skn0 - skn2 surface mount schottky barrier rectifiers prv : 20 - 40 volts i o : 3.0 ampere features : * high current capability * high surge current capability * high reliability * high efficiency * low power loss * low cost * low forward voltage drop * pb / rohs free mechanical data : * case : smc molded plastic * epoxy : ul94v-o rate flame retardant * lead : lead formed for surface mount * polarity : color band denotes cathode end * mounting position : any * weight : 0.21 gram maximum ratings and electrical characteristics rating at 25 c ambient temperature unless otherwise specified . single phase, half wave, 60 hz, resistive or inductive load. for capacitive load, derate current by 20%. symbol skn0 SKN1 skn2 unit maximum recurrent peak reverse voltage v rrm 20 30 40 v maximum rms voltage v rms 14 21 28 v maximum dc blocking voltage v dc 20 30 40 v maximum average forward current t l = 95 c i f(av ) 3.0 a maximum peak forward surge current, 8.3ms single half sine wave superimposed on rated load (jedec method) t l = 75 c maximum forward voltage at i f = 3.0 a (note 1) v f 0.475 0.500 0.525 v maximum reverse current at ta = 25 c i r 2.0 ma rated dc blocking voltage (note 1) ta = 100 c i r(h) 20 ma typical thermal resistance r q jl 20 c/w junction temperature range t j - 65 to + 125 c storage temperature range t stg - 65 to + 125 c note : (1) pulse test : pulse width = 300 m s, duty cycle = 2%. page 1 of 2 rev. 02 : march 25, 2005 rating i fsm 80 a smc (do-214ab) dimensions in inches and (millimeter) 0 . 3 0 5 ( 7 . 7 5 ) 0 . 3 2 0 ( 8 . 1 3 ) 0.245(6.22) 0.121(3.07) 0.115(2.92) 0.220(5.59) 0.012(0.305) 0.103(2.62) 0 . 2 8 0 ( 7 . 1 1 ) 0.060(1.52) 0 . 2 6 0 ( 6 . 6 0 ) 0.079(2.00) 0.006(0.152) 0.030(0.76) 0.008(0.203) 0.004(0.102)
rating and characteristic curves ( skn0 - skn2 ) fig.1 - forward current derating curve fig.2 - maximum non-repetitive peak forward surge current 0 20 40 60 80 100 120 140 1 2 4 6 10 20 40 60 100 lead temperature, ( c) number of cycles at 60hz fig.3 - typical forward characteristics fig.4 - typical reverse characteristics 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 page 2 of 2 rev. 02 : march 25, 2005 skn0 skn2 2.4 1.8 1.2 0.6 3.0 80 0 100 0 60 40 20 0.1 10 peak forward surge current, amperes average forward current, amperes forward current, amperes 10 1.0 80 0.01 0.1 140 0 20 40 60 percent of rated reverse voltage, (%) t j = 100 c t j = 25 c reverse current, milliamperes forward voltage, volts 20 SKN1 t j = 25 c pulse width = 300m s
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