InAsSb one-stage thermoelectrically-cooled photovoltaic multi-junction infrared detectorPVMA-1TE-5-1x1-TO39-pSiAR-70
PVMA-1TE-5-1x1-TO39-pSiAR-70 is a one-stage thermoelectrically cooled photovoltaic multi-junction IR detector based on InAsSb heterostructure for optimal performance and stability. It enables the detection of radiation in the range from 1.7 μm to 5.5 μm. Its active area (A) is 1 mm × 1 mm. The detector is available in the TO39 package with a planar silicon anti-reflection coating window (pSiAR).
Features
Spectral range: 2.0 to 5.5 µm
RoHS compliant III-V material
Large active area
Back-side illuminated
One-stage thermoelectrically cooled
Long term stability
No minimum order quantity required
Applications
Contactless temperature measurement: railway transport, industrial and laboratory processes monitoring
Flame and explosion detection
Threat warning systems
Heat-seeking, thermal signature detection
Dentistry
Gas detection, monitoring and analysis: CH4, C2H2, CH2O, HCl, NH3, SO2, C2H6, CO, CO2, NOx
Breath analysis: C2H6, CH2O, NH3, NO, OCS
Gas leak detection
Combustion process control
Non-destructive material testing
Detector configuration
Detector symbol | PVMA-1TE-5-1x1-TO39-pSiAR-70 |
Detector type | photovoltaic, multi-junction |
Active element material | epitaxial InAsSb heterostructure |
Cooling | 1TE (Tchip ≅ 253 K) |
Temperature sensor | thermistor |
Active area, A | 1 mm × 1 mm |
Optical immersion | no |
Package | 1TE-TO39 (8 pin) |
Acceptance angle, Φ | ~70 deg. |
Window | pSiAR (planar silicon, anti-reflection coating) |
Specification
(Tamb = 293 K, Tchip = 253 K, Vb = 0 V)
Parameter | Value | Unit | ||
Min. | Typ. | Max | ||
Cut-on wavelength, λcut-on (10%) | - | 2.0 | - | μm |
Peak wavelength, λpeak | - | 4.0±0.5 | - | μm |
Cut-off wavelength, λcut-off (10%) | - | 5.5 | - | μm |
Detectivity, D* (λpeak, f = 20 kHz) | 3.0×109 | 1.0×1010 | - | cm·Hz1/2/W |
Current responsivity, Ri (λpeak) | 0.08 | 0.18 | - | A/W |
Time constant, τ | - | 20 | 80 | ns |
Dynamic resistance, Rd | 1 | 4 | - | kΩ |
Spectral response
(Typ., Tamb = 293 K, Tchip = 253 K)
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Application notes