MP4423HGQ-Z - Monolithic Power Systems Inc.

Manufacturer Part Number

MP4423HGQ-Z

Manufacturer

Monolithic Power Systems

Introduction

High-efficiency step-down switching regulator for power management applications.

Product Features and Performance

Step-down (buck) topology for efficient voltage conversion

Adjustable output voltage from 0.8V to 32.4V

Maximum output current of 3A for robust power delivery

Input voltage range from 4V to 36V accommodating a wide range of sources

High-frequency switching at 410kHz enables compact component design

Integrated synchronous rectifier enhances efficiency

Operational over a wide temperature range from -40°C to 125°C

Surface mount 8-VDFN package for space-saving PCB design

Compatible with automated assembly processes using Tape & Reel packaging

Product Advantages

Versatile input range suitable for diverse applications

High output current supports demanding electronic loads

Synchronous rectification for improved efficiency and thermal performance

Adjustable output provides design flexibility

High operating frequency allows for smaller passive components

Key Technical Parameters

Output Voltage Range: 0.8V to 32.4V

Output Current: 3A

Input Voltage Range: 4V to 36V

Switching Frequency: 410kHz

Operating Temperature: -40°C ~ 125°C

Mounting Type: Surface Mount

Package/Case: 8-VDFN

Quality and Safety Features

Built-in thermal overload and short-circuit protection

High-reliability design to operate in extended temperatures

Compatibility

Suitable for use in a wide variety of electronic circuits requiring DC-DC conversion

Application Areas

Power supplies for telecommunications

Industrial systems

Commercial equipment

Automotive electronics

Consumer electronic devices

Product Lifecycle

Product Status: Active

No indicated discontinuation, ensuring availability for ongoing designs

Replacement and upgrade solutions available as technology progresses

Several Key Reasons to Choose This Product

Highly adaptable with a wide input voltage range and adjustable output voltage

High efficiency due to synchronous rectification technology

Reliable operation under a broad range of environmental conditions

Space-saving design with high switching frequency allowing smaller inductor and capacitor sizes

Robust power handling capability with a maximum output of 3A

Easy integration in automated PCB assembly processes, courtesy of Tape & Reel packaging

Strong brand reputation of Monolithic Power Systems for quality and performance