The STK672-622B-E is a high-quality stepper motor driver integrated circuit (IC) developed by ON Semiconductor. This robust and reliable IC is designed to drive bipolar stepper motors in full-step, half-step, quarter-step, and eighth-step modes, enabling precise motor control for a wide range of applications.

Key Features

• Integrated Unipolar Stepper Motor Driver: The STK672-622B-E integrates a unipolar stepper motor driver, facilitating the design of motor control systems with reduced component count and increased reliability.
• Output Current: Capable of delivering output current up to 1.5A (without a heat sink), this IC can power a wide range of stepper motors for various applications.
• Operating Voltage Range: The device operates within a wide voltage range of 10V to 42V, providing versatility in accommodating different motor specifications and system requirements.
• Micro-Stepping Support: With micro-stepping capability (up to 1/16 step), the STK672-622B-E ensures smooth and precise motor movements, which is critical for applications requiring fine positioning and smooth motion profiles.
• Built-in Protection Features: The IC is equipped with multiple protection features such as thermal shutdown (TSD), overcurrent protection (ISD), and under voltage lockout (UVLO), ensuring safe operation and longevity of the motor and the driver.

Applications

The STK672-622B-E stepper motor driver IC is suitable for a diverse range of applications including but not limited to:

• Office automation machines
• Industrial equipment
• Medical devices
• 3D printers
• Surveillance systems

Conclusion

The ON Semiconductor STK672-622B-E is an advanced stepper motor driver IC that combines performance, precision, and protection features in a single package. It is an ideal choice for designers looking to create efficient and reliable motor control systems for their next-generation applications.