LTC4355IDE#PBF - Analog Devices Inc.

Manufacturer Part Number

LTC4355IDE#PBF

Manufacturer

Analog Devices

Introduction

The LTC4355 is a controller for N+1 ORing diode functions, ideal for power management applications requiring load sharing or redundancy.

Product Features and Performance

N+1 ORing Controller for N-Channel FETs

Supports 48V and -48V systems

Fast OFF delay time of 300 ns

Low quiescent current of 2 mA

Surface Mount, 14-WFDFN exposed pad package

Designed for -48V Distributed Power Systems and AdvancedTCA® Systems

Operates over a wide temperature range from -40°C to 85°C

Product Advantages

Provides more efficient diode function compared to Schottky diodes

Reduces power dissipation significantly, enhancing system reliability

Allows for high-density power system design

Supports both positive and negative supply voltages

Key Technical Parameters

Type: N+1 ORing Controller

FET Type: N-Channel

Ratio Input:Output: 2:1

Internal Switch(s): No

Delay Time OFF: 300 ns

Current Supply: 2 mA

Voltage Supply: 48V, -48V

Operating Temperature: -40°C ~ 85°C

Mounting Type: Surface Mount

Package / Case: 14-WFDFN Exposed Pad

Quality and Safety Features

Built for robust operation in demanding power systems

Ensures safe operation across varied environmental conditions

Compatibility

Compatible with a wide range of N-Channel MOSFETs

Application Areas

-48V Distributed Power Systems

AdvancedTCA® Systems

High availability systems requiring power redundancy

Telecommunications infrastructure

Product Lifecycle

Currently active

Not nearing discontinuation, ensuring long-term availability and support

Several Key Reasons to Choose This Product

Efficient load sharing and redundancy management in power systems

Significant power dissipation reduction benefits system reliability and performance

Broad compatibility expands its application across various system designs

Robust design ensures reliability across a wide temperature range and in demanding applications

Long product lifecycle ensures ongoing availability and support for future system designs