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PbS 3 Watt Cooled Photoconductive IR Detectors - A1-6C4T/A1-8C4T

? Fast Response and Ultra-High Sensitivity
? Ambient Temperature: +25°C
? Typical Cooler Power at or near Max. Cooling: 1.8 volts @ 1.2 amps
? Wavelength of Max. Response: typ. 2.7μm
? Element Resistance (Dark): 2.0 - 20.0 MegOhm
? Rated Element Temperature: +65°C
? Delta T at or near Max. Cooling: typ. 75°C

Model Number: A1-6C4T/A1-8C4T
Data Sheet:

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Product Specification

PbS 3 Watt Cooled Photoconductive IR Detectors
TE Cooled Infrared Detectors with Fast Response and Ultra-High Sensitivity in the 1 - 3.3μm Wavelength Band.

Ambient Temperature:	+25°C
Detector Operating Temperature:	see model types below
Typical Cooler Power at or near Max. Cooling:	1.8 volts @ 1.2 amps

PbS 3 Watt Cooled Photoconductive IR Detectors Standard Specifications - Electrical
All detector specifications are at a bias voltage of 50 V/mm distance between electrodes applied across the detector and with a one MegOhm load resistor in series. All specifications apply at or near maximum cooling with the heat sink @ +25°C.

	Minimum	Typical	Maximum	Units
Wavelength of Max. Response	2.6	2.7		μm
*D(λpk, 630 Hz, 1 Hz)**	2.0 x 10¹¹	3.0 x 10¹¹		cm Hz^1/2 w^-1
Element Resistance (Dark)	2.0	6.0	20.0	MegOhm
Time Constant (not typically measured)		1750	3500	μsec
Rated Element Temperature			+65	°C
Delta T at or near Max. Cooling	70	75		°C

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

Model Number	Element Size(mm)	Responsivity (lpk, 630) v/w		Operating Temp	Standard Package Options
Model Number	Element Size(mm)	Minimum	Typical	Operating Temp	Standard Package Options
A1-( )C4T	1 x 1	1,400,000	2,100,000	-50°C	TO-66, TO-8
A2-( )C4T	2 x 2	700,000	1,100,000	-50°C	TO-66, TO-8
A3-( )C4T	3 x 3	430,000	650,000	-45°C	TO-66, TO-8
A6-( )C2T	6 x 6	240,000	360,000	-25°C	TO-66, TO-8
* Minimum D(l_pk, 630, 1) >1.5 x 10¹⁰ cm Hz^1/2 w^-1