LTC3784EUFD#PBF - Analog Devices Inc.

Manufacturer Part Number

LTC3784EUFD#PBF

Manufacturer

Analog Devices

Introduction

High-performance power management integrated circuit for DC-DC conversion

Product Features and Performance

PolyPhase series with multiphase operation

Supports boost topology

Dual output controller

Wide input voltage range from 4.5V to 60V

High-frequency switching capable from 105kHz to 760kHz

Maximum duty cycle of 96%

Supports synchronous rectification

Features such as current limit, enable pin, frequency control, power good signal, and soft start functionality

Product Advantages

Highly efficient for step-up voltage applications

Capable of driving high-power applications due to high duty cycle

Precision control over switching frequency

Enhanced system reliability through built-in protection features

Key Technical Parameters

Step-Up (Boost) function

Positive output configuration

Two outputs and two output phases

Synchronous rectifier for improved efficiency

Operational over a wide temperature range of -40°C to 125°C

Quality and Safety Features

Built-in current limiting for overcurrent protection

Soft start feature to mitigate inrush current issues

Thermal shut down and power good signal for system monitoring and safety

Compatibility

Surface mount technology for compatibility with modern PCB assembly processes

28-WFQFN Exposed Pad package suitable for automated assembly

Mounting Type is Surface Mount

Application Areas

High-power LED lighting systems

Telecommunications and networking equipment

Industrial and automotive electronics

Battery-powered devices requiring high voltage output

Product Lifecycle

Active status, not indicated as nearing discontinuation

Availability of replacements or upgrades not specified

Key Reasons to Choose This Product

Designed for PolyPhase operation enabling scalability and power distribution

Flexibility in power design due to adjustable switching frequency

Wide input voltage range suitable for various power sources

Highly efficient for power conversion, leading to energy savings

Suitable for demanding environments with its wide operating temperature range

Ease of integration into systems with standard QFN packaging