b 3 20b thru b 3100b surface mount schottky barrier rectifier reverse voltage - 20 to 100 volts forward current - 3.0 amperes maximum ratings and electrical characteristics note: 1.measured at 1mhz and applied reverse voltage of 4.0v d.c. 2.p.c.b. mounted with 0.2x0.2 ? (5.0x5.0mm) copper pad areas 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%. volts volts volts symbols units amps amps volts v rrm v rms v dc i (av) i fsm v f 3.0 100.0 0.70 operating junction temperature range maximum repetitive peak reverse voltage maximum rms voltage maximum dc blocking voltage maximum average forward rectified current at t l (see fig.1) peak forward surge current 8.3ms single half sine-wave superimposed on rated load (jedec method) maximum instantaneous forward voltage at 3.0a maximum dc reverse current t a =25 c at rated dc blocking voltage t a =100 c typical junction capacitance (note 1) i r 0.5 r q ja c j t j , t stg 55.0 300 pf c ma typical thermal resistance (note 2) c/w storage temperature range c -50 to +150 -50 to +125 -50 to +150 20 10 0.55 0.85 20 14 20 30 21 30 40 28 40 50 35 50 60 42 60 80 56 80 100 70 100 500 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 case : jedec do-214aa molded plastic body terminals : leads solderable per mil-std-750, method 2026 polarity : color band denotes cathode end mounting position : any weight mdd catalog number :0.003 ounce, 0.093 grams 0.071 (1.80) 0.087 (2.20) dimensions in inches and (millimeters) 0.180(4.57) 0.160(4.06) 0.155(3.94) 0.130(3.30) do-214aa/smb 0.060(1.52) 0.030(0.76) 0.220(5.59) 0.205(5.21) 0.012(0.305) 0.006(0.152) 0.008(0.203)max. 0.096(2.44) 0.084(2.13) b320b b330b b340b b350b b360b b380b B3100B
ratings and characteristic curves b 3 20b thru b 3 100b 3.0 2.4 1.8 1.2 0.6 0 0 25 50 75 100 125 150 175 100 80 60 40 20 0 0.1 1.0 10 100 0.01 0.1 1 10 100 100 10 1 0.1 reverse voltage,volts t,pulse duration,sec. fig. 5-typical junction capacitance fig. 6-typical transient thermal impedance number of cycles at 60 hz fig. 2-maximum non-repetitive peak forward surge current fig. 1- forward current derating curve average forward rectified current, amperes junction capacitance, pf peak forward surge current, amperes 1 10 100 8.3ms single half sine-wave (jedec method) 10 100 1000 2000 0 20 40 60 80 100 100 10 1 0.1 0.01 0.001 tj=75 c tj=25 c tj=100 c percent of peak reverse voltage,% fig. 4-typical reverse characteristics instantaneous reverse current, milliamperes transient thermal impedance, c/w ambient temperature, c b 3 20b-b s 360b b 3 80b-b s 3100b single phase half wave 60hz resistive or inductive load 50 10.0 1 0.1 0.01 fig. 3-typical instantaneous forward characteristics instantaneous forward current,amperes instantaneous forward voleage, volts b 3 20b-s s 340b b 3 50b-b s 360b b 3 80b-b s 3100b t j =25 c 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 t j =25 c b3 20b-b s 340b b 3 60b-b s 3100b 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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