32EM-5-01

Spectral response (Ta = 20°C, Vb = 0 mV)

Features

• High sensitivity
• High-speed response
• 32 channels
• Low crosstalk
• Compact small size
• Convenient cryogenic-free operation
• External heatsink is necessary (recommended thermal resistance: ~2 K/W)
• External TEC controller is necessary

Applications

• Spectroscopy (gas detection, breath analysis)
• Slow and fast contactless temperature measurement (railway transport, industrial and laboratory processes monitoring)
• Optical sorting systems
• Laser beam profiling and positioning
• Flame and explosion detection
• Defense and security
• Combustion process control

Specification (Ta = 20°C)

Parameter	Typical value
Optical parameters
Cut-on wavelength λcut-on (10%) µm	≤2.0
Peak wavelength λpeak, µm	4.25±0.2
Optimal wavelength λopt, µm	5.0
Cut-off wavelength λcut-off (10%) µm	5.6±0.2
Detectivity D*(λpeak), cm⋅Hz1/2/W	≥3.5×109
Detectivity D*(λopt), cm⋅Hz1/2/W	≥2.2×109
Electrical parameters
Voltage responsivity Rv(λpeak, RLoad = 1 MΩ), V/W	≥3.5×104
Voltage responsivity Rv(λopt, RLoad = 1 MΩ), V/W	≥2.2×104
Low cut-off frequency flo, Hz	DC
High cut-off frequency fhi, kHz	≥400
Output impedance Rout, Ω	50
Output voltage swing Vout(RLoad = 1 MΩ), V	-1 (negative output)
Output voltage offset Voff, mVDC	max –200
Power supply voltage Vsup, VDC	+5
Other information
Active elements material	epitaxial HgCdTe heterostructure
Number of elements	1×32 linear array
Active area of single element A, mm×mm	0.125×1
Distance between active elements, μm	25
Window	pAl2O3AR
Acceptance angle, Φ	~70°
Ambient operating temperature Ta, °C	10 to 30

Mechanical layout, mm

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