 3D printers, CNC machines, and robotics.

Pinout

The DRV8825PWP is a stepper motor driver with a 28-pin PowerPAD package. It is designed to drive bipolar stepper motors and has various features to control motor operation. Key functions include:
1. Microstepping: It supports up to 1/32 microstepping, allowing for smooth and precise motor control.
2. Current Regulation: Configurable via external resistors, allowing for control over the motor current to improve performance and efficiency.
3. Protection Features: Includes overcurrent, overtemperature, and undervoltage lockout protection to ensure safe operation.
4. Step/Direction Control Interface: Utilizes simple step and direction inputs for controlling motor movement.
5. Decay Modes: Offers configurable slow or mixed decay modes for optimized performance.
6. Fault Indication: Provides a fault output pin to indicate error conditions.
These functions make the DRV8825PWP suitable for various applications requiring precise motor control, including 3D printers, CNC machines, and robotics.

Manufacturer

The DRV8825PWP is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor design and manufacturing company that develops analog and embedded processing chips. These components are used in a wide array of electronics, ranging from consumer devices to industrial equipment. TI focuses on innovation and efficiency, helping to drive advancements in technology across various industries.

Application

The DRV8825PWP is a stepper motor driver commonly used in applications requiring precise motor control. Key application areas include:
1. 3D Printers: It controls stepper motors for accurate movement.
2. CNC Machines: Used for precise positioning in milling, cutting, and engraving.
3. Robotics: Enables precise control of robotic joints and actuators.
4. Camera Sliders: Facilitates smooth and controlled camera movements.
5. Automated Manufacturing: Powers motors in assembly lines and automated systems.
6. Medical Devices: Used in devices requiring precise motor control, like pumps and imaging equipment.
Its popularity stems from its high resolution and current-handling capabilities, making it suitable for projects demanding precision and reliability.

Package

The DRV8825PWP is packaged in a 28-pin HTSSOP (Heat-Slug Thin Shrink Small Outline Package) with PowerPAD. This type of package provides efficient heat dissipation, making it suitable for applications that require effective thermal management.

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