LT8611IUDD#TRPBF - Analog Devices Inc.

Manufacturer Part Number

LT8611IUDD#TRPBF

Manufacturer

Analog Devices

Introduction

High efficiency, synchronous step-down switching regulator

Product Features and Performance

Supports input voltage range from 3.4V to 42V

Adjustable output voltage ranging from 0.97V to 40V

Maximum output current of 2.5A

Switching frequency adjustable between 200kHz and 2.2MHz for flexible design

Synchronous rectification for improved efficiency

Capable of operating with a small inductor at high switching frequencies

Product Advantages

Highly efficient with fast load response

Low dropout under all conditions

Robust thermal performance and reliability

Key Technical Parameters

Voltage - Input (Min): 3.4V

Voltage - Input (Max): 42V

Voltage - Output (Min/Fixed): 0.97V

Voltage - Output (Max): 40V

Current - Output: 2.5A

Frequency - Switching: 200kHz ~ 2.2MHz

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

Quality and Safety Features

Overvoltage and overtemperature protection

Thermally enhanced 24-WFQFN exposed pad package for better cooling

Stable operation with ceramic and tantalum capacitors

Compatibility

Surface mount compatible with 24-QFN (3x5) package

Compatible with high-switching-frequency applications

Application Areas

Automotive electronics

Industrial power supplies

Telecommunications equipment

Portable devices

Datacom and Telecom systems

Product Lifecycle

Currently active product with no signs of nearing discontinuation

Several Key Reasons to Choose This Product

High reliability across a wide input voltage range suitable for variable power sources

Low quiescent current for power saving

Flexible switching frequency options allow optimization for efficiency or component size

Synchronous rectification enhances efficiency particularly in low output voltage applications

The high-temperature operation makes it suitable for harsh environments

Adaptable to diverse applications due to its adjustable output voltage