THE KCHF-2-9 SILICON TWO-POSITION- SENSITIVE  PHOTODIODE

                                                       MAIN ÑHARACTERISTICS

Operating range, mmõmm                                                                                          9õ9

Number coordinates measured                                                                                     2

Element number, pcs.                                                                                                   1

Zero-bias mode of photovoltaic detector operation 

Dark current at 20 ^îÑ,  at bias voltage supply, U_bias = 10 mV, nÀ, not over              10

Spectral sensitivity range,µm                                   0.4 – 1.05

Current monochromatic responsivity (l=0.85 µm), À/W, not less than                      0.45

Spacing response non-uniformity (λ = 0.63 µm), %,                                                   ±5.0

Position sensitivity (R_l=1 kÎhm,

 l=0.85 µm, Ô=5 µW), V/W·mm, not less than                                                          4.0

Rise time of the normalized transfer characteristic

(R_l=1 kÎhm, l=0.85 µm) µs, not over                                                                          2.0

Metal-to-glass hermetically sealed package

Weight, g, not over                                                                                                        21

OPERATING CONDITIONS

Operating temperature range, ^îÑ                                                           from minus 60 to 60

Relative air humidity, %,  at temperature, ^îÑ                                       up to 98 at 40

REIABILITY CHARACTERISTICS

Failure rate, h^-1, not over 5õ10^-6 during operating age of 10000 h at confidence coefficient  0.6.

Ninety-percent  quality keeping period is not less than 10 years.