MP6615GQKT-Z

Overview

The MP6615GQKT-Z is a monolithic H-bridge motor driver manufactured by Monolithic Power Systems. It supports supply voltages up to 45V and integrates low RDS(on) MOSFETs for efficient power delivery. The device features an internal translator for simplified interface control, eliminating the need for external logic. Designed for automotive applications, it holds AEC-Q100 qualification. The component operates within a temperature range of -40°C to +125°C and is available in a compact QFN package.

Feature Summary

• Integrates an internal step/dir translator for direct microcontroller interfacing
• Features low on-resistance power MOSFETs for high efficiency
• Includes comprehensive protection mechanisms against thermal and electrical faults

Applications

• Automotive seat adjustment actuators
• Power window and sunroof motors
• Electronic parking brake systems
• HVAC blend door actuators

Procurement Notes

Verify the specific suffix 'Z' indicates lead-free compliance and RoHS adherence according to the manufacturer's current documentation. Confirm that the 'GQKT' designation matches the required pin configuration and package type for your PCB layout. Ensure the application environment meets the AEC-Q100 grade requirements if automotive reliability is mandated. Cross-reference the datasheet revision date to ensure compatibility with latest design guidelines.

Selection Notes

Select this driver when a single-chip solution for unidirectional or bidirectional DC motor control is required in space-constrained designs. It is suitable for applications needing integrated logic translation to reduce component count. Consider this part for automotive environments requiring robust thermal performance and high voltage tolerance. Evaluate the current handling capabilities against the specific motor load requirements before finalizing the selection.

Part Context

This component belongs to the MPS MP66xx series of motor drivers, which are optimized for automotive body electronics. The series focuses on integrating power stages with control logic to simplify system design. The MP6615 variant specifically targets H-bridge applications requiring moderate current levels and high reliability standards typical in modern vehicle architectures.

Replacement Considerations

Check for MP6615 variants with different suffixes for packaging options. Verify functional compatibility with existing MP6615A or MP6615B revisions if substituting older stock. Ensure pinout compatibility with legacy designs using similar H-bridge drivers from other manufacturers.