Overview
The UC3717AN is a high-performance stepper motor driver IC manufactured by Texas Instruments. Designed for precision control of stepper motors, this IC is widely used in applications requiring accurate motion control. Its robust design and advanced features make it suitable for industrial automation, robotics, and consumer electronics. The UC3717AN stands out for its ability to drive bipolar stepper motors efficiently, offering reliable performance and ease of integration into various systems.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage | 10 to 40 | V | Operating range |
| Output Current | 1.5 | A | Per phase |
| Step Modes | Full, Half, Quarter | - | Microstepping support |
| Package | DIP-16 | - | Through-hole |
| Operating Temperature | -20 to 85 | °C | Industrial range |
| Logic Voltage | 5 | V | TTL/CMOS compatible |
| Protection Features | Thermal Shutdown, Overcurrent | - | Built-in safety |
Key Features
- Supports full, half, and quarter-step modes for precise motor control.
- High current output of 1.5A per phase for driving larger stepper motors.
- Wide supply voltage range (10V to 40V) for versatile applications.
- Built-in thermal shutdown and overcurrent protection for enhanced reliability.
- TTL/CMOS-compatible logic inputs for easy interfacing with microcontrollers.
Applications
The UC3717AN is ideal for applications requiring precise motion control, such as:
- Industrial Automation: CNC machines, conveyor systems, and robotic arms.
- Consumer Electronics: 3D printers, scanners, and camera gimbals.
- Medical Devices: Precision pumps and imaging equipment.
- Automotive: Advanced driver-assistance systems (ADAS) and infotainment controls.
Q & A
1. What is the maximum current output of the UC3717AN?
The UC3717AN can deliver up to 1.5A per phase.
2. What step modes does the UC3717AN support?
It supports full, half, and quarter-step modes.
3. What is the operating voltage range?
The operating voltage range is 10V to 40V.
4. Is the UC3717AN compatible with microcontrollers?
Yes, it has TTL/CMOS-compatible logic inputs.
5. Does the UC3717AN have built-in protection features?
Yes, it includes thermal shutdown and overcurrent protection.
6. What is the package type of the UC3717AN?
It comes in a DIP-16 through-hole package.
7. What is the operating temperature range?
The operating temperature range is -20°C to 85°C.
8. Can the UC3717AN drive bipolar stepper motors?
Yes, it is specifically designed for bipolar stepper motors.
9. What are typical applications of the UC3717AN?
Typical applications include CNC machines, 3D printers, and robotic arms.
10. Is the UC3717AN suitable for automotive applications?
Yes, it can be used in automotive systems like ADAS and infotainment controls.
