The L6219-LF from STMicroelectronics is a robust, high-performance dual full-bridge driver designed to drive bipolar stepper motors or bidirectional control of two DC motors. The L6219-LF is crafted to operate with a supply voltage up to 46V and can deliver up to 750 mA of current per channel.

Key Features

• Operating Voltage up to 46V
• 750 mA Output Current Capability per Channel
• Low Saturation Voltage
• Overtemperature Protection
• Integrated Fast Free-wheeling Diodes
• Compatible with Complex Microstepping Drivers
• PWM Current Control with Synchronous Rectification

The device is equipped with internal control logic, charge pump, current-control circuitry, and MOSFETs, providing a compact and reliable solution for driving stepper motors in a variety of applications. The PWM current control with synchronous rectification offers high efficiency, and the low saturation voltage helps to reduce power dissipation, ensuring reliable operation over a wide range of temperatures.

Applications

• Printers and Office Automation Machines
• Factory Automation and Robotics
• Textile Machines
• Vending Machines
• ATM Machines

The L6219-LF is particularly suitable for applications that require precise control, such as in printers, office automation equipment, and textile machinery. Its robust design also makes it a good fit for more demanding industrial environments like factory automation and robotics.

Design Support

STMicroelectronics provides comprehensive design support for the L6219-LF, including detailed datasheets, application notes, and reference designs. This ensures that engineers can rapidly integrate the motor driver into their designs and bring their products to market with faster development times and improved reliability.

For more information on the L6219-LF, visit the STMicroelectronics website or contact your local ST sales office.