D6T MEMS Thermal Sensors User’s Manual (A284) 22
8 Definition of Terms
Thermopile
A device cascaded to a thermocouple to increase voltage.
Thermocouples are arranged so that hot junctions are adjacent.
NETD (used in catalogs)
Acronym for Noise Equivalent Temperature Difference. This represents the conversion of noise
into a temperature value.
This term is often used to represent temperature resolution as the estimated minimum value by
which changes in temperature can be determined.
FOV
Acronym for Field of View. This term is used to represent the viewing angle index. This value is
often defined using a sensitivity peak of 50%.
I2C is a registered trademark of Phillips Electronics.
SMBus is a registered trademark of Intel Corporation.
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