LV8747TA-2H

Overview

The LV8747TA-2H is a bipolar motor driver manufactured by onsemi, designed for stepping motor applications. It integrates PWM constant-current control and switching regulator controller functions within a single Bi-CMOS parallel architecture. The device is housed in a 64-pin TQFP package with dimensions of 7x7 mm. It supports a voltage range of 0 to 5V and is engineered for precise motion control tasks requiring integrated power management and drive capabilities.

Feature Summary

• Integrates PWM constant-current control for stepping motors
• Includes switching regulator controller functionality
• Utilizes Bi-CMOS parallel technology for efficient operation

Applications

• Stepping motor drive systems
• Motion control units
• Integrated motor driver modules

Procurement Notes

Verify current availability status as the component may be discontinued or subject to specific ordering requirements. Confirm package type and pin configuration against design specifications. Ensure compatibility with existing thermal management solutions given the TQFP-64 form factor. Check for alternative sources if original manufacturing supply is limited.

Selection Notes

Select this component for designs requiring integrated stepper motor driving with built-in current regulation. The Bi-CMOS process offers a balance of speed and power handling. Consider the 64-pin footprint for PCB layout constraints. Evaluate thermal performance requirements for the enclosed package style in high-duty cycle applications.

Part Context

This part belongs to onsemi's motor driver portfolio, specifically targeting bipolar stepper motors. It combines drive electronics with regulation control to simplify system architecture. The TQFP-64 package allows for compact integration in space-constrained industrial and consumer electronic devices requiring reliable motion control.

Replacement Considerations

LV8747TA-NH is a confirmed substitute part number for this component.