MPQ6612AGLE-D-AEC1-Z

Overview

The MPQ6612AGLE-D-AEC1-Z is an automotive-grade H-bridge DC motor driver manufactured by Monolithic Power Systems. It operates on a supply voltage range of 4V to 40V and delivers a continuous output current of 5A. The device features integrated current sense capabilities for precise control. It supports a switching frequency of 200kHz and includes a 5V output regulator. The component is designed for junction temperatures ranging from -40°C to +125°C and is housed in a QFN-18 surface-mount package with a power dissipation rating of 2.6W.

Feature Summary

• Integrated H-bridge topology for reversible motor drive applications
• Built-in current sensing functionality for accurate load monitoring
• Automotive qualification ensuring reliability in harsh environments
• Internal 5V regulator supporting auxiliary circuit requirements

Applications

• Reversible DC motor control systems
• Stepper motor winding drive circuits
• Automotive actuator management modules
• General purpose bipolar motor driving interfaces

Procurement Notes

Verify the specific suffix designation D versus GLE when sourcing replacements, as these indicate distinct pinout or thermal configurations within the MPQ6612 family. Confirm AEC1 automotive qualification status matches project requirements. Ensure the QFN-18 footprint compatibility with existing PCB layouts. Check for RoHS compliance documentation consistent with regional regulations. Validate that the selected variant aligns with the intended current sense sensitivity specifications.

Selection Notes

Select this component when designing automotive motor control systems requiring bidirectional drive capability. The integrated current sense feature simplifies protection circuitry design compared to basic bridge drivers. Consider the 40V maximum supply limit for compatibility with standard automotive electrical architectures. The wide operating temperature range supports deployment in under-hood or exterior vehicle locations. Evaluate the 200kHz switching frequency against electromagnetic interference constraints for the target application.

Part Context

This part belongs to the MPQ6612 series of high-performance motor drivers from Monolithic Power Systems. The series includes variants such as the MPQ6612A and MPQ6612AGLE optimized for different automotive grade requirements. The MPQ6612AGLE-D-AEC1-Z represents a specific configuration within this family tailored for robust automotive integration. It shares core architectural similarities with other members while offering specific interface and packaging attributes defined by its unique suffix.

Replacement Considerations

MPQ6612AGLE-AEC1-Z

FAQ

What is the primary function of the current sense feature in this driver?

The integrated current sense allows for precise monitoring of the motor load current, enabling overcurrent protection and efficient closed-loop control strategies without external sensing resistors.

Can this driver operate with stepper motors?

Yes, the H-bridge configuration allows it to drive one winding of a stepper motor, in addition to standard reversible DC motors.