SMP400G-BD prelim. 1/98 semelab plc. telephone (01455) 556565. telex: 341927. fax (01455) 552612. mechanical data dimensions in mm. p.i.n. photodiode description the SMP400G-BD is a silicon p.i.n. photodiode incorporated in a compact, hermetic metal can package. the electrical terminations are via two leads of diameter 0.005" on a pitch of 0.1". the taller can structure affords a greater range of optical filter options. the cathode of the photodiode is electrically connected to the package. the photodiode structure has been optimised for high sensitivity, high speed light measurement applications. the moderate viewing angle facilitates easy alignment of the device with on-axis illumination sources. the metal can and optional screening mesh ensure a rugged device with a high degree of immunity to radiated electrical interference. to-18 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 ? excellent linearity ? low noise ? wide spectral response ? wide intrinsic bandwidth ? low leakage current ? low capacitance ? integral optical filter option note 1 ? to18 hermetic metal can package ? emi screening mesh available note 1 contact semelab plc for filter options pin 1 C anode pin 2 C cathode & case ? 5.4 ? 4.7 2.54 5.3 13 nom. cathode and case anode ? 0.45 lead
SMP400G-BD prelim. 1/98 semelab plc. telephone (01455) 556565. telex: 341927. fax (01455) 552612. characteristic t est conditions. min. t yp. max. units responsiv ely activ e area dar k current breakdo wn v oltage capacitance rise time nep l at 900nm e = 0 dar k 1v re v erse e = 0 dar k 10v re v erse e = 0 dar k 10a re v erse e = 0 dar k 0v re v erse e = 0 dar k 20v re v erse 30v re v erse 50 w 900nm 0.45 0.55 0.62 0.1 1.0 0.5 2.5 60 80 8 12 1.5 2.5 4 7.2 0.45 a/w mm 2 na v pf ns w/ ? hz chara cteristics (t amb =25c unless otherwise stated) d i r e c t i o n a l c h a r a c t e r i s t i c s 0 0 . 1 0 . 2 0 . 3 0 . 4 0 . 5 0 . 6 0 . 7 0 . 8 0 . 9 1 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 a n g l e f r o m s e n s o r t o i l l u m i n a t i o n d i r e c t i o n a l c h a r a c t e r i s t i c s 0 0 . 2 0 . 4 0 . 6 0 . 8 1 0 0 . 2 0 . 4 0 . 6 0 . 8 1 n o r m a l i s e d i n c i d e n t p o w e r 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 a n g l e f r o m s e n s o r t o i l l u m i n a t i o n s p e c t r a l r e s p o n s e 0 2 0 4 0 6 0 8 0 1 0 0 0 2 0 0 4 0 0 6 0 0 8 0 0 1 0 0 0 1 2 0 0 w a v e l e n g t h ( n m ) relative responsivity (%) normalised incident power
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