THE FD287 GERMANIUM PHOTODIODE

ÒU 3-470

MAIN CHARACTERISTICS

 Effective diameter of the responsive  element, mm                                                  1

Spectral sensitivity range, µm                                                                            0.5 – 1.7

Current monochromatic responsivity (λ = 1.55 µm), A/W, not less  than                 0.7                                                                    

Peak spectral response wavelength, µm                                                            1.5 – 1.55

Spacing response non-uniformity, %, not over                                                      ±5.0

Back-biased mode of photovoltaic detector operation U(_bias ≤ 10 V)

Dark current at 20 ^îÑ, at power supply U_bias = 10 V, µÀ, not over                       4.0                                                                                  

Rise time of the normalized transfer characteristic of  0.1 – 0.9

(λ = 0.85 µm),  s,  not over                                                                                10õ10^-9                                                                                      

Package – metal-to-glass

Weight, g,  not over                                                                                                 5

OPERATION CONDITIONS

Operating temperature range , ^îÑ                                                         from  minus  45 to 55

Relative air humidity, %, at temperature, ^îÑ                                                  up  to 93 at  40

RELIABILITY CHARACTERISTICS

Failure rate, h^-1, not over 3õ10^-5  during operating age of 10000 h 

at confidence coefficient 0.6.

90 per cent quality keeping (as a part of equipment) is not less than 12 years.

FIELD OF APPLICATION

Metrology, optical testers, pulse photometry, sensors of optical radiation for 0.6  - 1.8 µm wavelength,  scientific research.