MAX640ESA - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX640ESA

Manufacturer

Analog Devices

Introduction

MAX640ESA is a step-down (buck) DC-DC switching regulator designed for power management applications.

Product Features and Performance

Buck topology

Adjustable output voltage

Single output channel

Input voltage range from 4V to 11.5V

Output voltage range from 1.3V (min/fixed) to 11.5V (max)

225mA output current capability

Operating temperature from -40°C to 85°C

Surface mount 8-SOIC package

Product Advantages

High efficiency due to step-down configuration

Suitable for battery-operated devices due to low input voltage capability

Versatile output for various circuit needs

Extended operating temperature range for harsh environments

Compact SOIC package for space-constrained applications

Key Technical Parameters

Voltage - Input (Min): 4V

Voltage - Input (Max): 11.5V

Voltage - Output (Min/Fixed): 1.3V (3.3V)

Voltage - Output (Max): 11.5V

Current - Output: 225mA

Operating Temperature: -40°C to 85°C

Quality and Safety Features

Built-in thermal protection

Industry-standard package for reliability

Compatibility

Compatible with various applications requiring an adjustable output

Fits 8-SOIC footprint on PCBs

Application Areas

Power supply modules

Battery-operated devices

Portable electronics

Embedded systems

Industrial controls

Product Lifecycle

Obsolete product status

Replacements or upgrades may be available (check manufacturer's latest product offerings)

Several Key Reasons to Choose This Product

Obsolescence provides an opportunity for last-time buys or system redesigns

Flexible input and output voltage ranges for different power needs

Stable power regulation for sensitive electronics

Robust operation in a wide temperature range

Industry-standard surface mount package for easy integration into existing designs