LV51144T-TE-F-E

Overview

The LV51144T is a dual-channel DC motor driver IC manufactured by onsemi. It integrates two H-bridge circuits capable of driving high-current loads, featuring built-in protection mechanisms such as overcurrent, thermal shutdown, and short-circuit protection. The device supports PWM speed control and direction control via simple digital logic inputs. Designed for automotive and industrial applications, it operates within a specified voltage range and utilizes a compact package to minimize board space while ensuring reliable performance in demanding environments.

Feature Summary

• Integrates dual H-bridge drivers for independent control of two DC motors or one stepper motor
• Includes comprehensive protection features like overcurrent detection and thermal shutdown
• Supports direct interface with standard logic controllers for easy integration
• Designed for robust operation in automotive and industrial environments

Applications

• Automotive power seat adjustment systems
• Industrial automation actuators
• HVAC fan and blower motor control

Procurement Notes

Verify the specific suffix TE-F-E against the official datasheet to confirm pinout and packaging details. Ensure compatibility with your system's voltage levels and current requirements before procurement. Check for RoHS compliance status if required by your manufacturing standards. Confirm lead times and availability through authorized distributors only.

Selection Notes

Select this component when dual-channel motor control is required in a compact form factor. Consider its current handling capabilities and protection features relative to your load specifications. Evaluate thermal management needs based on expected duty cycles and ambient temperatures. Compare with alternative drivers if higher channel counts or different control interfaces are needed.

Part Context

This part belongs to onsemi's automotive-grade motor driver portfolio, designed for reliability in harsh environments. It complements other single-channel drivers and complex multi-phase controllers in their lineup. The series focuses on integrating protection and control functions to simplify system design for OEMs in automotive and industrial sectors.

Replacement Considerations

Check for direct pin-to-pin replacements within the same family, such as variants with different suffixes indicating package or temperature grade changes. Verify functional equivalence if substituting with parts from other manufacturers, ensuring voltage, current, and protection feature alignment.