MAX17543ATP+T - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX17543ATP+T

Manufacturer

Analog Devices

Introduction

The MAX17543ATP+T from Analog Devices is a high-efficiency, Himalaya series, synchronous step-down DC-DC switching regulator designed for a wide range of applications. It operates across a 4.5V to 42V input voltage range with an adjustable output voltage from 0.9V to 37.8V, suitable for diverse power conversion needs.

Product Features and Performance

Synchronous step-down regulator topology for improved efficiency

Wide input voltage range from 4.5V to 42V support versatile applications

Adjustable output voltage from 0.9V to 37.8V for tailored power solutions

Output current capability up to 2.5A for driving moderate loads

Frequency switching range from 100 kHz to 2.2 MHz allows flexibility in designing SMPS circuits

Integrated synchronous rectifier to reduce power loss

Operates efficiently at -40°C to 125°C (TJ), ensuring reliability over a broad temperature range

Product Advantages

High efficiency reduces power loss and heat dissipation

Wide input and adjustable output cater to a variety of power needs

Broad switching frequency range allows for optimal balance between efficiency and component size

Thermal and current over-load protection enhance safety and durability

Key Technical Parameters

Voltage Input (Min): 4.5V

Voltage Input (Max): 42V

Voltage Output (Min/Fixed): 0.9V

Voltage Output (Max): 37.8V

Current Output: 2.5A

Frequency Switching: 100kHz ~ 2.2MHz

Operating Temperature: -40°C ~ 125°C (TJ)

Quality and Safety Features

Built-in thermal shutdown and over-current protection mechanisms safeguard the device and its loads from damage

Synchronous rectification enhances efficiency and minimizes thermal load

Compatibility

Compatible with a variety of capacitive and inductive loads due to its flexible output parameters

Can be used in designs requiring surface mount technology with its 20-WFQFN exposed pad package

Application Areas

Automotive systems

Industrial power supplies

Portable electronics

Networking and telecom equipment

Product Lifecycle

Currently Active, with no immediate indication of discontinuation. Replacements and upgrades continually developed by Analog Devices for future needs.

Several Key Reasons to Choose This Product

High efficiency and flexible design parameters simplify power supply designs

Wide input voltage range and adjustable output voltage accommodate multiple applications

Compact 20-TQFN package saves space in critical designs

Extended operating temperature range (-40°C ~ 125°C) for reliability in harsh environments

Analog Devices' reputation for quality and long-term reliability in power management solutions