MPQ3386DR-AEC1-LF-Z

Overview

The MPQ3386DR-AEC1-LF-Z is an automotive-grade white LED driver IC manufactured by Monolithic Power Systems. It utilizes a boost topology to drive up to six series-connected white LEDs. The device operates within an input voltage range of 4.5 V to 25 V and supports a switching frequency of 1.25 MHz. It is housed in a QFN-24 package and is qualified under AEC-Q100 standards for reliability in automotive environments. The component functions effectively across a wide temperature range from -40°C to +125°C, ensuring stable performance in demanding applications.

Feature Summary

• AEC-Q100 qualified for automotive reliability requirements
• Integrated boost converter topology for efficient LED driving
• Supports multiple output channels for series LED strings
• Wide operating temperature range suitable for harsh environments

Applications

• Automotive exterior lighting systems
• White LED illumination circuits
• Vehicle interior ambient lighting
• High-reliability automotive electronic modules

Procurement Notes

Verify the complete part number including suffixes such as LF-Z and AEC1 to ensure correct packaging and automotive qualification status. Confirm that the specific revision matches the design requirements for input voltage and thermal performance. Cross-reference with official manufacturer documentation to validate RoHS compliance and lead-free specifications before finalizing procurement orders.

Selection Notes

Select this component when designing automotive lighting systems requiring a robust boost driver for multiple series LEDs. Ensure the application input voltage falls within the specified 4.5 V to 25 V range. Consider the QFN-24 package constraints for thermal management and PCB layout. Verify that the required switching frequency and current capabilities align with the specific LED string configuration and efficiency targets.

Part Context

This device belongs to the MPQ3386 family of LED drivers designed specifically for automotive applications. It integrates power switches and control logic into a single compact solution. The family focuses on providing high efficiency and reliability for vehicle lighting. The AEC-Q100 certification distinguishes it from general-purpose industrial counterparts, ensuring suitability for strict automotive quality standards.

Replacement Considerations

Consult official MPS substitution guides for verified alternatives. Check for pin-compatible options within the same product family that may offer different thermal or electrical characteristics. Ensure any substitute maintains AEC-Q100 qualification if automotive use is required.