HgCdTe (MCT) 32-Channel IR Detection Module32EM-5-01
MWIR, with thermoelectrically cooled photovoltaic 32-element linear detector
32EM-5-01 is a 32-channel detection module. Thermoelectrically cooled MWIR HgCdTe 32-element photovoltaic detector with active area of single element 0.125 mm × 1 mm is integrated with DC-coupled 32-channel transimpedance preamplifier.
Features
High sensitivity
High-speed response
32 channels
Low crosstalk
Compact small size
Convenient cryogenic-free operation
External heatsink is necessary (recommended thermal resistance: ~2 K/W)
External TEC controller is necessary
Applications
Spectroscopy (gas detection, breath analysis)
Slow and fast contactless temperature measurement (railway transport, industrial and laboratory processes monitoring)
Optical sorting systems
Laser beam profiling and positioning
Flame and explosion detection
Defense and security
Combustion process control
Specification (Ta = 20°C)
Parameter |
Typical value |
|
Optical parameters
|
||
Cut-on wavelength λcut-on (10%) µm
|
≤2.0 | |
Peak wavelength λpeak, µm
|
4.25±0.2 | |
Optimal wavelength λopt, µm
|
5.0 | |
Cut-off wavelength λcut-off (10%) µm
|
5.6±0.2 | |
Detectivity D* (λpeak), cm⋅Hz1/2/W |
≥3.5×109
|
|
Detectivity D* (λopt), cm⋅Hz1/2/W
|
≥2.2×109
|
|
Electrical parameters
|
||
Voltage responsivity Rv (λpeak, RLoad = 1 MΩ), V/W |
≥ 3.5×104
|
|
Voltage responsivity Rv (λopt, RLoad = 1 MΩ), V/W
|
≥ 2.2×104
|
|
Low cut-off frequency flo, Hz
|
DC | |
High cut-off frequency fhi, kHz | ≥ 400 | |
Output impedance Rout, Ω | 50 | |
Output voltage swing Vout(Rload = 1 MΩ), V | -1
(negative output) |
|
Output voltage offset Voff, mVDC
|
max -200 | |
Power supply voltage Vsup, VDC
|
+5 | |
Other information
|
||
Active elements material
|
epitaxial HgCdTe heterostructure | |
Number of elements
|
1×32 linear array | |
Active area of single element A, mm×mm
|
0.125×1 | |
Distance between active elements, μm
|
25 | |
Window
|
pAl2O3AR | |
Acceptance angle, Φ
|
~70° | |
Ambient operating temperature Ta, °C
|
10 to 30 |
Spectral response (Ta = 20°C)
Mechanical layout, mm
Access to file
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Application notes
Temperature sensor characteristics
Contact form