STMicroelectronics

L7981ATR

The L7981ATR is a high-performance stepper motor driver from STMicroelectronics. It is designed to drive unipolar or bipolar stepper motors with up to 4 phases and an input voltage range of 8 to 45 volts. Here is a brief description of the L7981ATR, its features, and applications:

Description:

The L7981ATR is a monolithic integrated circuit designed for driving stepper motors. It is available in a 40-pin TSSOP package. The device is designed to operate with an input voltage range of 8 to 45 volts and can drive stepper motors with up to 4 phases.

Features:

1. High-performance stepper motor driver
2. Supports unipolar and bipolar stepper motors
3. Can drive stepper motors with up to 4 phases
4. Input voltage range of 8 to 45 volts
5. Available in a 40-pin TSSOP package
6. Compact design for easy integration into various applications
7. Wide range of operating temperatures (-40°C to +125°C)

Applications:

The L7981ATR stepper motor driver is suitable for a wide range of applications, including:

1. Industrial automation and control systems
2. Robotics and CNC machines
3. Medical equipment and instruments
4. Office automation equipment
5. Consumer electronics
6. 3D printers
7. Security and surveillance systems

In summary, the L7981ATR is a versatile stepper motor driver that offers high performance and flexibility for a wide range of applications. Its compact design and wide input voltage range make it suitable for both industrial and consumer applications.