Overview
The DRV8886ATRHRR is a high-performance, integrated stepper motor driver developed by Texas Instruments. This IC chip is designed to control bipolar stepper motors with precision and efficiency, making it suitable for a wide range of applications. Its market positioning targets engineers and designers in industries requiring reliable motor control solutions, such as industrial automation, robotics, and consumer electronics. The DRV8886ATRHRR stands out for its integrated current sensing and AutoTune™ technology, which simplifies motor tuning and enhances performance.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Motor Type | Bipolar | - | Stepper Motor |
| Output Configuration | Half Bridge (4) | - | - |
| Interface | Logic | - | - |
| Technology | Power MOSFET | - | - |
| Stepping Resolution | 1 ~ 1/16 | - | - |
| Output Current | 2 | A | - |
| Supply Voltage | 0 ~ 5.3 | V | - |
| Load Voltage | 8 ~ 37 | V | - |
| Operating Temperature | -40 ~ 125 | °C | - |
| Package | 28-WQFN (5.5x3.5) | - | Surface Mount |
Key Features
- Integrated current sensing eliminates the need for external sense resistors.
- AutoTune™ technology simplifies motor tuning and optimizes performance.
- Supports microstepping up to 1/16 resolution for smooth motor operation.
- Wide operating voltage range (8V to 37V) for versatile applications.
- Built-in protection features such as overcurrent and thermal shutdown.
Applications
The DRV8886ATRHRR is widely used in applications requiring precise motor control, including industrial automation systems, robotics, 3D printers, and consumer electronics. Its ability to handle high currents and voltages makes it ideal for driving stepper motors in demanding environments. Additionally, its compact size and integrated features reduce design complexity and improve system reliability.
Q & A
1. What is the maximum output current of the DRV8886ATRHRR?
The maximum output current is 2A per phase.
2. Does the DRV8886ATRHRR support microstepping?
Yes, it supports microstepping up to 1/16 resolution.
3. What is the operating voltage range of this driver?
The operating voltage range is 8V to 37V.
4. Is external current sensing required?
No, the DRV8886ATRHRR features integrated current sensing.
5. What protection features are included?
It includes overcurrent protection, thermal shutdown, and undervoltage lockout.
6. What type of motor does this driver support?
It supports bipolar stepper motors.
7. What is the package type of the DRV8886ATRHRR?
It comes in a 28-WQFN (5.5x3.5) surface-mount package.
8. Can this driver be used in high-temperature environments?
Yes, it operates in temperatures ranging from -40°C to 125°C.
9. What is AutoTune™ technology?
AutoTune™ is a feature that automatically optimizes motor performance by adjusting decay settings.
10. Is the DRV8886ATRHRR suitable for battery-powered applications?
Yes, its low quiescent current and wide voltage range make it suitable for battery-powered systems.
