onsemi

STK672-442B-E

STK672-442B-E Description

The STK672-442B-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 robust 19SIP package. It features a half-bridge output configuration capable of delivering up to 3A of current, making it suitable for driving a wide range of stepper motors. The load voltage range of 0V to 46V ensures compatibility with various motor types, while the supply voltage range of 4.75V to 5.25V provides stable operation. This IC supports step resolutions of 1, 1/2, 1/4, 1/8, and 1/16, offering precise control over motor movement. The parallel interface and through-hole mounting type facilitate easy integration into existing systems. Despite its obsolescence, the STK672-442B-E remains a reliable choice for applications requiring unipolar stepper motor control.

STK672-442B-E Features

• Output Configuration: Half Bridge (2) design ensures efficient power delivery and control.
• Current Capability: 3A output current supports robust motor operation.
• Voltage Range: Load voltage range of 0V to 46V and supply voltage range of 4.75V to 5.25V provide flexibility and stability.
• Step Resolution: Supports multiple step resolutions (1, 1/2, 1/4, 1/8, 1/16) for precise motor control.
• Interface: Parallel interface simplifies communication and control.
• Mounting Type: Through-hole mounting ensures secure and reliable installation.
• Technology: Utilizes Power MOSFET technology for high efficiency and performance.
• Compliance: REACH Unaffected and ECCN EAR99 ensure compliance with international regulations.
• Moisture Sensitivity Level: MSL 1 (Unlimited) indicates high resistance to moisture, enhancing reliability in various environments.

STK672-442B-E Applications

The STK672-442B-E is ideal for applications requiring precise control of unipolar stepper motors. Its versatile voltage range and high current capacity make it suitable for a variety of general-purpose applications, including:

• Industrial Automation: Control of stepper motors in manufacturing equipment, robotic arms, and conveyor systems.
• Medical Devices: Precision control in medical imaging equipment and diagnostic devices.
• Office Automation: Driving stepper motors in printers, scanners, and other office equipment.
• Consumer Electronics: Applications in home appliances and consumer devices requiring precise motor control.

Conclusion of STK672-442B-E

The STK672-442B-E is a versatile and reliable unipolar stepper motor driver IC, offering precise control and high performance. Its robust design, wide voltage range, and multiple step resolutions make it an excellent choice for a variety of applications. Despite its obsolescence, the STK672-442B-E remains a valuable component for engineers and designers seeking reliable motor control solutions.