LM81CIMT-3 - Texas Instruments

Manufacturer Part Number

LM81CIMT-3

Manufacturer

Texas Instruments

Introduction

LM81CIMT-3, by Texas Instruments, is a hardware monitor for power management with thermal management capabilities, designed to monitor hardware conditions such as temperature, fan speed, and voltage.

Product Features and Performance

Integrated hardware monitoring for temperature, fan speed, and voltage.

Internal and external temperature sensing from -40°C to 125°C.

Accuracy of ±3°C (Max) for reliable temperature monitoring.

Advanced ADC (Sigma Delta) topology for precise measurements.

Comparator and Register Bank for enhanced device functionality.

2-Wire SMBus output type for easy communication.

Output alarm and fan control features for system protection.

Product Advantages

High-temperature accuracy and range ensure system reliability under varying conditions.

Versatile output options for comprehensive system monitoring and control.

Low voltage supply requirements (2.8V to 3.8V) accommodate various power environments.

Surface mount package facilitates easy integration into designs.

Key Technical Parameters

Sensing Temperature Range: -40°C to 125°C

Accuracy: ±3°C (Max)

Voltage Supply: 2.8V to 3.8V

Operating Temperature: -40°C to 125°C

Package: 24-TSSOP

Quality and Safety Features

Extensive temperature range and high accuracy contribute to system safety.

Built-in alarm functionality for immediate fault detection.

Compatibility

2-Wire SMBus interface supports widespread communication standards.

Surface mount 24-TSSOP package widely compatible with standard PCB technology.

Application Areas

Server and PC thermal management.

Industrial system temperature and fan speed control.

Power supply units monitoring.

Electronic system hardware monitoring for over-temperature protection.

Product Lifecycle

Obsolete status indicates discontinuation.

Potential for limited availability, with recommendations to seek replacements or upgrades.

Several Key Reasons to Choose This Product

High accuracy and wide temperature sensing range for reliable monitoring.

Integrated fan speed control and output alarms enhance system protection.

Low power consumption suitable for various applications.

Direct communication through 2-Wire SMBus for easy integration.

Texas Instruments' reputation for quality and long-term reliability.