Product Overview: TMP451HQDQWRQ1 - Texas Instruments

The TMP451HQDQWRQ1 is a high-precision temperature sensor with an integrated overtemperature alert function, designed and manufactured by Texas Instruments. This advanced sensor is part of TI's automotive-grade product offerings, tailored to meet the stringent quality and reliability standards required for use in the automotive industry. It is particularly well-suited for applications requiring accurate temperature monitoring, such as engine control units, infotainment systems, and battery management systems in electric and hybrid vehicles.

Key Features

• High Accuracy: The TMP451HQDQWRQ1 offers a remarkable temperature sensing accuracy of ±1°C from -40°C to +125°C, ensuring precise temperature readings vital for system performance and safety.
• Built-In Alert Function: The integrated overtemperature alert function can be programmed to trigger an interrupt when the temperature exceeds a specified threshold, providing an immediate response to critical conditions.
• Low Power Consumption: Designed for energy efficiency, this sensor operates with a low supply voltage range from 2.7V to 5.5V, making it ideal for battery-powered applications.
• Digital Output: It features a two-wire SMBus/I²C-compatible serial interface, which allows for easy integration into existing digital systems without the need for complex circuitry.
• Small Form Factor: The device comes in a compact WSON-8 package, facilitating integration into space-constrained automotive applications.

Applications

The TMP451HQDQWRQ1's robust design and high accuracy make it an excellent choice for a variety of automotive applications, including:

• Engine Control Units (ECUs)
• Infotainment Systems
• Powertrain Systems
• Climate Control Systems
• Battery Management Systems for EVs and HEVs

With its high precision, reliability, and versatile features, the TMP451HQDQWRQ1 from Texas Instruments stands out as a superior temperature sensing solution for automotive systems where performance and safety are paramount.