MP9942GJ-Z - Monolithic Power Systems Inc.

Manufacturer Part Number

MP9942GJ-Z

Manufacturer

Monolithic Power Systems

Introduction

The MP9942GJ-Z is a highly efficient, compact, synchronous step-down switching regulator designed for a wide range of applications.

Product Features and Performance

Synchronous buck regulator topology

Adjustable output voltage

Supports 2A continuous output current

Wide input voltage range from 4V to 30V

Adjustable output from 0.8V to 28.5V

Low RDS(on) internal power MOSFETs

High switching frequency of 410kHz

Thermal shutdown and short-circuit protection

Over-current protection

Under-voltage lockout

Product Advantages

High efficiency for power saving

Compact SOT-23-8 package saves board space

Stable operation with ceramic capacitors

Low quiescent current enhances battery life in portable applications

Enables a wide range of output voltages suitable for various devices

Key Technical Parameters

Input Voltage (Min): 4V

Input Voltage (Max): 30V

Output Voltage (Min/Fixed): 0.8V

Output Voltage (Max): 28.5V

Output Current: 2A

Switching Frequency: 410kHz

Operating Temperature Range: -40°C to 125°C

Quality and Safety Features

Thermal shutdown protection

Current limiting and short-circuit protection

Under-voltage lockout ensures stable operation

Compatibility

Operating with a wide range of input and output voltages provides compatibility with various circuit systems.

Application Areas

Power supply for microprocessors

Consumer electronics

Industrial control systems

Networking equipment

Power modules

Product Lifecycle

Status: Active

The product is not nearing discontinuation and replacements or upgrades are available.

Several Key Reasons to Choose This Product

Compact size conducive for space-constrained applications

High efficiency minimizes heat generation and energy loss

Wide input voltage range offers versatility across different applications

Protection features ensure reliability and longevity of the product

Monolithic Power Systems is known for high-quality power solutions