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DRV8825PWP
+BOMIC MTR DRVR BIPLR 8.2-45V 28SSOP
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ManufacturerTexas Instruments
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Mfr. Part #DRV8825PWP
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Package HTSSOP (PWP)-28
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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
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
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
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
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
Application
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.