2 1 3 20 3 . 8 0 . 2 ? 9 . 1 0 . 2 ? 8 . 1 0 . 1 w i ndow ? 5 . 9 0 . 1 5 . 08 0 . 2 sens i t i v e sur fac e ? 0 . 4 5 l e ad SMP525G-FL prelim. 7/97 semelab plc. telephone +44(0)1455 556565. fax +44(0)1455 552612. e-mail: sales@semelab.co.uk website: http://www.semelab.co.uk mechanical data dimensions in mm. p.i.n. photodiode description the SMP525G-FL is a silicon p.i.n. photodiode incorporated in a hermetic metal can package. the electrical terminations are via two leads of diameter 0.018" on a pitch centre diameter of 0.2". the can structure incorporates an photoptic response optical filter with peak transmission at 510nm. the cathode of the photodiode is electrically isolated from the package, which has a separate earth lead. the photodiode active area provides asymmetric viewing angles in two orthogonal directions. the photodiode structure has been optimised for high sensitivity, asymmetric light measurement applications. the metal can and optional screening mesh ensure a rugged device with a high degree of immunity to radiated electrical interference. to-39 package operating temperature range storage temperature range temperature coefficient of responsively temperature coefficient of dark current reverse breakdown voltage -40c to +70c -45c to +80c 0.35% per c x2 per 8c rise 60v absolute maximum ratings (t case = 25c unless otherwise stated) features ? asymmetric receiving angles eye response detection photodiode isolated from package excellent linearity low noise wide spectral response low leakage current low capacitance bg18 integral optical filter to39 hermetic metal can package emi screening mesh available pin 1 ? anode pin 2 ? cathode pin 3 ? case
SMP525G-FL prelim. 7/97 semelab plc. telephone +44(0)1455 556565. fax +44(0)1455 552612. e-mail: sales@semelab.co.uk website: http://www.semelab.co.uk characteristic test conditions. min. typ. max. units responsively active area dark current breakdown voltage capacitance rise time nep l at 900nm e = 0 dark 1v reverse e = 0 dark 10v reverse e = 0 dark 10a reverse e = 0 dark 0v reverse e = 0 dark 20v reverse 30v reverse 50 w 900nm 0.45 0.55 2.05 0.25 4 410 60 80 45 6 0.45 a/w mm 2 na v pf ns w/ ? hz characteristics (t amb =25c unless otherwise stated) spectral response 0 20 40 60 80 100 0 200 400 600 800 1000 1200 wavelength (nm) relative responsivity (%)
SMP525G-FL prelim. 7/97 semelab plc. telephone +44(0)1455 556565. fax +44(0)1455 552612. e-mail: sales@semelab.co.uk website: http://www.semelab.co.uk smp525g-
normalised incident power
directional characteristics 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 0 102030405060708090 angle from sensor to illumination normalised incident power
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