Overview
The DRV8824RHDR is a high-performance bipolar stepper motor driver produced by Texas Instruments. This component is designed to deliver precise control and efficient operation for stepper motors in various applications. It features an integrated microstepping indexer, supporting up to 1/32 microstepping, and offers a wide operating voltage range of 8.2V to 45V. The DRV8824RHDR is particularly suited for applications requiring high accuracy and reliability, such as printers, scanners, and automation equipment.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Operating Voltage | 8.2 - 45 | V | |
| Max Drive Current | 1.6 | A | At 24V, TA = 25°C |
| Microstepping | Up to 1/32 | ||
| Package | 28-VQFN | 5x5 mm | |
| Temperature Range | -40 to 85 | °C | |
| Protection Features | OCP, TSD, UVLO | Overcurrent, Thermal Shutdown, Undervoltage Lockout |
Key Features
- Integrated microstepping indexer for precise motor control.
- Wide operating voltage range (8.2V to 45V).
- Supports multiple decay modes: slow, fast, and mixed decay.
- Low current sleep mode for reduced power consumption.
- Built-in 3.3V reference output for simplified design.
- Compact 28-VQFN package for space-constrained applications.
Applications
The DRV8824RHDR is widely used in applications requiring precise motor control, such as printers, scanners, and automation equipment. Its high accuracy and reliability make it ideal for devices that demand smooth and efficient motor operation. Additionally, its compact size and low power consumption make it suitable for portable and battery-powered devices.
Q & A
1. What is the maximum drive current of the DRV8824RHDR?
The maximum drive current is 1.6A at 24V and 25°C.
2. What microstepping modes does the DRV8824RHDR support?
It supports up to 1/32 microstepping.
3. What is the operating voltage range of the DRV8824RHDR?
The operating voltage range is 8.2V to 45V.
4. What protection features are included in the DRV8824RHDR?
It includes overcurrent protection (OCP), thermal shutdown (TSD), and undervoltage lockout (UVLO).
5. What package does the DRV8824RHDR come in?
It comes in a 28-VQFN package with dimensions of 5x5 mm.
6. Can the DRV8824RHDR operate in low power modes?
Yes, it features a low current sleep mode to minimize power consumption.
7. What is the temperature range for the DRV8824RHDR?
It operates within a temperature range of -40°C to 85°C.
8. Is the DRV8824RHDR suitable for battery-powered devices?
Yes, its low power consumption and compact size make it ideal for battery-powered applications.
9. What is the purpose of the built-in 3.3V reference output?
It simplifies the design by providing a stable reference voltage for external components.
10. What are the typical applications of the DRV8824RHDR?
It is commonly used in printers, scanners, and automation equipment.
