sk52 - sk5b surface mount schottky barrier rectifiers prv : 20 - 100 volts i o : 5.0 amperes 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 sk 52 sk 53 sk 54 sk 55 sk 56 sk 57 sk 58 sk 59 sk 5b unit maximum recurrent peak reverse voltage v rrm 20 30 40 50 60 70 80 90 100 v maximum rms voltage v rms 14 21 28 35 42 49 56 63 70 v maximum dc blocking voltage v dc 20 30 40 50 60 70 80 90 100 v maximum average forward current see fig.1 i f(av ) 5.0 a maximum peak forward surge current, 8.3ms single half sine wave superimposed on rated load (jedec method) maximum forward voltage at i f = 5 a (note 1) v f 0.55 0.67 0.79 v maximum reverse current at ta = 25 c i r 0.5 ma rated dc blocking voltage (note 1) ta = 100 c i r(h) 50 25 ma junction temperature range t j - 65 to + 125 - 65 to + 150 c storage temperature range t stg - 65 to + 150 c note : (1) pulse test : pulse width = 300 m s, duty cycle = 2%. page 1 of 2 rev. 03 : march 25, 2005 rating i fsm 150 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 ( sk52 - sk5b ) fig.1 - forward current derating curve fig.2 - maximum non-repetitive peak forward surge current 0 25 50 75 100 125 150 175 1 2 4 10 20 40 100 lead temperature, ( c) number of cycles at 60hz fig.3 - typical forward characteristics fig.4 - typical reverse characteristics 0.1 0.3 0.5 0.7 0.9 1.1 1.3 1.5 1.7 1.9 2.1 page 2 of 2 rev. 03 : march 25, 2005 4 3 2 1 5 120 0 150 0 90 60 30 p e a k f o r w a r d s u r g e c u r r e n t , a m p e r e s a v e r a g e f o r w a r d c u r r e n t , a m p e r e s 10 1.0 80 0.01 0.1 0 20 40 6 percent of rated reverse voltage, (%) t j = 100 c t j = 25 c r e v e r s e c u r r e n t , m i l l i a m p e r e s sk52 sk53 sk54 sk55 thru sk5b 1.0 0.1 10 f o r w a r d c u r r e n t , a m p e r e s forward voltage, volts 20 sk55 sk56 sk57 t j = 25 c pulse width = 300 m s duty cycle = 2% sk52 sk53 sk54 sk58 SK59 sk5b
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