dated : 29/10/2004 semtech electronics ltd. ( subsidiary of semtech internati onal holdings limited, acompany listed on the hong kong stock exchange, stock code: 724 ) ? pr1600, PR1800 high voltage silicon rectifiers reverse voltage ? 1600 to 1800 volts forward current ? 0.1 amperes features ? low cost ? diffused junction ? low leakage ? low forward voltage drop ? high current capability mechanical data ? case: molded plastic, do-41, ? terminals: axial leads, solderable per mil-std-202. method 208. ? polarity: color band denotes cathode. ? mounting position: any. absolute maximum ratings and characteristics ratings at 25 0 c ambient temperature unless otherwise specified. si ngle phase, half wave, 60 hz. resistive or inductive load. for capacitive load, derate current by 20%. symbols pr1600 PR1800 units maximum recurrent peak reverse voltage v rrm 1600 1800 v maximum rms voltage v rms 1120 1260 v maximum dc blocking voltage v dc 1600 1800 v maximum average forward rectified current 9.5 mm lead length @ t a = 75 o c i (av) 0.1 a peak forward surge current @ t a = 125 o c 8.3ms single half-sine-wave superimposed on rated load i fsm 20 a maximum instantaneous forward voltage at 0.1a v f 15 v maximum reverse current @t a = 25 o c i r 5 100 a maximum reverse recovery time (note 1) t rr 300 ns typical junction capacitance (note 2) c j 20 pf typical thermal resistance (note 3) r ja 35 o c/w operating junction temperature range t j -65 to +150 o c storage temperature range t s -65 to +150 o c notes: (1) measured with i f = 0.5a, i r = 1a, i rr = 0.25a. (2) measured at 1mh z and applied reverse voltage of 4vdc. (3) thermal resistance junction to ambient.
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