FR188A

THE FR188A PHOTORESISTOR

ТU 3–2376–91

ü PbSe-photoresistor;

ü hermetically sealed construction;

ü metal-to-glass package with a flat leuco sapphire input window;

ü application: IR thermal imaging and spectrometry, ambient pollution monitoring equipment, space exploration,

thermodiagnostics in medicine

MAIN TECHNICAL CHARACTERISTICS

Parameter name, unit of measure	Typical value
Area of the responsive element, mm² FR188А FR188B FR188V FR188G FR188D	1.3х1.3 0.7х0.7 0.5х0.5 0.35х0.35 0.18х0.18
Load resistance, МОhm	0.2–1.0
Detectivity at peak spectral response wavelength, сm·Hz^1/2·W^-1, not less than	6·10⁸
Voltage responsivity, V/W, not less than FR188А FR188B, FR188V, FR188G FR188D	600 2400 6000
Spectral sensitivity range, µm	1.8–4.4
Time constant, µm, not over	15