STMicroelectronics

L6219R

L6219R Description

The L6219R is a high-performance motor driver IC designed for general-purpose applications, manufactured by STMicroelectronics. This device is specifically tailored for driving bipolar stepper motors and brushed DC motors, offering a robust and efficient solution for motor control. The L6219R features a half-bridge output configuration with four channels, capable of delivering up to 500mA of output current. It operates within a supply voltage range of 4.75V to 5.25V and can handle load voltages from 4.5V to 10V. The IC is housed in a surface-mount 24SO package, making it suitable for compact and space-constrained designs.

L6219R Features

• Output Current: The L6219R can deliver up to 500mA of output current, ensuring reliable performance even under demanding conditions.
• Output Configuration: The half-bridge configuration with four outputs provides flexibility and efficiency in motor control applications.
• Supply Voltage Range: The device operates within a supply voltage range of 4.75V to 5.25V, making it suitable for a wide range of power supply configurations.
• Load Voltage Range: The L6219R can handle load voltages from 4.5V to 10V, providing compatibility with various motor types.
• Step Resolution: The IC supports step resolutions of 1 and 1/2, allowing for precise control of stepper motors.
• Interface: The parallel interface ensures fast and efficient communication with control systems.
• Moisture Sensitivity Level (MSL): The L6219R has an MSL of 3 (168 hours), making it suitable for use in environments with moderate humidity levels.
• Compliance: The device is REACH unaffected and ROHS3 compliant, ensuring it meets the latest environmental and safety standards.
• Mounting Type: The surface-mount package type facilitates easy integration into modern PCB designs.

L6219R Applications

The L6219R is ideal for a variety of general-purpose applications where precise motor control is required. Some specific use cases include:

• Consumer Electronics: Ideal for driving small motors in devices such as printers, scanners, and other peripheral equipment.
• Industrial Automation: Suitable for controlling stepper motors in CNC machines, robotic arms, and other automated systems.
• Medical Equipment: Can be used in medical devices that require precise motor control, such as laboratory instruments and diagnostic equipment.
• Automotive: The L6219R can be employed in automotive applications for controlling motors in seat adjustments, window mechanisms, and other electromechanical systems.

Conclusion of L621R

The L6219R from STMicroelectronics is a versatile and reliable motor driver IC designed for a wide range of applications. Its robust output capabilities, flexible voltage ranges, and precise step resolution make it an excellent choice for driving bipolar stepper and brushed DC motors. The surface-mount package and compliance with environmental standards further enhance its suitability for modern electronic designs. While the product is marked as obsolete, it remains a valuable option for existing designs and applications where its unique features and performance benefits are required.