HgCdTe (MCT) Detection Module

2.0 – 12.0 µm, DC – 10 MHz, with photovoltaic multiple junction detector

microM-10.6 is a micro-size IR detection module. Uncooled photovoltaic mutiple junction detector, based on HgCdTe heterostructure, is integrated with transimpedance, DC coupled preamplifier. It is easy to assembly in space limited measuring systems of LWIR applications.

ORDER

Spectral response (Ta = 20°C)

Features

  • Very small size
  • Convenient to use
  • Versatility
  • Sensitive to IR radiation polarisation
  • Cost effective OEM version available
  • Quantity discounted price
  • Fast delivery

Applications

  • Gas detection, monitoring and analysis
  • CO2 laser (10.6 µm) measurements
  • Laser power monitoring and control
  • Laser beam profiling and positioning
  • Laser calibration

Specification (Ta = 20°C)

Parameter
Typical value
Optical parameters
Cut-on wavelength λcut-on (10%) µm
≤2.0
Peak wavelength λpeak, µm
8.0±1.5
Optimum wavelength λopt, µm
10.6
Cut-off wavelength λcut-off (10%) µm
≥12.0
Detectivity D*(λpeak), cm⋅Hz1/2/W
≥1.5×107
Detectivity D*(λopt), cm⋅Hz1/2/W
≥5.0×106
Output noise density vn(100 kHz), μV/Hz1/2
≤1
Electrical parameters
Voltage responsivity Rvpeak), V/W
≥1.2×102
Voltage responsivity Rvopt), V/W
≥5.0×101
Low cut-off frequency flo, Hz
DC
High cut-off frequency fhi, Hz ≥10M
Output impedance Rout, Ω 50
Output voltage swing Vout, V ±1  (RL = 50 Ω*))
Output voltage offset Voff, V
max ±20
Power supply voltage V sup, V
+9
Other information
Active element material
epitaxial HgCdTe heterostructure
Active area A, mm×mm
1×1
Window
none
Acceptance angle, Φ
~85°
Ambient operating temperature Ta, °C
10 to 30
Signal output plug
SMA
Power supply plug
03T-JWPF-VSLE-S (male)
Mounting hole
none
Fan
none
*) R – load resistance

Mechanical layout, mm

If you need Evaluation Units, please contact us.