ON Semiconductor STK672-642AN-E Stepper Motor Driver

The STK672-642AN-E, manufactured by ON Semiconductor, is a highly-efficient, unipolar stepper motor driver IC designed to drive a two-phase bipolar stepper motor. This integrated circuit is part of ON Semiconductor's range of motor control products, known for their reliability and performance.

Key Features:

• High-Resolution Micro-Stepping: The driver supports micro-stepping control, which allows for finer step resolution, leading to smoother motor operation and increased positioning accuracy.
• Built-In Sequencer: The STK672-642AN-E comes with an in-built sequencer, reducing the need for complex external control and simplifying the design of motor control applications.
• Low Heat Generation: The IC employs a low-ON resistance (Ron) output stage, which minimizes heat generation and enhances overall efficiency, making it ideal for applications where thermal management is a concern.
• High Voltage and Current Capacity: Capable of operating at voltages up to 46V and delivering output currents of up to 1.2A, this driver can handle a wide range of stepper motors for diverse applications.
• Compact Design: The STK672-642AN-E is packaged in a compact, lead-free 29-pin ZIP package, which is convenient for space-constrained applications.

Applications:

The versatility of the STK672-642AN-E makes it suitable for a broad array of applications, including but not limited to:

• Office Automation Machines
• Industrial Equipment
• Medical Instruments
• 3D Printers
• Surveillance Equipment

Technical Specifications:

• Output Current: Up to 1.2A
• Operating Voltage: 10V to 46V
• Control Method: Clock input
• Package: 29-pin ZIP

In conclusion, the STK672-642AN-E from ON Semiconductor is a robust and versatile stepper motor driver that is well-suited for a wide range of applications. Its micro-stepping capability and built-in sequencer make it a convenient choice for designers looking to achieve high precision and smooth motor control without the complexity of additional components.