Thermopiles are IR temperature sensors that fully utilize SEMITEC original silicon-micromachining technology.
Applications
Ear thermometers, IR thermometers, microwave ovens and other non-contact temperature sensing applications.
Rating
| Parameters |
Value |
Unit |
Conditions |
| Sensitive area |
1.05×1.05 |
mm2 |
Size of Absorbing Film |
| Responsivity |
15±30% |
V／W |
|
| Output Voltage1 |
200±30% |
μV |
|
| Output Voltage2 |
1.00±30% |
mV |
|
| Temperature Coefficient of Responsivity1 |
0.02±0.02 |
%／℃ |
Reference |
Thermopile Resistance
|
65±30% |
kΩ |
|
| Temperature Coefficient of Thermopile Resistance |
±0.1 |
%／℃ |
|
| Johnson Noise Voltage |
33 |
nV／√Hz |
Johnson Noise r.m.s.,298K,1Hz Typical |
| S/N Ratio1 |
75.7 |
dB |
Output Voltage / Johnson Noise,Typical |
| Noise Equivalent Power1 |
2.2 |
nW／Hz1/2 |
Typical |
| Specific Detectivity1 |
4.7×107 |
cm･Hz1/2／W |
Typical |
| Time Constant |
15 |
ms |
Typical |
| Operating Temperature Range |
-20〜100 |
℃ |
|
| Storage Temperature Range |
-40〜100 |
℃ |
|
| Filter Range |
Cut on 5 |
μm |
Standard |
| Field of Vieｗ |
±50 |
deg. |
Incident Angle to Achive 50% Responsivity |
| Insulation Resistance |
≧500 |
MΩ |
Application of DC25V |
| Sealing |
≦1×10-9 |
Pa･m3／s |
|
| Thermistor Resistance Value |
100＋3% |
kΩ |
Rated zero-power resistance Value at25℃ |
| Thermistor B-Value |
3435±0.7% |
K |
Determined by rated zero-power
resistance value at25℃ and 85℃
Variation within same Lot. ±0.2% |
1Test Conditions
Blackbody Furnace：500K
Sensor - Blackbody Distance: 100mm
Sensor Temperature: 298K
Aperture Size: φ12.7mm
2Test Conditions
Blackbody Furnace：310K
Sensor Temperature: 298K
