MPQ2167GD-Z

Voltage Regulators - DC DC Switching Regulators Overview

The MPQ2167GD-Z is an industrial-grade synchronous step-down switching regulator manufactured by Monolithic Power Systems. It supports an input voltage range of 2.7V to 6V and delivers up to 4A of output current. The device features a programmable switching frequency with a maximum rate of 2.2MHz, allowing for optimization of external component size and efficiency. It provides an adjustable output voltage starting from 0.606V through a single output configuration. Designed for robust performance, it operates within a junction temperature range of -40°C to 125°C and utilizes a compact 11-QFN (2x3mm) package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated synchronous rectification for high conversion efficiency across load conditions
• Programmable switching frequency capability to optimize inductor and capacitor selection
• Built-in protection mechanisms including thermal shutdown and overcurrent limiting

Voltage Regulators - DC DC Switching Regulators Applications

• Industrial control systems requiring stable power regulation
• Portable battery-powered equipment utilizing single-cell lithium-ion sources
• Embedded computing modules and communication infrastructure

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'Z' indicates RoHS compliance and halogen-free status as per manufacturer declarations. Confirm the package marking matches the 11-QFN specification. Ensure the order quantity aligns with standard reel packaging requirements defined by the supplier. Cross-reference the datasheet revision date to confirm technical accuracy before finalizing procurement specifications.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a 4A capacity buck converter is required for inputs up to 6V. The programmable frequency feature distinguishes it from fixed-frequency alternatives, offering design flexibility. Verify that the thermal dissipation capabilities of the 11-QFN package meet the application's heat management requirements under maximum load conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the MPQ2167 series of synchronous step-down regulators. It shares functional similarities with the MPQ2167GD-P variant but differs in packaging and qualification standards. The series targets applications needing high current density and efficient power management within compact form factors typical of modern electronic designs.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

The MPQ2167GD-AEC1-Z serves as an automotive-qualified alternative within the same family. Direct substitutes may include other MPS parts with identical pinouts and electrical characteristics, provided they meet the specific industrial grade and frequency programming requirements.