LM5181NGUR - Texas Instruments

Manufacturer Part Number

LM5181NGUR

Manufacturer

Texas Instruments

Introduction

The LM5181NGUR is a power management integrated circuit designed for voltage regulation.

Product Features and Performance

Step-Up/Step-Down functionality

Flyback topology

Fixed output voltage configuration

Single output

Wide input voltage range from 4.5V to 65V

Fixed 5V output voltage

Output current of 500mA

Switching frequency from 12kHz to 350kHz

Operates at temperatures from -40°C to 150°C

Non-synchronous rectifier

Product Advantages

High thermal performance with -40°C to 150°C operating range

Flexible input voltage suitable for various power sources

Simple design with minimal external components

AEC-Q100 qualified for automotive applications

Key Technical Parameters

Input Voltage (Min): 4.5V

Input Voltage (Max): 65V

Output Voltage (Min/Fixed): 5V

Output Current: 500mA

Switching Frequency: 12kHz ~ 350kHz

Operating Temperature Range: -40°C ~ 150°C

Quality and Safety Features

Automotive-grade reliability

Qualification to AEC-Q100 standards

Overtemperature and overcurrent protection features

Compatibility

Surface Mount compatible

Package / Case: 8-WDFN Exposed Pad

Supplier Device Package: 8-WSON (4x4)

Application Areas

Automotive electronics

Power supply modules

Industrial controls

Telecommunications equipment

Product Lifecycle

Active product status

Not indicated as nearing discontinuation

Replacements or upgrades should be sourced through manufacturer's documentation

Several Key Reasons to Choose This Product

Adherence to stringent automotive industry standards (AEC-Q100)

Wide range of input voltages accommodating diverse applications

High-temperature operation suited for harsh environments

Flexibility in power design with compact 8-WSON packaging

High reliability for critical systems with automotive grade rating