onsemi

STK672-523-E

STK672-523-E Description

The STK672-523-E is a unipolar stepper motor driver IC designed for general-purpose applications. Manufactured by onsemi, this device is part of the Power Management (PMIC) category and is housed in a Through Hole package with a 12-SIP form factor. The STK672-523-E is equipped with Power MOSFET technology, providing robust performance and reliability. It supports a wide operating temperature range of 0°C to 105°C (TC), making it suitable for various industrial and commercial environments.

STK672-523-E Features

• Output Configuration: The STK672-523-E features a half-bridge (2) output configuration, enabling efficient control of unipolar stepper motors.
• Current and Voltage Capabilities: It can handle a maximum output current of 1.1A, with a load voltage range of 10V to 42V. The supply voltage operates within a tight range of 4.75V to 5.25V, ensuring stable performance.
• Step Resolution: The driver supports step resolutions of 1 and 1/2, providing precise control over motor movements.
• Interface and Packaging: The device features a parallel interface and is packaged in a tube, facilitating easy integration into various systems.
• Regulatory Compliance: The STK672-523-E is classified under ECCN EAR99 and HTSUS 8542.39.0001, with a REACH status of unaffected, ensuring compliance with international regulations.
• Moisture Sensitivity: The device has a Moisture Sensitivity Level (MSL) of 1 (Unlimited), making it highly resistant to moisture-related issues.

STK672-523-E Applications

The STK672-523-E is ideal for applications requiring precise control of unipolar stepper motors. Its general-purpose design makes it suitable for a wide range of industries, including:

• Industrial Automation: For controlling stepper motors in robotic arms, conveyor systems, and CNC machines.
• Medical Equipment: In medical imaging devices and laboratory automation equipment where precise motion control is critical.
• Office Automation: For driving stepper motors in printers, scanners, and other office machinery.
• Consumer Electronics: In devices such as digital cameras and vending machines where compact and reliable motor control is needed.

Conclusion of STK672-523-E

The STK672-523-E is a versatile and reliable unipolar stepper motor driver IC, offering a combination of robust performance and compliance with industry standards. Its wide operating temperature range, precise step resolution, and high current handling capability make it an excellent choice for applications requiring precise motor control. Despite being marked as obsolete, the STK672-523-E remains a valuable component for legacy systems and applications where its unique features and performance benefits are still highly relevant.