ON Semiconductor STK681-360-E Motor Driver Overview

The STK681-360-E from ON Semiconductor is a highly efficient, unipolar, 2-phase stepping motor driver that integrates a power MOSFET and a controller IC. Designed to handle a wide range of motor driving applications, this motor driver is capable of providing a maximum output current of up to 4A, making it suitable for a variety of stepper motors in different industrial and consumer applications.

Key Features

• Integrated Design: The STK681-360-E combines a controller and power stage in a single package, simplifying design and reducing external component count.
• High Output Current: With the capability to deliver up to 4A of output current, this driver can power a wide range of stepper motors.
• Wide Operating Voltage Range: It operates over a broad voltage range from 10V to 42V, accommodating various power supply requirements.
• Built-in Protection Features: The device includes thermal shutdown, overcurrent protection, and under-voltage lockout, enhancing the reliability and longevity of motor applications.
• Micro-Stepping Support: It supports micro-stepping operation, which allows for smoother and more precise motor control.

Applications

The versatility of the STK681-360-E makes it ideal for a wide array of applications, including:

• Office automation equipment
• Factory automation and robotics
• ATMs and cash handling machines
• Medical equipment
• Home appliances

Technical Specifications

The STK681-360-E is a testament to ON Semiconductor's commitment to providing advanced solutions for motor control applications. Its integration of multiple features into a single, compact package makes it an attractive option for designers looking to enhance performance while maintaining simplicity in their motor drive systems.