MP2147GD-Z

Voltage Regulators - DC DC Switching Regulators Overview

The MP2147GD-Z is a synchronous step-down switcher from Monolithic Power Systems, housed in a QFN-12 (2x3mm) package. It operates with an input voltage range of 2.8V to 5.5V and delivers up to 4A of continuous output current. The device features a fixed 1.2MHz switching frequency and supports adjustable output voltages from 600mV to 5.5V. Key electrical specifications include a quiescent current of 40µA and a feedback accuracy of 1%. It functions within a temperature range of -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Employs constant on-time (COT) control architecture for rapid transient response and simplified loop stability.
• Integrates internal power MOSFETs with low on-resistance to minimize external component count.
• Includes comprehensive protection mechanisms such as cycle-by-cycle overcurrent protection and thermal shutdown.

Voltage Regulators - DC DC Switching Regulators Applications

• Solid State Drives (SSD)
• Hard Disk Drives (HDD)
• High-performance Digital Signal Processors (DSP)
• Field Programmable Gate Arrays (FPGA)
• Point-of-load distribution systems

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix GD-Z against official manufacturer documentation to confirm packaging configuration and reel quantity. Ensure compatibility with required RoHS standards and surface-mount installation methods. Cross-reference the datasheet for precise pinout definitions and recommended external passive component values to guarantee circuit performance.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution is required for single-output applications needing up to 4A. The integrated MOSFET design reduces board space compared to discrete solutions. Consider the 1.2MHz frequency for balancing efficiency and filter size. Verify that the load requirements align with the specified thermal operating limits and input voltage constraints.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the MP2147 series of high-efficiency buck converters. It is designed for portable electronics and embedded systems requiring efficient power management. The series emphasizes small footprint and high current density, making it suitable for modern miniaturized devices where space and power efficiency are critical design constraints.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

MP2147GD-P is a confirmed substitute within the same product family. Both variants share identical electrical characteristics and pinouts. The primary distinction lies in the packaging format and reel quantity specifications. Validate that the alternative packaging meets the assembly line requirements before implementation.