maximumratings&electricalcharacteristics mechanicaldata features datasheetno.sesa-401-1c mechanicalspecification case:jedecdo-27moldedplastic(u/lflammabilityrating94v-0) terminals:platedaxialleads solderability:permil-std202method208guaranteed polarity:colorbanddenotescathode mountingposition:any weight:0.04ounces(1.12grams) c11 ratingsat25cambienttemperatureunlessotherwisespecified. singlephase,halfwave,60hz,resistiveorinductiveload. forcapacitiveloads,deratecurrentby20%. averageforwardrectifiedcurrent@t=(asshown) a parameter(testconditions) maximumdcblockingvoltage peakforwardsurgecurrent(8.3mssinglehalfsinewave superimposedonratedload) maximumforwardvoltageat: maximumpeakrecurrentreversevoltage maximumrmsvoltage seriesnumber i o v rms v rrm v rm symbol ratings volts amps units volts v fm i fsm 200 colorband denotes cathode ld(dia) bd(dia) ll bl ll 1.20 1.25 actualsizeof do-27package sym in mm minimum maximum bl bd ll ld 1.00 0.048 in mm 0.365 0.205 0.052 9.28 5.2 1.3 25.4 1.2 ufr ufr ufr ufr ufr ufr ufr ufr ufr 401 402 403 404 406 408 409 410 50 50 100 100 200 200 300 300 400 400 35 70 140 210 280 600 600 800 800 900 900 1000 1000 420 560 630 700 @t=80c a o @t=55c a o 1.70 1.85 400 seriesufr400-UFR410 do-27 4 4 typicalthermalresistance: maximumaveragedcreversecurrent atrateddcblockingvoltage i rm r q jl r q ja c/w m a @t=25c j o @t=125c j o 10 50 5 50 7.5 18.0 (1)measuredat1mhzandanappliedreversevoltageof4volts. junctionoperatingandstoragetemperaturerange t j, t stg c typicaljunctioncapacitance(note1) c j pf -65to+175 3.01ufr400 notes: maximumreverserecoverytime(i=0.5a,i=1a,i=0.25a) frrr t rr nsec 50 60 75 45 3-ampsdc 4-ampsdc junctiontolead junctiontoair tel.:(310)767-1052fax:(310)767-7958 diotecelectronicscorp. gardena,ca90248u.s.a 18020hobartblvd.,unitb lowswitchingnoise lowthermalresistance highswitchingcapability lowforwardvoltagedrop r proprietaryjunction passivationforsuperiorreliabilityand performance softglass voidfreevacuumdiesolderingformaximum mechanicalstrengthandheatdissipation (soldervoids:typical<2%,max.<10%ofdiearea)
figure5.typicaljunctioncapacitance reversevoltage,(volts) rating&characteristiccurvesforseriesufr400-UFR410 datasheetno.sesa-401-2c figure3.typicalforwardcharacteristics instantaneousforwardvoltage(volts) 1.0 0.1 10 100 0.01 figure4.typicalreversecharacteristics percentofratedpeakreversevoltage 0.01 0.005 0.1 1.0 10 100 500 figure1.forwardcurrentderatingcurve ambienttemperature,c o figure2.maximumnon-repetitivesurgecurrent numberofcyclesat60hz 1 10 100 250 200 150 100 50 0 4ampultrafastrecoverydiodes 3.01ufr400 100 120 140 notes (1) (2) (3)t=25c,pulsewidth=300sec,2.0%dutycycle (4)thesecurvesaretypicalforthehighestvoltagediode inthevoltagegrouping. leadlength=0.375"(9.5mm) jedecmethod,8.3msec.singlehalfsinewave j o m note1 note2 c12 20 40 0 60 80 10 100 resistiveandinductiveloads ufr406-410 ufr400-404 (1)ufr400-404 (2)ufr406-410 (1)ufr400-404 (2)ufr406-410 (1) (1) (2) (2) tel.:(310)767-1052fax:(310)767-7958 diotecelectronicscorp. gardena,ca90248u.s.a 18020hobartblvd.,unitb t=175c j o t=25c j o t=25c j o (1) (1)ufr400-404 (2)ufr406-410 (2) t=175c j o (2) (1) 20 10 0 30 40 50
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