MPQ4262GQVE-0001-AEC1-Z

Overview

The MPQ4262GQVE-0001-AEC1-Z is a Monolithic Power Systems automotive-grade Buck-Boost switching regulator designed for high-power applications. It features an input voltage range of 3.6 V to 36 V and delivers up to 5 A output current with adjustable output voltages from 1 V to 36 V. The device integrates low-side MOSFETs and includes an I²C interface for configuration. Key electrical parameters include a quiescent current of 775 uA, operating frequency of 580 kHz, and load regulation of 2%. It operates within a temperature range of -40°C to +150°C and is housed in a QFN-20 package.

Feature Summary

• Buck-Boost topology supporting wide input and output voltage ranges
• Integrated I²C interface for digital control and monitoring
• Automotive qualification compliant with AEC-Q100 standards
• High thermal performance suitable for extreme operating temperatures

Applications

• Automotive infotainment systems
• ADAS sensor power supplies
• Vehicle lighting control modules
• Telematics units

Procurement Notes

Verify the specific suffix 'AEC1-Z' against the official MPS datasheet to confirm automotive grade compliance and pinout compatibility. Ensure the QFN-20 package footprint matches the PCB design guidelines provided in the manufacturer's documentation. Cross-reference the Mouser part number 946-MPQ4262GQVE0001Z for accurate sourcing details.

Selection Notes

Select this component when a single-stage solution is required for both step-up and step-down conversion in automotive environments. The integrated I²C interface allows for precise voltage adjustment and system monitoring. Consider the 5 A output capability and 36 V maximum input rating to ensure adequate headroom for transient loads and supply variations.

Part Context

This part belongs to the MPQ4262 series of synchronous Buck-Boost converters from Monolithic Power Systems. It is specifically engineered for automotive electronics requiring robust power management under varying battery conditions. The QFN-20 package provides efficient thermal dissipation for high-current applications.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.