MPQ7920GRM-0000-AEC1-P

Overview

The MPQ7920GRM-0000-AEC1-P is a 5V automotive PMIC featuring nine outputs: four synchronous buck converters and five LDOs. It operates within a 2.7V to 5.5V supply range and supports a junction temperature of -40°C to 125°C. The device utilizes a 2.2MHz switching frequency and is housed in a 26-QFN (3.5x4.5mm) package. Outputs include three programmable buck rails delivering up to 4.5A each, one fixed 2.5A buck, and five LDOs. It holds AEC-Q100 qualification for automotive reliability.

Feature Summary

• Integrates multiple power conversion topologies including synchronous buck regulators and low-dropout linear regulators within a single compact package.
• Designed specifically for automotive environments with robust thermal performance and compliance with strict automotive quality standards.
• Provides flexible output configurations through programmable voltage settings on specific high-current channels.

Applications

• Powering Mobileye EyeQ6L autonomous driving platforms
• Automotive Advanced Driver Assistance Systems (ADAS)
• Centralized vehicle electronic control units

Procurement Notes

Verify the complete part number against official Monolithic Power Systems documentation to ensure correct suffix alignment. Confirm that the specific ordering code matches the required pin configuration and packaging format. Cross-reference the datasheet revision history to validate current manufacturing status and any potential design changes before finalizing procurement specifications.

Selection Notes

Select this component when designing systems requiring a consolidated power solution for complex automotive processors. Ensure input voltage ranges align with the specified 2.7V to 5.5V limits. Evaluate thermal dissipation requirements based on the total load current across all nine outputs and the constraints of the 26-QFN package footprint.

Part Context

This device belongs to the MPQ7920 family of integrated power management ICs developed by Monolithic Power Systems. These components are engineered to replace discrete power solutions, reducing board space and simplifying assembly. The series targets high-performance computing applications in the automotive sector, offering integrated monitoring and sequencing capabilities.

Replacement Considerations

Consult official MPS substitution guides for verified alternatives. Generic cross-references may not match the specific pinout or electrical characteristics required for automotive safety certifications.

FAQ

What is the switching frequency of the MPQ7920?

The device operates at a fixed switching frequency of 2.2MHz.

Does this PMIC include internal voltage sequencers?

No, the standard MPQ7920 does not include an internal sequencer; it relies on external control or MCU integration for power-up timing.