MAX639ESA - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX639ESA

Manufacturer

Maxim Integrated

Introduction

The MAX639ESA is a high-efficiency, step-down, DC-DC switching regulator integrated circuit (IC) that provides an adjustable output voltage from a wide input voltage range.

Product Features and Performance

Adjustable output voltage from 1.3V to 11.5V

Wide input voltage range of 4V to 11.5V

Maximum output current of 225mA

High efficiency up to 95%

Synchronous rectification for improved efficiency

Thermal shutdown and overcurrent protection

Product Advantages

Compact 8-SOIC package

Wide operating temperature range of -40°C to 85°C

Adjustable output voltage for flexible design

High efficiency for power-saving applications

Comprehensive protection features for reliable operation

Key Technical Parameters

Output Voltage Range: 1.3V to 11.5V

Input Voltage Range: 4V to 11.5V

Output Current: 225mA

Efficiency: Up to 95%

Switching Frequency: 150kHz

Package: 8-SOIC

Quality and Safety Features

Thermal shutdown protection

Overcurrent protection

RoHS non-compliant

Compatibility

The MAX639ESA is compatible with a wide range of electronic devices and systems that require a regulated and adjustable DC power supply.

Application Areas

Portable electronics

Industrial control systems

Telecommunications equipment

Automotive electronics

General-purpose power conversion

Product Lifecycle

The MAX639ESA is an active product and is currently available from Maxim Integrated. There are no immediate plans for discontinuation, and the product has a mature lifecycle with available replacements and upgrades as needed.

Several Key Reasons to Choose This Product

Wide input voltage range and adjustable output voltage for flexibility in design.

High efficiency up to 95% for power-saving applications.

Comprehensive protection features, including thermal shutdown and overcurrent protection, for reliable operation.

Compact 8-SOIC package for space-constrained designs.

Wide operating temperature range of -40°C to 85°C for use in diverse environments.