onsemi

STK672-220-E

STK672-220-E Description

The STK672-220-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 12SIP package. The STK672-220-E is equipped with a Power MOSFET technology that ensures efficient power management and robust performance. Despite its obsolete status, it remains a reliable choice for specific applications due to its comprehensive feature set.

STK672-220-E Features

• Operating Temperature: The STK672-220-E can operate at a junction temperature of up to 150°C (TJ), making it suitable for high-temperature environments.
• Output Configuration: It features a half-bridge configuration with two outputs, capable of delivering a current of 3A each.
• Voltage Range: The device supports a wide load voltage range of 10V to 45V, providing flexibility in various power supply scenarios.
• Supply Voltage: The supply voltage range is 4.75V to 5.25V, ensuring compatibility with standard power supplies.
• Step Resolution: It offers step resolutions of 1 and 1/2, providing precise control over the stepper motor.
• Interface: The parallel interface facilitates straightforward integration into existing systems.
• Moisture Sensitivity Level (MSL): With an MSL of 1 (Unlimited), the STK672-220-E is highly resistant to moisture, enhancing its reliability in diverse conditions.
• Compliance: It is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations.
• Packaging: Available in Tape & Reel (TR) packaging, it is suitable for automated assembly processes.

STK672-220-E Applications

The STK672-220-E is ideal for applications requiring precise control of unipolar stepper motors. Its general-purpose nature makes it suitable for a wide range of industries, including:

• Industrial Automation: For driving stepper motors in machinery and robotic systems.
• Consumer Electronics: In devices requiring precise motion control, such as printers and scanners.
• Medical Equipment: For applications where precise motor control is critical, such as in medical imaging devices.
• Office Automation: In copiers and other office machinery that require reliable motor control.

Conclusion of STK672-220-E

The STK672-220-E is a versatile and reliable unipolar stepper motor driver IC, offering a robust set of features and performance benefits. Its wide operating temperature range, high current output, and flexible voltage capabilities make it suitable for a variety of applications. Despite being marked as obsolete, the STK672-220-E remains a valuable component for specific use cases, especially where its unique features and advantages are required. Its compliance with international standards and robust packaging further enhance its appeal. For applications needing precise control and reliable performance, the STK672-220-E is a solid choice.