MPQ4425MGQBE-AEC1-Z

Overview

The MPQ4425MGQBE-AEC1-Z is an automotive-grade, synchronous step-down LED driver IC from Monolithic Power Systems. It features a 1.5 A output current capability and operates within a 4 V to 36 V input voltage range. The device utilizes a 2.2 MHz switching frequency and includes integrated PWM dimming control. Certified under AEC-Q100 standards, it supports junction temperatures from -40°C to +125°C. The component is housed in a QFN-13 package with wettable flank technology for enhanced solder joint reliability.

Feature Summary

• Integrated synchronous buck topology for high-efficiency power conversion
• Automotive qualification compliant with AEC-Q100 reliability standards
• Supports precise pulse-width modulation (PWM) dimming functions
• Wettable flank package design ensures robust surface-mount assembly

Applications

• Automotive exterior lighting systems
• Vehicle interior illumination modules
• High-power LED headlamp drivers
• Adaptive driving beam applications

Procurement Notes

Verify the specific suffix against official manufacturer documentation to confirm pinout compatibility and functional equivalence. Ensure that the wettable flank package requirements are met during PCB layout and assembly processes. Confirm that the selected variant aligns with the required channel count and dimming interface specifications for the target application.

Selection Notes

Select this component when designing circuits requiring automotive-grade reliability and high-current LED regulation. Consider the 1.5 A continuous output limit and the 36 V maximum input voltage when sizing external components. Evaluate the thermal performance characteristics relative to the expected ambient operating conditions and board copper area availability.

Part Context

This part belongs to the MPQ4425M series of high-efficiency LED drivers designed specifically for automotive environments. The series offers various configurations to support different channel counts and package types while maintaining consistent electrical performance metrics across the family lineup.

Replacement Considerations

MPQ4425AGQBE-AEC1-P

FAQ

What type of package does the MPQ4425MGQBE-AEC1-Z utilize?

It uses a QFN-13 package featuring wettable flank technology to improve solder joint visibility and reliability.

Is this component suitable for harsh automotive environments?

Yes, it is qualified according to the AEC-Q100 standard and operates reliably within a temperature range of -40°C to +125°C.