The STK672-600A is a unipolar 2-phase stepper motor driver hybrid IC from ON Semiconductor that combines power MOSFETs and a microstepping controller into a single package. This high-performance driver is designed to deliver efficient and precise control of stepper motors commonly used in office automation machines, factory automation systems, and a variety of other applications that require precise positioning.

Key Features

• Integrated Controller and Driver: The STK672-600A integrates a sophisticated controller circuit and a power driver stage, which simplifies the design and reduces the number of external components required.
• Microstepping Support: It supports microstepping, which allows for smoother and more accurate motor control, reducing mechanical resonance and increasing precision in applications such as 3D printers, CNC machines, and robotics.
• High Voltage and Current Capability: This driver is capable of operating at up to 44V and can deliver up to 1.5A per phase, making it suitable for driving a wide range of stepper motors.
• Thermal Shutdown: The STK672-600A includes a thermal shutdown feature that protects the IC from overheating, thereby enhancing the reliability and longevity of the device.
• Low Power Consumption: Designed with power efficiency in mind, the IC has a low on-resistance, which reduces power dissipation and minimizes heat generation.

Applications

The versatility of the STK672-600A makes it an ideal choice for a variety of applications, including:

• Office Automation (printers, scanners, copiers)
• Factory Automation
• Industrial Equipment
• Medical Devices
• Surveillance Systems
• 3D Printing
• CNC Machines
• Robotics

Conclusion

ON Semiconductor's STK672-600A stepper motor driver offers a compact, reliable, and efficient solution for controlling stepper motors. With its built-in microstepping controller and power-efficient design, it is an excellent choice for engineers and designers looking to enhance the performance and precision of their motor-driven applications.