MPQ4272GVE-0000-AEC1-P

Overview

The MPQ4272GVE-0000-AEC1-P is a dual synchronous buck converter from Monolithic Power Systems, designed for automotive power delivery applications. It operates with an input voltage range up to 36V and provides two independent outputs, each capable of delivering 3A. The device features an I2C interface for configuration and control. Key electrical parameters include a switching frequency of 2.1MHz, a quiescent current of 300uA, and an adjustable output voltage range from 1V to 21V. It is qualified under AEC-Q100 standards and supports operating temperatures from -40°C to +150°C.

Feature Summary

• Dual-channel architecture providing independent 3A outputs for flexible power distribution
• I2C digital interface enabling precise programmability and system monitoring
• Automotive-grade qualification ensuring reliability in harsh environments
• High-frequency operation allowing for compact passive component selection

Applications

• Automotive infotainment systems requiring multiple regulated rails
• Digital cockpit modules needing isolated or synchronized power sources
• ADAS sensor hubs demanding stable low-noise power delivery
• Vehicle gateway controllers utilizing I2C-configurable power management

Procurement Notes

Verify the specific suffix code against official MPS documentation to confirm pinout and feature set variations. Ensure the ordering part number matches the required automotive grade and package type. Cross-reference the datasheet revision date to validate parameter accuracy before integration into design specifications.

Selection Notes

Select this component when dual independent buck converters are required within a single footprint. The I2C interface is suitable for systems needing dynamic voltage adjustment or status reporting. Consider the 36V input tolerance and high junction temperature rating for robust automotive performance. Evaluate thermal dissipation requirements based on the QFN-21 package and load conditions.

Part Context

This part belongs to the MPQ4272 series of dual synchronous step-down converters. It is specifically engineered for automotive applications, distinguishing it from industrial counterparts through its AEC-Q100 qualification. The series emphasizes digital control via I2C, offering advantages over analog-only regulators in complex power architectures.

Replacement Considerations

Consult MPS official substitution guides for verified alternatives. Generic equivalents may lack the specific I2C command set or automotive qualification required for this application.