ON Semiconductor STK672-520 Stepper Motor Driver

The STK672-520 from ON Semiconductor is a highly integrated, unipolar stepper motor driver module designed to deliver optimum performance for a wide range of motor driving applications. This module is a part of ON Semiconductor's esteemed line of motion control products, renowned for their reliability and precision.

The STK672-520 utilizes a hybrid IC design which combines the advantages of power IC and micro-stepping technology to achieve smooth and accurate motor control. It can drive a two-phase stepper motor in full, half, quarter, and eighth-step modes, allowing for flexible control depending on the application's requirements.

With an operating voltage range of 10V to 42V and an output current of up to 2A, this driver is suitable for a variety of stepper motors used in office automation machines, factory automation equipment, and other precision motor control scenarios. The STK672-520 also features a built-in micro-stepping controller, which significantly reduces the noise and vibration typically associated with stepper motors.

The driver module is equipped with thermal shutdown and overcurrent protection mechanisms, ensuring the safety and longevity of both the driver and the motor. Its compact design and high integration level mean that it requires fewer external components, which simplifies the circuit design and helps in reducing the overall system cost.

Key features of the STK672-520 include:

• Integrated unipolar stepper motor driver
• Operating voltage range: 10V to 42V
• Output current: Up to 2A
• Micro-stepping support (full, half, quarter, and eighth steps)
• Thermal shutdown and overcurrent protection
• Compact and high integration for simplified design

Whether you are developing a new stepper motor application or looking to upgrade an existing system, the STK672-520 stepper motor driver from ON Semiconductor offers a versatile and efficient solution that can meet a diverse array of motor control needs.