“All-in-one” IR detection module based on HgCdTe room temperature photovoltaic multi-junction quadrant detectorQM-10.6

QM-10.6 is an “all-in-one” infrared position detection module. An uncooled photovoltaic multi-junction quadrant detector (PVMQ-10.6-1x1-TO8-NW-90), based on an HgCdTe heterostructure, is integrated with a DC-coupled four-channel transimpedance amplifier in a compact housing.

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A black and silver industrial motor or actuator, featuring a square front face with a central circular opening, and a finned heatsink at the back, standing on a white reflective surface.

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Features

Spectral range: 2.0 to 12.0 µm

Frequency bandwidth: DC to 1.0 MHz (typ.)

Low crosstalk

M4 mounting hole

Single power supply

Compatible with optical accessories

Detector and detector chip options available for custom integration

Applications

Gas detection, monitoring and analysis: SO2, NH3, SF6

CBRN threats detection

CO2 laser measurements: power monitoring and control, beam profiling and positioning, calibration

Free-space optical communication

FTIR spectroscopy

Dentistry

Detection module configuration

Detection module symbol	QM-10.6
Detector symbol	PVMQ-10.6-1x1-TO8-NW-70
Detector type	photovoltaic, multi-junction
Active element material	epitaxial HgCdTe heterostructure
Active area of a single element, A	1 mm × 1 mm
Number of elements	4 (2 rows, 2 columns)
Active area pitch, mm	1.15 (horizontally) 1.20 (vertically)
Optical immersion	no
Cooling	no
Temperature sensor	n/a
Acceptance angle, Φ	~70 deg.
Window	no
Amplifier type	four-channel, transimpedance
Signal output socket	4 x MCX
Power supply socket	DC 2.1/5.5

Specification

(T_amb = T_chip = 293 K, R_load= 1 MΩ, each channel)

Parameter	Test conditions, remarks	Value			Unit
		Min.	Typ.	Max.	-
Active element temperature, T_chip	T_chip=T_amb	-	~293	-	K
Cut-on wavelength, λ_cut-on(10%)	At 10% of the peak responsivity	-	2.0	-	µm
Peak wavelength, λ_peak		-	8.5±1.0	-	µm
Specific wavelength, λ_spec		-	10.6	-	µm
Cut-off wavelength, λ_cut-off(10%)	At 10% of the peak responsivity	-	12.0	-	µm
Detectivity, D*	At λ=λ_peak, f=100kHz At λ=λ_spec, f=100kHz	- -	1.0×10⁷ 8.0×10⁶	- -	cm×Hz^1/2/W
Output noise voltage density, v_n	At f=100kHz	-	-	4.5	μV/Hz^1/2
Voltage responsivity, R_v	At λ=λ_peak At λ=λ_spec	- -	3.0×10² 2.0×10²	- -	V/W
Low cut-off frequency, f_lo	DC coupling	-	0	-	Hz
High cut-off frequency, f_hi		-	1.0	-	MHz
Output impedance, R_out		-	50	-	Ω
Output voltage swing, V_out		-	0-4	-	V
Output voltage offset, V_off		-	-	±20	mV
Power supply voltage, V_sup		-	+7.5	-	V