onsemi

LV8731V-MPB-H

LV8731V-MPB-H Description

The LV8731V-MPB-H is a general-purpose motor driver IC designed for driving bipolar stepper motors and brushed DC motors. Manufactured by onsemi, this device features a robust BiCDMOS technology and is housed in a surface-mount 44SSOP package. It supports a wide load voltage range of 9V to 32V and can deliver up to 2A of output current. The LV8731V-MPB-H is equipped with a half-bridge output configuration, providing versatile control options. It also offers a step resolution of 1, 1/2, 1/4, and 1/16, making it suitable for various precision motor control applications. Despite being marked as obsolete, the LV8731V-MPB-H remains a reliable choice for engineers seeking a proven motor driver solution.

LV8731V-MPB-H Features

• Wide Load Voltage Range: The LV8731V-MPB-H supports a load voltage range of 9V to 32V, making it suitable for a variety of motor types and applications.
• High Output Current: With a maximum output current of 2A, this IC can drive motors with significant torque requirements.
• Flexible Step Resolution: The device offers step resolutions of 1, 1/2, 1/4, and 1/16, enabling precise control over motor movement.
• Half-Bridge Configuration: The half-bridge output configuration allows for efficient control of bipolar stepper motors and brushed DC motors.
• Surface-Mount Technology: The surface-mount package facilitates easy integration into compact and high-density designs.
• Parallel Interface: The parallel interface ensures fast and reliable communication with control systems.
• Low Supply Voltage: The LV8731V-MPB-H operates with a supply voltage range of 0V to 5.5V, allowing compatibility with a wide range of power supplies.
• Moisture Sensitivity Level 3: With an MSL of 3 (168 hours), the device is suitable for use in environments with moderate humidity levels.

LV8731V-MPB-H Applications

The LV8731V-MPB-H is ideal for a range of general-purpose motor control applications, including:

• Bipolar Stepper Motors: The device's ability to handle bipolar stepper motors makes it suitable for precision positioning systems, such as those found in CNC machines, 3D printers, and robotic arms.
• Brushed DC Motors: Its compatibility with brushed DC motors allows it to be used in applications like small electric vehicles, drones, and various consumer electronics.
• Industrial Automation: The wide load voltage range and high output current make it a reliable choice for industrial applications requiring robust motor control.
• Consumer Electronics: The LV8731V-MPB-H can be used in consumer electronics where compact size and high performance are critical, such as in portable devices and home appliances.

Conclusion of LV8731V-MPB-H

The LV8731V-MPB-H is a versatile and reliable motor driver IC that offers a wide range of technical specifications and performance benefits. Despite its obsolete status, it remains a valuable option for engineers and designers seeking a proven solution for driving bipolar stepper motors and brushed DC motors. Its wide load voltage range, high output current, and flexible step resolution make it suitable for a variety of applications, from precision positioning systems to industrial automation. The surface-mount package and parallel interface further enhance its integration capabilities, making it an ideal choice for compact and high-density designs.