page . 1 stad-dec.02.2009 1 SB820~sb860 features ? plastic package has underwriters laboratory flammability classification 94v-o utilizing flame retardant epoxy molding compound. ? exceeds environmental standards of mil-s-19500/228 ? low power loss, high efficiency. ? low forwrd voltge, high current capability ? high surge capacity. ? for use in low voltage,high frequency inverters free wheeling , and polarlity protection applications. ? in compliance with eu rohs 2002/95/ec directives d 2 pak surface mountschottky barrier rectifier .058(1.47) .042(1.07) voltage 20 to 60 volts current 8 ampere mechanical data ? case: to-220ac molded plastic package ? terminals: lead solderable per mil-std-750, method 2026 ? polarity: as marked. ? mounting position: any ? weight: 0.0655 ounces, 1.859 grams. maximum ratings and electrical characteristics ratings at 25c ambient temperature unless otherwise specified. single phase, half wave, 60 hz, resistive or inductive load. for capacitive load, derate current by 20% parameter symbol SB820 sb830 sb840 sb845 sb850 sb860 units maximum recurrent peak reverse voltage v rrm 20 30 40 45 50 60 v maximum rms voltage v rms 14 21 28 31.5 35 42 v maximum dc blocking voltage v dc 20 30 40 45 50 60 v maximum average forward current at tc =75 o ci f(av) 8a peak forward surge current :8.3ms single half sine- wave superimposed on rated load(jedec method) i fsm 150 a maximum forward voltage at 8.0a v f 0.55 0.75 v maximum dc reverse current t j =25 o c at rated dc blocking voltage t j =100 o c i r 0.2 50 0.1 50 ma typical thermal resistance r jc 4 o c / w operating junction temperature range t j -55 to +125 -55 to +150 o c storage temperature range t stg -55 to +150 o c notes: both bonding and chip structure are available.
page . 2 stad-dec.02.2009 1 SB820~sb860 rating and characteristic curves fig.4- typical instantaneous forward characteristics fig.2- maximum non - repetitive surge current instantaneous forward current amperes instantaneous forward voltage, volts peak forward surge current amperes no. of cycle at 60hz 150 120 110 90 70 50 30 20 10 1 2 5 10 20 50 100 8.3ms single half since-wave jedec method average forward current amperes fig.1- forward current derating curve case temperature, c o 0 50 100 150 10 8 6 4 2 0 fig.3- typical reverse characteristics instantaneous reverse current ,ma percent of instantaneous reverse voltage,(%) 020406080100 10 1.0 0.1 0.01 .001 t=100c o t=75c o t=25c j j j o v =20-40v v =50-60v rrm rrm .3 .4 .5 .6 .7 .8 0.9 1.0 40 10 8 6 4 2 1.0 .8 .6 .4 .2 .1 t=25c pulse width = 300 s 1% duty cycle j o m 20v~45v 50~60v
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