Ambient Temperature: +25°C
Detector Operating Temperature -25°C
Typical Cooler Power @/or near Max. Cooling: AT1 - 1.0 volts @1.2 amps
AT1S - 1.8 volts @ 1.2 amps
  Minimum Typical Maximum Units
Wavelength of Max. Response 2.4 2.5   µm
D*(500K, 650 Hz, 1Hz) 1.0 x 109 1.5 x 109   cm Hz1/2 w-1
D*( lpk, 650 Hz, 1 Hz) 1.0 x 1011 1.5 x 1011   cm Hz1/2 w-1
Element Resistance (Dark) 1.5 3.0 10.0 Megohms/
Time Constant (not measured)   800 1600 µsec
Rated Element Temperature     +65 °C
DT@/or near Max. Cooling 45 50   °C

For square or rectangular element sizes and/or packages not listed, please contact our application engineers,  phone (707) 545-4181, or fax (707) 545-5113.

When using the table below, remove parenthesis and insert appropriate designation for package type in this space: 6 for TO-66, 7 for TO-37, 8 for TO-8.

To specify thermistor option for all TE cooled detectors, add the suffix -T or -TC (calibrated) to the model number.

Model
Number

Element Size
(mm)

Responsivity
(lpk, 650) vw-1

Standard Package
Options

Minimum

Typical

AT1-1( )

1 x 1

1.3 x 106

1.9 x 106

TO-37,TO-8

AT1-2( )

2 x 2

6.3 x 105

9.5 x 105

TO-37,TO-8

AT1-3( )

3 x 3

4.2 x 105

6.3 x 105

TO-37,TO-8

AT1S-4( )

4 x 4

3.1 x 105

4.7 x 105

TO-66, TO-8

AT1S-5( )*

5 x 5

2.5 x 105

3.8 x 105

TO-66, TO-8

AT1S-6( )*

6 x 6

2.0 x 105

3.0 x 105

TO-66, TO-8

AT1S-103**

10 x 10

1.2 x 105

1.8 x 105

TO-3

* Minimum D*(lpk, 650, 1) >8.0 x 1010 cm Hz1/2 w-1
**Minimum D*(lpk, 650, 1) >7.0 x 1010 cm Hz1/2 w-1