LTC4353IDE#TRPBF - Analog Devices Inc.

Manufacturer Part Number

LTC4353IDE#TRPBF

Manufacturer

Analog Devices

Introduction

The LTC4353 is a controller designed to regulate current sharing between N-Channel MOSFETs in applications where multiple power supplies are used in parallel.

Product Features and Performance

Controls N-Channel MOSFETs for current sharing

Quick response with ON delay time of 400 ns and OFF delay time of 300 ns

Low supply current demand of 1.5 mA

Wide operating voltage range from 2.9V to 18V

Designed to operate within a temperature range of -40°C to 85°C

Product Advantages

Enhances system reliability by equalizing the load between parallel power supplies

Minimizes need for external components due to integrated functionality

Efficient operation with low power consumption

Key Technical Parameters

Type: Current Sharing Controller

FET Type: N-Channel

Ratio Input:Output: 2:2

Delay Time ON: 400 ns

Delay Time OFF: 300 ns

Current Supply: 1.5 mA

Voltage Supply: 2.9V ~ 18V

Quality and Safety Features

Rigorous testing to ensure reliable operation under specified temperature ranges and power conditions

Compatibility

Suitable for use with N-Channel MOSFETs

Ideal for Surface Mount Technology (SMT) with a 16-WFDFN Exposed Pad package

Application Areas

Redundant Power Supplies

Telecom Infrastructure

Product Lifecycle

Currently active product status

Not nearing discontinuation and has stable supply availability

Several Key Reasons to Choose This Product

Rapid switching capability enhances performance in high-reliability systems

Ultra-low ON and OFF delay times improve responsiveness

Versatile voltage operation range allows for flexibility in multiple application settings

Low current consumption contributes to overall energy efficiency in systems