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The Sofradir staring snapshot 384×288 Mid Wave (MW) Infrared Focal Plane Assembly (IRFPA) is offered in a miniature Joule-Thomson cooled dewar to answer the ground-to-ground and air-to-ground short range and medium range missile seeker requirements in the band II (3-5µm) detection.
This IRFPA takes advantage of the Sofradir optimized high performance, stable, low defect density Photo-Voltaic HgCdTe technology for staring arrays.
Hybridized on a Sofradir state of the art CMOS Read-Out Integrated Circuit (ROIC), this IRFPA is offered in a miniature long vacuum-life dewar designed for zero vacuum maintenance and for very short cool down times.
Standard configurations
- Detector Dewar Cooler Assembly (DDCA) with fast cool down Joule-Thomson cooler.
Array Features
| Pixel pitch | 15 µm x 15 µm | |
| Material spectral response | 0.8 µm - 5.0 µm | |
| Detector spectral response | 3.4 µm - 4.8 µm (cold filter) | |
| FPA Operating Temperature | 77K - 100K; nominal 89K with Argon gas | |
ROIC Features
Selection:
Serial electrical interface
Modes:
Snap shot operation, direct injection input circuit, Integrate While Read mode, programmable integration time, anti-blooming
Max charge handling capacity :
> 3.4 106 e- (for gain 0) or > 2.1 106 e- (for gain 1)
Readout noise :
< 400 e-
Number of output : 1 (analog)
Pixel output rate : up to 16 MHz
Frame rate : up to 140 Hz (384×288), 190 Hz (320×256)