STMicroelectronics

L7980ATR

The L7980ATR is a high-performance, single-phase stepper motor driver from STMicroelectronics. It is designed to drive one or two phase stepper motors with a current rating of up to 2.5A per phase.

Description:

The L7980ATR is a monolithic integrated circuit that provides a complete solution for driving stepper motors. It features a high-voltage power stage, a micro-stepping control, and advanced protection features. The device is available in a compact 38-pin TSSOP package.

Features:

1. High-voltage power stage: The L7980ATR can operate from a supply voltage of up to 50V, making it suitable for a wide range of stepper motor applications.
2. Micro-stepping control: The device supports micro-stepping resolutions of up to 1/32, allowing for smoother and quieter motor operation.
3. Advanced protection features: The L7980ATR includes thermal shutdown, overcurrent protection, and under-voltage lockout to protect the motor and driver from damage.
4. Compact package: The device is available in a compact 38-pin TSSOP package, making it easy to integrate into a variety of applications.
5. Low power consumption: The L7980ATR features a low quiescent current of only 60mA, making it suitable for battery-powered applications.

Applications:

The L7980ATR is suitable for a wide range of stepper motor applications, including:

1. Industrial automation
2. Robotics
3. Office automation
4. Medical equipment
5. Test and measurement equipment
6. Consumer electronics

In summary, the L7980ATR is a high-performance stepper motor driver that offers a range of features, including micro-stepping control, advanced protection features, and a compact package. It is suitable for a wide range of applications, including industrial automation, robotics, and medical equipment.