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PbSe 2 Watt Cooled Photoconductive IR Detectors - B1-7C3T/B1-8C3T

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▪ Ambient Temperature: +25°C
▪ Detector Operating Temperature: -35°C
▪ Typical Cooler Power at or near Max. Cooling: 0.9 volts @ 1.2 amps
▪ Wavelength of Max. Response: typ.4.3µm
▪ Element Resistance (Dark): 1.0 - 15.0 MegOhm
▪ Time Constant (not typically measured): typ.9 µsec
▪ Rated Element Temperature: max.+85°C

Model Number: B1-7C3T/B1-8C3T
Data Sheet:

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Product Specification

PbSe 2 Watt Cooled Photoconductive IR Detectors
TE Cooled Infrared Detectors with Fast Response and High Sensitivity in the 1 - 5.5µm Wavelength Band.

Ambient Temperature:	+25°C
Detector Operating Temperature:	-35°C
Typical Cooler Power at or near Max. Cooling:	0.9 volts @ 1.2 amps

PbSe 2 Watt Cooled Photoconductive IR Detectors Standard Specifications - Electrical
All detector specifications are at a bias voltage of 35 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	4.1	4.3		µm
*D(λpk, 1050 Hz, 1 Hz)**	1.6 x 10¹⁰	3.0 x 10¹⁰		cm Hz^1/2 w^-1
Element Resistance (Dark)	1.0	5.0	15.0	MegOhm
Time Constant (not typically measured)		9	20	µsec
Rated Element Temperature			+85	°C
Delta T at or near Max. Cooling	55	60		°C

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

Model Number	Element Size (mm)	Responsivity (l_pk, 1050) v/w		Standard Package Options
Model Number	Element Size (mm)	Minimum	Typical	Standard Package Options
B1-( )C3T	1 x 1	66,000	100,000	TO-37, TO-8
B2-( )C3T	2 x 2	33,000	50,000	TO-37, TO-8
B3-( )C3T	3 x 3	22,000	33,000	TO-37, TO-8