MAX1843ETI+T - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX1843ETI+T

Manufacturer

Analog Devices

Introduction

High-efficiency, step-down DC-DC switching regulator for compact power solutions

Product Features and Performance

Buck topology for step-down voltage regulation

Adjustable output voltage

Programmable output voltage settings

Single output channel

High-frequency switching at 1MHz

Product Advantages

Synchronous rectification enhances efficiency

Compact 28-WFQFN package saves board space

Wide input voltage range accommodates various power sources

Thermal shutdown and over-current protection for safety and reliability

Key Technical Parameters

Input Voltage (Min): 3V

Input Voltage (Max): 5.5V

Output Voltage (Min/Fixed): 1.1V

Output Voltage Settings: 1.5V, 1.8V, 2.5V

Output Voltage (Max): 5.5V

Current Output: 2.7A

Switching Frequency: 1MHz

Quality and Safety Features

Thermal and over-current protection

Operating Temperature range of -40°C to 85°C

Compatibility

28-TQFN (5x5) suitable for surface mount applications

Application Areas

Portable devices

Battery-powered electronics

Communication equipment

Embedded systems

Product Lifecycle

Status: Active

Not currently nearing discontinuation

Replacements or upgrades information not specified

Several Key Reasons to Choose This Product

High efficiency for extended battery life

Versatile for a wide range of input voltages

Robust safety features built-in

Space-saving design ideal for compact electronic assemblies

Suitable for high-density power applications with its high-frequency operation