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Thermopile (single element type)



High sensitivity, for CO2 density measurements, with thermistor

The T11361-05 is a thermopile detector equipped with an internal thermistor for compensating for output variations caused by changes in the ambient temperature. The T11361-05 employs a 4.3 μm band-pass filter filter and is suitable for CO2 density measurements.

・Spectral response: 4.3 μm
・TO-18 package
・High sensitivity
・Built-in thermistor

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Package Metal
Photosensitive area 1.2 x 1.2 mm
Photosensitivity (typ.) 50 V/W
Dark resistance (typ.) 125 kΩ
Output noise voltage (typ.) 45 nV/Hz1/2
Noise equivalent power (typ.) 0.9 nW/Hz1/2
Detectivity (typ.) 1.3 x 108 cm・Hz1/2/W
Rise time (typ.) 20 ms
Rise time (max.) 30 ms
Temperature coefficient of element resistance (typ.) ±0.1 %/℃
Field of View (typ.) 90 degree

Spectral transmittance characteristics of window material (typical example)


Dimensional outline (unit: mm)


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