LM74801QDRRRQ1 - Texas Instruments

Manufacturer Part Number

LM74801QDRRRQ1

Manufacturer

Texas Instruments

Introduction

The LM74801QDRRRQ1 is a power management integrated circuit (PMIC) designed for ORing applications, primarily in redundant power supplies.

Product Features and Performance

N+1 ORing Controller optimized for redundant power system configurations

Utilizes N-Channel FETs for ORing operation

Supports a wide input voltage range from 3V to 65V

Provides fast ON and OFF delay times (2.6 µs ON, 500 ns OFF) for quick switching

Maximum output current capability of 5A

Low supply current requirement of 413 µA

Operating temperature range from -40°C to 125°C, suitable for automotive environments

Product Advantages

Enhanced reliability in power systems through redundancy

Broad voltage compatibility allows use in varied applications

Quick response times improve system performance under fault conditions

Low power consumption increases overall system efficiency

Automotive-grade qualification ensures high-reliability standards

Key Technical Parameters

FET Type: N-Channel

Ratio Input:Output: 1:1

Internal Switch(s): No

Delay Time ON: 2.6 µs

Delay Time OFF: 500 ns

Current Output (Max): 5A

Current Supply: 413 µA

Voltage Supply: 3V ~ 65V

Quality and Safety Features

Meets AEC-Q100 automotive qualification standards

Designed for robust operation in harsh environments

Compatibility

Compatible with a wide range of N-Channel MOSFETs

Flexible for use in various redundant power supply designs

Application Areas

Redundant power supplies in automotive applications

Industrial power systems requiring high reliability

Telecommunication infrastructure with critical uptime requirements

Product Lifecycle

Currently in the Active phase with no near-term discontinuation expected

Future replacements or upgrades will adhere to similar quality standards and feature improvements

Several Key Reasons to Choose This Product

High reliability and compatibility with automotive standards (AEC-Q100 qualification)

Flexible voltage range and fast switching capabilities enhance system performance

Low power consumption for efficient operation

Supports a wide range of applications with its broad operating temperature and voltage compatibility

Active product lifecycle status ensures long-term availability and support