STMicroelectronics

L6984TR

The L6984TR is a high-performance, monolithic integrated circuit designed for driving stepper motors. It is manufactured by STMicroelectronics, a global semiconductor company.

Description:

The L6984TR is a full-bridge driver with a high-voltage power stage, specifically designed for driving stepper motors. It is available in a 27-pin TSSOP (Thin Shrink Small Outline Package) package. The device integrates various features such as over-temperature protection, over-current protection, and under-voltage lockout, making it suitable for a wide range of applications.

Features:

1. High-voltage power stage: The L6984TR can handle a supply voltage range of 18V to 45V, making it suitable for driving stepper motors with high voltage requirements.
2. Full-bridge driver: The device features a full-bridge driver configuration, which allows it to drive stepper motors with up to 4 coils.
3. Over-temperature protection: The L6984TR includes a thermal shutdown feature that protects the device from overheating.
4. Over-current protection: The device has an over-current protection feature that limits the current flowing through the motor coils, preventing damage to the motor and the driver.
5. Under-voltage lockout: The L6984TR has an under-voltage lockout feature that prevents the device from operating if the supply voltage falls below a certain threshold.
6. High efficiency: The device is designed for high efficiency, minimizing power dissipation and heat generation.
7. Compact package: The L6984TR is available in a compact 27-pin TSSOP package, making it suitable for space-constrained applications.

Applications:

The L6984TR is suitable for a wide range of applications that require precise control of stepper motors, including:

1. Robotics: The L6984TR can be used in robotic systems for precise positioning and movement control.
2. Industrial automation: The device can be used in industrial automation systems for controlling the movement of machines and equipment.
3. Medical equipment: The L6984TR can be used in medical equipment that requires precise motor control, such as diagnostic imaging systems and surgical instruments.
4. Office automation: The device can be used in office automation equipment, such as printers and scanners, for precise control of the motor-driven components.
5. Consumer electronics: The L6984TR can be used in consumer electronics, such as cameras and optical drives, for precise motor control.

In summary, the L6984TR is a high-performance stepper motor driver that offers a range of features, including over-temperature protection, over-current protection, and under-voltage lockout. It is suitable for a wide range of applications that require precise motor control, including robotics, industrial automation, medical equipment, office automation, and consumer electronics.