electrical characteristics ratings at 25 c ambient temperature unless otherwise specified single phase, half wave, 60 hz, resistive or inductive load. for capacitive load, derate current by 20% ratings symbol SV1045 sv1050 units maximum recurrent peak reverse voltage v rrm 45 50 v maximum rms voltage v rms 31.5 35 v maximum dc blocking voltage v dc 45 50 v maximum average forward rectified current see fig.1 per leg i o 10 a peak forward surge current, 8.3ms single half sine-wave superimposed on rated load per leg i fsm 300 a storage temperature range t stg - 65 to + 175 operating junction temperature range t j - 55 to + 150 characteristics symbol SV1045 sv1050 units 0.45 maximum forward voltage at i f = 10a t j =25 t j =125 0.43 typical forward voltage at i f = 2a t j =125 0.23 typical forward voltage at i f = 5a t j =125 0.31 typical forward voltage at i f = 8a t j =125 vf 0.37 v maximum reverse current at 25 per leg (note 1) i r 0.2 ma maximum reverse current at 125 per leg (note 1) i r 20 ma thermal characteristics (t c =25 unless otherwise noted ) parameter symbol SV1045 sv1050 units typical thermal resistance junction to case per leg r jc 23 /w U surface mount schottky barrier rectifiers . . SV1045 thru sv1050 reverse voltage - 45 to 50 volts forward current - 10.0 amperes lastic material-ul flammability 94v-0 mechanical data marking:type number mil-std-202,method 208 excellent high temperature stability terminals:plated leads solderable per mounting position:any features high thermal reliability patented super barrier rectifier technology high forward surge capability ultra fow power loss,high efficiency polarity:cathode band lead free:for rohs/lead free version schottky barrier chip p . ase: to-277, molded plastic c . dimensions in inches and (millimeters) to-277b maximum ratings and electrical characteristics @t =25 unless otherwise specified a www.shunyegroup.com.cn
1 5 10 50 100 number of cycles at 60 hz fig. 1-forward current derating curve 10 8 6 4 2 0 average forward current rectified current amperes 0 25 50 100 125 150 175 200 ambient temperature, o c fig. 2-maximum non-repetitive peak forward surge rating 360 300 240 180 120 60 0 peak forward surge current amperes fig. 3- typical reverse characteristics instantaneous reverse current,milliamperes fig. 4- typical instantaneous forward charcteristics 100 10 1.0 0.1 instantaneous forward current ,amperes 8.3 ms single half sine wave ta=25 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 instantaneous forward voltage volts pulse width = 300us 1% duty cycle percent of rated voltage peak reverse voltage (%) 0 20 40 60 80 100 100 10.0 1.0 0.1 tj=25 tj=100 tj=125 ta=125 www.shunyegroup.com.cn
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