Dexter‘s S60M TO-18 is a single-channel silicon-based thermopile that delivers high output. It features a small active area with dimensions of 0.6mm x 0.6mm in a small TO-18 package.
The silicon-based thermopile provides a rapid 18ms time constant in Argon encapsulation gas and faster 9ms time constant in Neon gas. In addition, the thermopile offers a low temperature responsivity coefficient of -0.04%/°C.
Benefits
The key benefits of the S60M TO-18 thermopile include:
- Small active area
- Fast time constant
- High output
- Low temperature responsivity coefficient
Applications
The S60M TO-18 thermopile can be used in the following applications:
- Gas analysis
- Non-contact measurement
Technical Specifications
The technical specifications of the S60M TO-18 are summarized in the following table:
| Parameter |
Min |
Typical |
Max |
Symbol |
Units |
Comments |
| Active Area size |
.6 x .6 |
AA |
mm |
Hot junction size, per element. |
| Element Area |
.36 |
A |
mm2 |
|
| Number of Junctions |
72 |
|
|
Per element. |
| Number of Channels |
1 |
|
|
Per detector package. |
| Output Voltage |
|
89 |
|
Vs |
μV |
DC, H=330μW/cm2 (3) |
| Signal-to-Noise Ratio |
|
2,320 |
|
SNR |
√Hz |
DC, SNR=Vs/Vn |
| Responsivity |
|
74.9 |
|
ℜ |
V/W |
DC, ℜ=Vs/HA (2) |
| Resistance |
65 |
90 |
120 |
R |
kΩ |
Detector element |
| Temperature Coefficient of ℜ |
|
-.04 |
|
|
%/°C |
Best linear fit, 0° to 85°C (1) |
| Temperature Coefficient of R |
|
.11 |
|
|
%/°C |
Best fit, 0° to 85°C (1) |
| Noise Voltage |
32.6 |
38.4 |
42.4 |
Vn |
nV/√Hz |
Vn 2=4kTR |
| Noise Equivalent Power |
|
.51 |
|
NEP |
nW/√Hz |
DC, NEP= Vn HA/Vs (2) |
| Detectivity |
|
1.17 |
|
D* |
108cm√Hz/W |
DC, D*=Vs/ Vn H√A (2) |
| Time Constant |
|
18 |
|
ℑ |
ms |
Chopped, -3dB point (1) |
| Field of View |
76°/111° |
FOV |
Degrees |
See Assembly Drawings for FOV Description. |
| Package Type |
TO-18 |
|
|
Standard package hole size: Φ.080” |
| Operating Temperature |
-50 |
|
100 |
Ta |
°C |
|
General Specifications: Flat spectral response from 100nm to > 100μm. Linear signal output from 10-6 to 0.1W/cm2. Maximum incident radiance 0.1W/cm2, damage threshold ≥ .5W/cm2
Notes: (1) Parameter is not 100% tested. 90% of all units meet these specifications. (2) A is detector area in cm2. (3) Test Conditions: 500K Blackbody source; Detector active surface 10cm from 0.6513cm Diameter Blackbody Aperture.
*Protected by U.S. Patent No. 5,059,543 and U.S. Patent No. 5,100,479
General Specifications
The general specifications of the S60M TO-18 are listed below:
- Flat spectral response from 100nm to > 100µm
- Linear signal output from 10-6 to 0.1W/cm2
- Maximum incident radiance is 0.1W/cm2
- Damage threshold is ≥ 0.5W/cm2
Notes
- Specifications apply at 23°C with KBr window and nitrogen encapsulating gas
- Parameter is not 100% tested. 90% of all units meet these specifications.
- A is detector area in cm2.
- Test conditions: 500K Blackbody source; detector active surface 10cm from 0.6513cm diameter blackbody aperture.