us5a thru us5m surface mount ultra fast rectifier reverse voltage - 50 to 1000 volts forward current - 5.0 amperes note: 1.reverse recovery condition i f =0.5a,i r =1.0a,irr=0.25a 2.measured at 1mhz and applied reverse voltage of 4.0v d.c. 3.p.c.b. mounted with 0.2x0.2 ? (5.0x5.0mm) copper pad areas maximum ratings and electrical characteristics volts volts volts symbols units amps amps volts v rrm v rms v dc i (av) i fsm v f 5.0 100.0 1.4 operating junction and storage temperature range maximum repetitive peak reverse voltage maximum rms voltage maximum dc blocking voltage maximum average forward rectified current at t l =55 c peak forward surge current 8.3ms single half sine-wave superimposed on rated load (jedec method) maximum instantaneous forward voltage at 5.0a maximum dc reverse current t a =25 c at rated dc blocking voltage t a =100 c i r 10.0 300.0 r q ja c j t j , t stg 15.0 15 -50 to +150 pf c a m typical thermal resistance (note 3) c/w typical junction capacitance (note 2) maximum reverse recovery time (note 1) t rr 50 75 ns us5a us5b us5d us5g us5j US5K us5m ratings at 25 c ambient temperature unless otherwise specified. single phase half-wave 60hz,resistive or inductive load,for capacitive load current derate by 20%. 50 35 50 100 70 100 200 140 200 400 280 400 600 420 600 800 560 800 1000 700 1000 1.0 1.7 dimensions in inches and (millimeters) case : jedec do-214ab molded plastic body over passivated chip terminals : solder plated, solderable per mil-std-750, method 2026 polarity : color band denotes cathode end mounting position : any weight :0.007 ounce, 0.25grams the plastic package carries underwriters laboratory flammability classification 94v-0 for surface mounted applications low reverse leakage built-in strain relief,ideal for automated placement high forward surge current capability high temperature soldering guaranteed: 250 c/10 seconds at terminals features mechanical data 0.280(7.11) 0.260(6.60) 0.245(6.22) 0.220(5.59) do-214ab/smc 0.126 (3.20) 0.114 (2.90) 0.060(1.52) 0.030(0.76) 0.320(8.13) 0.305(7.75) 0.012(0.305) 0.006(0.152) 0.008(0.203)max. 0.103(2.62) 0.079(2.06) glass passivated chip junction 12 mdd catalog number
ratings and characteristic curves us5a thru us5m 1 2 4 6 10 20 40 60 100 200 0.1 0.2 0.4 1 2 4 10 40 100 20 t j =25 us 5 a - us 5 g us 5 j - us 5 m amperes amperes amperes junction capacitance,pf notes:1.rise time = 7ns max.input impedance = 1m .22pf. jjjjj 2.rise time =10ns max.source impedance=50 . instantaneous forward voltage, volts instantaneous forward current fig.1 -- test circuit diagram and reverse recovery time characteristic average forward current s e t t i m e ba s e f o r 2 0 / 3 0 n s / c m fig.3 -- forward derating curve z fig.5 -- peak forward surge current l ea d t e m p e r a t ur e , peak forward surge current number of cycles at 60hz reverse voltage,volts pulse generator (note2) d.u.t. 1 nonin- ductive 50 n 1. 10 n1. oscilloscope (note 1) (+) 25vdc (approx) (-) - 1 . 0 a - 0 . 25a 0 + 0 . 5 a t rr 1cm 0 0.01 0.1 1.0 10 100 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 50 \ 10 0 \ 200v 600 \ 80 0 \ 100 0 v t j =25 p u l s e w i d t h= 3 0 0 s 400v 0 1 10 100 5 8.3ms single half sine-wave 50 50 100 1 2 3 4 5 0 25 50 75 100 125 150 single phase half wave 60h z resistive or inductive load 0 175 fig.2 -- typical forward characteristic fig.4 -- typical junction capacitance the cruve g ra p h is for reference onl y , can't be the basis for j ud g ment ( ? ) !
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