LSI/CSI

LS8397  

Motor Drivers, Controllers

LS8397 Description

The LS8397 is a high-performance stepper motor controller designed for general-purpose applications, manufactured by LSI/CSI. This device is part of the Power Management (PMIC) category and is specifically tailored for controlling bipolar and unipolar stepper motors with high precision and efficiency. The LS8397 features a half-bridge output configuration, which allows for versatile control of motor phases, making it suitable for a wide range of applications.

LS8397 Features

• Output Configuration: The LS8397 employs a half-bridge (2) output configuration, providing robust control over stepper motor phases. This design ensures efficient power delivery and precise motor control.
• Voltage Range: The device operates within a supply voltage range of 4.75V to 7V, making it compatible with a variety of power supplies and ensuring reliable performance across different voltage levels.
• Step Resolution: The LS8397 supports step resolutions of 1 and 1/2, allowing for fine-tuned control of motor movement and high-precision positioning.
• Technology: Utilizing Power MOSFET technology, the LS8397 offers high efficiency and low power consumption, which is crucial for applications requiring extended operational time.
• Interface: The LS8397 features a PWM interface, enabling precise control of motor speed and direction through pulse-width modulation signals.
• Mounting Type: The through-hole mounting type ensures secure and reliable installation on printed circuit boards, suitable for both prototyping and production environments.
• Package: The device is packaged in a tube, which provides protection during shipping and handling, ensuring the components remain in optimal condition.
• Compliance: The LS8397 is ROHS3 compliant, adhering to stringent environmental and safety standards, making it suitable for use in a wide range of industries.
• Moisture Sensitivity Level (MSL): With an MSL of 3 (168 hours), the LS8397 is designed to withstand moderate moisture exposure, ensuring reliability in various environmental conditions.

LS8397 Applications

The LS8397 is ideal for a variety of applications where precise control of stepper motors is required. Its general-purpose nature makes it suitable for:

• Industrial Automation: Controlling stepper motors in robotic arms, conveyor systems, and other automated machinery.
• Medical Devices: Precision control in medical imaging equipment, laboratory automation, and diagnostic devices.
• Consumer Electronics: Applications in 3D printers, CNC machines, and other hobbyist projects where high-precision motor control is essential.
• Office Equipment: Use in printers, scanners, and other devices requiring precise motor movement.

Conclusion of LS8397

The LS8397 stepper motor controller from LSI/CSI stands out in the market due to its robust technical specifications and versatile applications. Its half-bridge output configuration, combined with a wide voltage range and precise step resolution, makes it an excellent choice for controlling stepper motors in various industries. The device's compliance with ROHS3 standards and its ability to withstand moderate moisture exposure further enhance its reliability and suitability for diverse environments. Whether in industrial automation, medical devices, or consumer electronics, the LS8397 offers a reliable and efficient solution for precise motor control.

LS8397 Documents

Download datasheets and manufacturer documentation for LS8397

Datasheets :

LS8397