MPQ4242GVE-0000-AEC1-Z

Overview

The MPQ4242GVE-0000-AEC1-Z is a dual synchronous buck converter from Monolithic Power Systems, designed for automotive power delivery applications. It features an I2C interface for configuration and monitoring. The device supports an input voltage range of 4 V to 36 V with two independent outputs capable of delivering up to 3 A each. Operating within a temperature range of -40 °C to +150 °C, it holds AEC-Q100 qualification. The converter integrates a fixed switching frequency of 2.1 MHz and utilizes a QFN-21 package for compact surface-mount installation.

Feature Summary

• Dual-channel synchronous buck topology providing independent regulated outputs
• Digital control via I2C interface for programmable parameters
• Automotive-grade reliability with extended high-temperature operation capability

Applications

• Automotive infotainment system power distribution
• Telematics unit voltage regulation
• ADAS sensor module power supply

Procurement Notes

Verify the complete part number including suffixes against official MPS documentation to ensure correct configuration. Confirm that the specific ordering code matches the required electrical specifications and packaging type. Cross-reference the manufacturer datasheet for accurate pinout and thermal requirements before integration into the design.

Selection Notes

Select this component when a dual-output solution with digital control is required for automotive environments. Ensure the application demands an input voltage compatible with the 4 V to 36 V range. Verify that the 3 A per channel current rating meets the load requirements and that the I2C interface aligns with the system controller capabilities.

Part Context

This device belongs to the MPQ42xx series of automotive power management ICs. It complements other MPS solutions by offering integrated digital control in a small form factor. The series targets modern vehicle architectures requiring efficient, configurable power rails for complex electronic loads.

Replacement Considerations

Consult the MPS official cross-reference guide for verified substitute part numbers. Do not assume functional equivalence with generic dual buck converters without verifying pin compatibility and electrical specifications.