surface mount reverse voltage - 50 to 1000 volts ult ra fast recti fiers forward current - 2.0 ampere features ? glass passivated chip ? ultra fast switching for high efficiency ? for surface mounted applications ? low forward voltage drop and high current capability ? low reverse leakage current ? plastic material has ul flammability classification 94v-0 high temperature soldering : 260 ? o c / 10 seconds at terminals ? pb free product at available : 99% sn above meet rohs environment substance directive request mechanical data ? case : molded plastic ? polarity : indicated by cathode band ? weight : 0.003 ounces, 0.093 grams maximum ratings and electrical characteristics ratings at 25 ambient temperature unless otherwise specified. single phase, half wave, 60hz, resistive or inductive load. for capacitive load, derate current by 20% characteristics symbol UF2A uf2b uf2d uf2g uf2j uf2k uf2m unit maximum recurrent peak reverse voltage v rrm 50 100 200 400 600 800 1000 v maximum rms voltage v rms 35 70 140 280 420 560 700 v maximum dc blocking voltage v dc 50 100 200 400 600 800 1000 v maximum average forward rectified current @tl =75 i (av) 2.0 a peak for ward surge current 8.3ms single ha lf sine- wave super imposed on rated l oad (jedec method) i fsm 50 a maxi mum f orward voltage at 1.0a dc v f 1.0 1.3 1.5 1.7 v maxi mum dc reverse cur rent @tj =25 at rated dc blocking voltage @tj =100 i r 5 100 ua maximum reverse recovery time (note 1) t rr 50 75 ns typi cal junction capacitance (note 2) c j 20 10 pf typical thermal resistance (note 3 ) r jl 30 operati ng temperature range t j -55 to +150 storage temperature range t stg -55 to +150 notes : 1.reverse recovery test conditions :if=0.5a,ir=1.0a,irr=0.25a. 2.measured at 1.0mhz and applied reverse voltage of 4.0v dc. 3.thermal resistance junction to lead. .083(2.11) .075(1.91) .012(.305) .006(.152) .012(.31) .006(.15) .008(.203) .002(.051) .050(1.27) .030(0.76) smb/do-214aa unit:inch(mm) .155(3.94) .130(3.30) .185(4.70) .160(4.06) . 096(2.44) .083( 2.13) .220(5.59) .200(5.08) data sheet UF2A~uf2m semiconductor http://www.yeashin.com 1 rev.02 20110725 c c c c
rating and characteristic curves 2.4 2.0 1.6 1.2 0.8 0.4 0 0 20 40 60 80 100 120 140 160 single phase half wave 60hz resistive or inductive load p.c.b. mounted on 0.30.3"(8.08.0mm) copper pad areas lead temperature, 10 1.0 0.1 .01 0 .4 .6 8 1.0 1.2 1.4 UF2A uf2g uf2k tj = 25 pulse width = 300us 2% duty cycle instantaneous forward voltage, volts fig. 1-derating curve for output rectified current fig. 2-typical forward characteristics per element 30 25 20 15 10 5 1 2 5 10 20 50 100 8.3ms single half sine wave jedec method number of cycles at 60hz 10 1.0 0.1 .01 0 20 40 60 80 100 120 140 tj = 25 percent of rated peak reverse voltage fig. 3-maximum forward surge current fig. 4-typical reverse characteristics 100 10 5 1.0 10 100 reverse voltage, volts note:1.rise time = 7ns max. input impedance = 1 megohm. 22pf 2.rise time = 10ns max. source im p edance = 50 ohms t rr +0.5a 0 -0.25 -1.0 set time 1cm base for 50 ns/cm fi g . 5-typical junction capacitance per bridge element fi g . 6-reverse recovery time characteristic and test circuit diagram peak forward surge current, amperes average forward rectified current, amperes nstantaneous forward current, amperes instantaneous reverse current microamperes capacitance, pf UF2A~uf2m http://www.yeashin.com 2 rev.02 20110725 c c
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