LTC3785EUF - Analog Devices Inc.

Manufacturer Part Number

LTC3785EUF

Manufacturer

Analog Devices

Introduction

The LTC3785EUF is a high-performance DC DC Switching Controller designed to manage power conversion between multiple voltage levels in electronic systems.

Product Features and Performance

Supports Step-Up and Step-Down voltage conversion

Positive output configuration with Buck-Boost topology

Capable of driving Transistor outputs

Dual output channels with single output phase

Operating switch frequency ranges from 100kHz to 1MHz

Provides up to 99% duty cycle

Incorporates Synchronous Rectifier for efficiency

Features include Current Limit, Enable, and Soft Start

Product Advantages

High-efficiency conversion enhances power delivery and system reliability

Flexible voltage supply range from 2.7V to 10V supports various applications

High duty cycle maximizes power output

Key Technical Parameters

Voltage Supply: 2.7V ~ 10V

Frequency Switching: 100kHz ~ 1MHz

Duty Cycle (Max): 99%

Output Type: Transistor Driver

Operating Temperature: -40°C to 85°C

Quality and Safety Features

Engineered to operate reliably in a wide temperature range of -40°C to 85°C

Current limit feature protects against overcurrent conditions

Soft start function reduces inrush current, enhancing safety

Compatibility

Designed to be surface-mounted, compatible with automated PCB assembly techniques

24-WFQFN Exposed Pad package ensures compatibility with standard QFN footprints

Application Areas

Telecom infrastructure

Portable and battery-powered equipment

Automotive and industrial systems

Mixed voltage systems integration

Product Lifecycle

Obsolete status indicates no longer manufactured

Prioritize seeking replacement or upgrade solutions for newer designs

Several Key Reasons to Choose This Product

Versatile power management capability from 2.7V to 10V supply

High 99% duty cycle for efficient power usage

Comprehensive safety features including over-current protection and thermal management

Suitable for a broad range of industrial, automotive, and telecom applications

Obsolescence status necessitates consideration for future-proof alternatives in new designs