MPQ4488BGU-FD-AEC1-Z

Special Purpose Regulators Overview

The MPQ4488BGU-FD-AEC1-Z is a three-output synchronous buck switching voltage regulator manufactured by Monolithic Power Systems. Designed for automotive applications, it operates within an input voltage range of 6 V to 36 V and delivers up to 6 A per channel. The device integrates three independent regulators with fixed output voltages of 5.1 V, 5.17 V, and 5.3 V. It features a high switching frequency of 2.2 MHz and low quiescent current of 1 mA. Packaged in a QFN-26 format, it supports operation from -40°C to +125°C and holds AEC-Q100 qualification.

Special Purpose Regulators Feature Summary

• Integrates three independent synchronous buck converters for multi-rail power distribution
• Supports wide input voltage ranges suitable for automotive load dump conditions
• High switching frequency enables the use of compact external passive components
• Qualified for automotive reliability standards with extended temperature coverage

Special Purpose Regulators Applications

• Automotive infotainment systems requiring multiple regulated rails
• Digital cockpit modules and instrument clusters
• Advanced driver assistance system (ADAS) power distribution units
• Telematics control units and gateway modules

Special Purpose Regulators Procurement Notes

Verify component authenticity through authorized MPS distributors or certified partners. Confirm the specific suffix FD indicates the correct pinout configuration for your PCB layout. Ensure compliance with RoHS directives and automotive quality standards before integration into production designs.

Special Purpose Regulators Selection Notes

Select this component when designing systems requiring three distinct voltage rails from a single controller. It is appropriate for applications needing high current density and wide input voltage tolerance. Consider thermal management requirements due to the integrated nature of the three channels within the QFN package.

Special Purpose Regulators Part Context

This part belongs to the MPQ4488T series of automotive-grade power management ICs. It serves as a specialized solution for complex vehicle electronics that require efficient power conversion across multiple domains. The series is engineered to meet the stringent durability and performance demands of modern automotive environments.

Special Purpose Regulators Replacement Considerations

Official documentation recommends MPQ4488BGU-AEC1-Z or MPQ4488BGU-FD-AEC1Z as recommended replacements for new designs.