LT3741IFE#PBF - Analog Devices Inc.

Manufacturer Part Number

LT3741IFE#PBF

Manufacturer

Analog Devices

Introduction

Switching controller for efficient DC-DC power conversion

Product Features and Performance

High performance step-down switching controller

Single output transistor driver

Buck topology for efficient voltage step-down

Synchronous rectification for improved efficiency

Clock synchronization for noise-sensitive applications

Compatible with a range of supply voltages (6V ~ 36V)

Adjustable switching frequency from 200kHz to 1MHz

Supports enabling, frequency control, and soft start for improved system performance

Operational across a wide temperature range (-40°C ~ 125°C [TJ])

Product Advantages

Optimized for power management tasks

Efficient energy conversion reduces heat and increases battery life

Synchronous rectifier minimizes power loss

Flexible frequency adjustment to match application requirements

Thermal performance enhanced by exposed pad packaging

Key Technical Parameters

Output Type: Transistor Driver

Function: Step-Down

Output Configuration: Positive

Number of Outputs: 1

Output Phases: 1

Voltage - Supply (Vcc/Vdd): 6V ~ 36V

Frequency - Switching: 200kHz ~ 1MHz

Synchronous Rectifier: Yes

Clock Sync: Yes

Control Features: Enable, Frequency Control, Soft Start

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

Mounting Type: Surface Mount

Package / Case: 20-TSSOP Exposed Pad

Supplier Device Package: 20-TSSOP-EP

Base Product Number: LT3741

Quality and Safety Features

Designed to meet industry-standard specifications

Robust thermal management via exposed pad packaging

Operational reliability across broad temperature ranges

Compatibility

Surface mount technology compatible with modern PCB assembly

Compatible with a wide range of supply voltages for diverse applications

Application Areas

Industrial power systems

Automotive electronics

Telecommunications equipment

Portable and battery-powered devices

Computing and data systems

Product Lifecycle

Active product status, no reported discontinuation

Future replacements or upgrades may become available

Several Key Reasons to Choose This Product

Flexibility to be used in a wide range of input voltages (6V to 36V)

Ability to fine-tune switching frequency (200kHz to 1MHz) for specific applications

High-temperature operation suitable for challenging environments

Energy-efficient with synchronous rectification feature

Ease of integration with surface mount technology

Enhanced system performance through customizable control features (Enable, Frequency Control, Soft Start)