MP3421GG-Z - Monolithic Power Systems Inc.

Manufacturer Part Number

MP3421GG-Z

Manufacturer

Monolithic Power Systems

Introduction

The MP3421GG-Z is a step-up, adjustable output voltage regulator specifically designed for power management applications. It utilizes a boost topology and is provided in a 14-PowerVFQFN package.

Product Features and Performance

Boost topology

Adjustable output voltage

Synchronous rectification for improved efficiency

High switching frequency of 600kHz

Operates over a wide input voltage range from 1.9V to 5.5V

Supports output voltages from 2.5V to 5.5V

High output current capacity up to 5.5A

Supports operating temperatures from -40°C to 125°C

Product Advantages

High efficiency due to synchronous rectifier

Compact 14-QFN (2x2) package suitable for space-constrained applications

Wide input and output voltage ranges provide flexibility in application usage

High-frequency operation allows for smaller external components

Key Technical Parameters

Voltage - Input (Min): 1.9V

Voltage - Input (Max): 5.5V

Voltage - Output (Min/Fixed): 2.5V

Voltage - Output (Max): 5.5V

Current - Output: 5.5A

Frequency - Switching: 600kHz

Operating Temperature: -40°C ~ 125°C

Quality and Safety Features

Built to operate reliably in extreme temperature conditions

Robust surface mount package enhances durability and long-term reliability

Compatibility

Compatible with a variety of applications requiring a boost voltage regulator

Flexible input and output specifications compatible with a broad range of operating voltages and loads

Application Areas

Portable consumer electronics

Battery-powered devices

Power banks

Wireless communication equipment

Product Lifecycle

The product status is active

Not nearing discontinuation, ensuring long-term availability

Replacements or upgrades are currently not required but may be considered depending on future technology developments

Several Key Reasons to Choose This Product

Optimal choice for high-efficiency requirements due to synchronous rectification technology

Suitable for portable devices given its high output current capacity and compact package

Reliable performance across a wide range of operating temperatures and input-output configurations

Enhanced durability supported by robust package and quality features

High switching frequency allows for the use of smaller, more cost-effective external components