Sensors

Temperature sensors for any need

Easy and accurate temperature monitoring and protection

Our temperature sensors accelerate your design process by reducing hardware and software complexity compared to discrete sensors such as NTC thermistors or platinum RTDs and will help you innovate with high accuracy, low power consumption and small and flexible packaging options. Our temperature sensors are designed to overcome many common thermal efficiency limitations. Visit our design challenges and applications pages to learn more.

Digital temperature sensors

Single & multi-channel high-accuracy temperature sensors with I2C, SPI, UART or simple pulse count interfaces

  • ±0.1°C accuracy
  • Small-sized 0.8mm x 0.8mm package
  • Down to 4.2mW consumption

Analog temperature sensors

Highly linear, accurate and low-power voltage output temperature sensors

  • Linear output
  • Zero calibration
  • -55°C to 150°C sensing range

Temperature switches

Compact temperature comparators for simplifying over and under temperature detection

  • Temperature threshold detection
  • Built-in hysterisis
  • Multiple programming options

Linear thermistors

Industry's smallest, linear PTC thermistors designed as an NTC thermistor replacement

  • Linear across full temperature range
  • -40°C to 150°C
  • Standard 0402, 0603, TO-92S package

Featured temperature sensors

TMP117

16-bit temperature sensor with a resolution of 0.0078°C and an accuracy of up to ±0.1°C across the temperature range of -20°C to 50°C with no calibration

TMP61

Enhanced linearity and consistent sensitivity across the full temperature range and offered in a 2-pin X1SON package and a 2-pin TO-92S package

TMP236

±2.5°C analog output temperature sensor with 19.5mV/°C gain over the full –40°C to +150°C temperature range and a supply range from 2.3 V to 5.5 V

Build your expertise with TI Precision Labs - Temperature Sensors

Check out this comprehensive curriculum for digital and analog temperature sensors, temperature switches and PTC thermistors.  Lectures include discussions of temperature sensor error and repeatability, sensitivity and gain, and recommended operating points.

The Engineer's Guide to Temperature Sensing

With over 40 years' experience helping customers optimize their temperature monitoring and protection designs, we've developed a comprehensive e-book covering six unique application challenges involving unique sensor placement and routing considerations. In the The Engineer's Guide to Temperature Sensing you will learn the design fundamentals of temperature sensing in real-world applications. The  application notes and reference designs provide support and deep insights about the sensor selection process and the considerations required for optimal temperature response.

Topics include:

  • Fundamentals of temperature sensing
  • System temperature monitoring
  • Ambient temperature monitoring
  • Temperature threshold detection
  • Temperature compensation and calibration
  • Body temperature monitoring
  • Fluid temperature monitoring