It is used non contact temperature measuments. IR sensitive thermopile detector chip and the signal conditioning ASIC are integrated in the same TO-39 can. Integrated into the MLX90614 are a low noise amplifier, 17-bit ADC and powerful DSP unit thus achieving high accuracy and resolution of the thermometer.

Features:

• Small size, low cost
• Easy to integrate
• Factory calibrated in wide temperature range:
  • -40…+125 °C for sensor temperature and
  • -70…+380 °C for object temperature.
• High accuracy of 0.5°C over wide temperature range (0…+50°C for both Ta and To) 
• High (medical) accuracy calibration
• Measurement resolution of 0.02°C
• Single and dual zone versions
• SMBus compatible digital interface
• Customizable PWM output for continuous reading
• Available in 3V and 5V versions
• Simple adaptation for 8…16V applications
• Sleep mode for reduced power consumption
• Different package options for applications and measurements versatility
• Automotive grade

Applications:

• High precision non-contact temperature measurements;
• Thermal Comfort sensor for Mobile Air Conditioning control system;
• Temperature sensing element for residential, commercial and industrial building air conditioning;
  
• Windshield defogging;
• Automotive blind angle detection;
• Industrial temperature control of moving parts;
• Temperature control in printers and copiers;
• Home appliances with temperature control;
• Healthcare;
• Livestock monitoring;
• Movement detection;
• Multiple zone temperature control – up to 100 sensors can be read via common 2 wires
• Thermal relay / alert
• Body temperature measurement

View the MLX90614 Series of  Temperature sensors