Overview
The DRV8818PWP is a high-performance stepper motor driver manufactured by Texas Instruments. Designed for applications requiring precise motor control, this device integrates micro-stepping functionality and supports a wide range of input voltages. It is ideal for use in industrial automation, consumer electronics, and automotive systems. The DRV8818PWP stands out for its robust design, high efficiency, and advanced protection features, making it a competitive choice for engineers and developers.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Product Type | Motor / Motion / Ignition Controllers & Drivers | - | - |
| Configuration | Half Bridge | - | - |
| Operating Supply Voltage | 8 to 35 | V | - |
| Output Current | 2.5 | A | - |
| Supply Current | 7 | mA | - |
| Operating Temperature | -40 to +85 | °C | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | HTSSOP-28 | - | - |
| Rds On (Drain-Source Resistance) | 370 | mΩ | - |
| Number of Outputs | 2 | - | - |
Key Features
- Integrated micro-stepping for precise motor control.
- Wide operating voltage range (8V to 35V).
- High output current capability (2.5A).
- Low Rds On for improved efficiency.
- Advanced protection features including overcurrent and thermal shutdown.
Applications
The DRV8818PWP is widely used in various applications such as industrial automation, where it drives stepper motors in CNC machines and robotic systems. In consumer electronics, it is employed in printers, scanners, and 3D printers. Additionally, its robust design makes it suitable for automotive applications, including electric vehicle systems and advanced driver-assistance systems (ADAS).
Q & A
1. What is the operating voltage range of the DRV8818PWP?
The DRV8818PWP operates within a voltage range of 8V to 35V.
2. What is the maximum output current of this driver?
The maximum output current is 2.5A.
3. Does the DRV8818PWP support micro-stepping?
Yes, it supports integrated micro-stepping for precise motor control.
4. What is the Rds On value of the DRV8818PWP?
The Rds On value is 370 mΩ.
5. What are the key protection features of this driver?
It includes overcurrent protection and thermal shutdown.
6. What is the operating temperature range?
The operating temperature ranges from -40°C to +85°C.
7. What package does the DRV8818PWP come in?
It is available in an HTSSOP-28 package.
8. Is the DRV8818PWP suitable for automotive applications?
Yes, its robust design makes it suitable for automotive systems.
9. What are the typical applications of this driver?
Typical applications include industrial automation, consumer electronics, and automotive systems.
10. Does the DRV8818PWP have a low-power sleep mode?
Yes, it features a low-power sleep mode to reduce energy consumption.
