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 2 years ago
i'd just started my 1st year in E&E and i got a question like this in my basic electronic class:
the photodetector is used to detect infrared of wavelength 1μm upwards. what type fo semiconductor material must be used to design the detector?
 2 years ago
i'd just started my 1st year in E&E and i got a question like this in my basic electronic class: the photodetector is used to detect infrared of wavelength 1μm upwards. what type fo semiconductor material must be used to design the detector?

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edr1c
 2 years ago
Best ResponseYou've already chosen the best response.0somehow i think we need to use E=hv? and f=vλ?

CarlosGP
 2 years ago
Best ResponseYou've already chosen the best response.1For wavelengths 12.5 um the material is PbS, Lead(II) Sulfide

edr1c
 2 years ago
Best ResponseYou've already chosen the best response.0how do your reach to that conclusion? we need to refer to any data sheet?

CarlosGP
 2 years ago
Best ResponseYou've already chosen the best response.1check photodetectors and range of utilization for infrared
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