Introducing the L6228 Stepper Motor Driver from STMicroelectronics

The L6228 from STMicroelectronics is a cutting-edge integrated driver specifically designed for precision control of bipolar stepper motors. This advanced device integrates a dual DMOS full bridge with a high-performance CMOS logic section to provide a complete motion control solution with minimal external components required.

Key Features of the L6228

• Operating Voltage Range: The L6228 is capable of operating over a wide voltage range from 8 V to 52 V, making it versatile for various stepper motor applications.
• Output Current: It can deliver up to 2.8 A of output current, ensuring robust performance for a variety of stepper motors.
• Programmable Current Control: The device features programmable off-time current control that allows the user to set a suitable decay mode for the application at hand.
• Thermal Shutdown: With an integrated thermal shutdown feature, the L6228 provides protection against overheating, enhancing the reliability and longevity of the motor driver.
• Non-Dissipative Overcurrent Protection: The device includes a non-dissipative overcurrent detection and protection mechanism, ensuring the safety of the motor and the driver circuit.
• Cross-Conduction Protection: Cross-conduction protection is also built-in, preventing accidental damage from simultaneous high-side and low-side conduction.
• Microstepping Operation: For applications requiring precise motor control, the L6228 supports microstepping operation.

Applications

The L6228 is an ideal solution for a range of applications that require precise and efficient control of stepper motors. It is commonly used in:

• Office Automation Machines
• Factory Automation and Robotics
• 3D Printers
• Medical Equipment
• Surveillance Systems

Thanks to its advanced features and integrated protection systems, the L6228 from STMicroelectronics is a reliable and powerful driver for managing the complex demands of modern stepper motor applications. Whether for industrial, commercial, or consumer products, the L6228 provides a flexible and efficient solution for motion control needs.