ON Semiconductor STK672-050-E Stepper Motor Driver

The STK672-050-E from ON Semiconductor is a highly-integrated, unipolar stepper motor driver module designed to deliver high-performance and reliability for a wide range of motor driving applications. It is part of ON Semiconductor's STK600 series, which are known for their efficient power usage and compact design.

This driver module is capable of driving a two-phase stepper motor in full-step, half-step, quarter-step, and eighth-step modes, allowing for precise motor control and smoother motion profiles. The STK672-050-E operates with a supply voltage range from 10V to 35V, and it can deliver an output current of up to 1.5A per phase, making it suitable for a variety of stepper motors used in different applications.

The device includes built-in features such as thermal shutdown (TSD), overcurrent protection (OCP), and undervoltage lockout (UVLO), ensuring the protection of both the driver and the motor under adverse conditions. Its high efficiency is achieved through a low on-resistance (Ron) of the output stage, which reduces power dissipation and increases reliability.

The STK672-050-E comes in a compact 19-pin SIP (Single Inline Package), which simplifies the PCB design process and saves space in end applications. This package is also beneficial for heat dissipation, which is critical in maintaining optimal performance and extending the lifespan of the driver.

Applications for the STK672-050-E are diverse and include but are not limited to office automation machines, factory automation equipment, surveillance systems, and other precision control systems where stepper motors are used. This driver module is an excellent choice for designers looking for a reliable and efficient solution to drive stepper motors in their projects.

Overall, the ON Semiconductor STK672-050-E stepper motor driver is a versatile and robust component that offers precise motor control, high efficiency, and a small form factor, making it an ideal choice for a wide range of applications.