Product Overview: Texas Instruments TMP431ADGKR

The Texas Instruments TMP431ADGKR is a precision temperature monitor with a built-in local temperature sensor and a remote temperature sensor interface. This advanced sensor is designed for applications that require accurate temperature monitoring and control, such as computer servers, telecommunications equipment, and industrial systems.

Key Features

• Accuracy: The TMP431ADGKR provides high accuracy with a typical local temperature sensing accuracy of ±1°C and remote temperature sensing accuracy of ±1°C over a wide temperature range.
• Remote Temperature Sensing: It supports remote temperature sensing by interfacing with a diode-connected transistor, typically a low-cost, NPN or PNP type, which can be located on a processor die or another IC.
• Programmable Alert Function: The device includes programmable overtemperature and undertemperature alert functions, which can trigger an external interrupt to the host system when temperature thresholds are exceeded.
• Two-Wire Interface: It features an SMBus two-wire serial interface for easy integration into existing systems, providing flexibility for system design and upgrades.
• Supply Voltage Range: The TMP431ADGKR operates from a supply voltage range of 3.0V to 5.5V, making it versatile for various applications.

Package and Temperature Range

The device comes in an 8-pin MSOP (Micro Small Outline Package) that is designed for space-constrained applications. It operates over a temperature range of −40°C to +125°C, accommodating a broad spectrum of environmental conditions.

Applications

• Server and Networking Equipment
• Desktop and Notebook Computers
• Industrial and Medical Equipment
• Embedded Systems
• Power Management Systems

The TMP431ADGKR temperature monitor from Texas Instruments is a reliable and precise solution for monitoring and controlling system temperatures. Its combination of accuracy, flexibility, and small package size makes it an ideal choice for a wide range of applications where temperature management is critical.