Non-Cooled PbS Detectors

PbS Non-Cooled Photoconductive IR Detectors

Room Temperature Infrared Detectors with Enhanced Stability & Resistance to High Temperatures in the 1 – 3.3 um Wavelength Band
Ambient Temperature: +25°C
Detector Operating Temperature +25°C
Standard Specifications – Electrical
Detectors tested using 50 V/mm across the detector and a one MegOhm load resistor in series.
  Minimum Typical Maximum Units
Wavelength of Max. Response 2.2 2.4   µm
D*(λpk, 630 Hz, 1 Hz) 8.0 x 1010 1.0 x 1011   cm Hz1/2 w-1
Element Resistance (Dark) 0.2 1.0 3.5 MegOhm
Time Constant (not typically measured)   100 400 µsec
Rated Element Temperature     +65 °C

For square or rectangular element sizes and/or packages not listed, please contact us: (707) 620-0160, Info@irmatl.com
When using the table below, remove parenthesis and insert appropriate designation for package type in the space. Example: 3 for TO-3, 5 for TO-5, 8 for TO-8.

Model Number Element
Size (mm)		 Responsivity (lpk, 630) v/w Standard Package Options
Minimum Typical
A1-( ) 1 x 1 530,000 800,000 TO-5, TO-8
A2-( ) 2 x 2 270,000 400,000 TO-5, TO-8
A3-( ) 3 x 3 260,000 170,000 TO-5, TO-8
A6-8* 6 x 6 90,000 140,000 TO-8
A10-3* 10 x 10 50,000 75,000 TO-3
* Minimum D*(lpk, 630, 1) >7.0 x 1010 cm Hz1/2 w-1*
** Minimum D*(lpk, 630, 1) >6.0 x 1010 cm Hz1/2 w-1*
A1-5(M)-L*** 1×1 with ½ ball lens 2,000,000 2,400,000 TO-5 with ½ ball
A1-5(M)-FL**** 1×1 with full ball lens 6,000,000 7,20,000 TO-5 with full ball
***Minimum D*( λpk,630, 1) >2.5.0 x 1011 cm Hz1/2 w-1>7.0 x 1010 cm Hz1/2 w-1*
****Minimum D*( λpk,630, 1) >6.0 x 1011 cm Hz1/2 w-
  • To specify thermistor option for all TE cooled detectors, add the suffix -T or -TC (calibrated) to the model number.

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