1s20 - 1s60 schottky barrier rectifier diodes prv : 20 - 60 volts i o : 1.0 am p ere features : * high current capability * high surge current capability * high reliability * high efficiency * low power loss * low forward voltage drop * low leakge * pb / rohs free mechanical data : * case : m1a molded plastic * epoxy : ul94v-o rate flame retardant * lead : axial lead solderable per mil-std-202, method 208 guaranteed * polarity : color band denotes cathode end * mounting position : any * weight : 0.20 gram (approximately) maximum ratings and electrical characteristic s rating at 25 c ambient temperature unless otherwise specified. symbol 1s20 1s30 1S40 1s50 1s60 unit maximum recurrent peak reverse voltage v rrm 20 30 40 50 60 v maximum rms voltage v rms 14 21 28 35 42 v maximum dc blocking voltage v dc 20 30 40 50 60 v maximum average forward rectified current 0.375" (9.5mm) lead length maximum peak forward surge current, 8.3ms single half sine wave superimposed on rated load (jedec method) maximum instantaneous forward voltage at i f = 1.0 a v f 0.55 0.70 v maximum reverse current at ta = 25 c i r 1.0 ma rated dc blocking voltage ta = 100 c i r(h) 10 ma typical thermal resistance (note 1) r ? ja 50 c/w typical jucntion capacitace (note 2) c j 110 pf operating junction temperature range t j - 65 to + 125 - 65 to + 150 c storage temperature range t stg - 65 to + 150 c notes : (1) thermal resistance from junction to ambient, vertical pc board mounting, 0.5" (12.7mm) lead length. (2) measured at 1 mhz and applied revers voltage of 4.0 volts. page 1 of 2 rev. 00 : june 1, 2007 a a rating i f(av) i fsm 1.0 35 m1a dimensions in inches and ( millimeters ) 1.00 (25.4) min. 0.085(2.16) 0.075(1.91) 0.138(3.51) 0.122(3.10) 1.00 (25.4) min. 0.024(0.60) 0.022(0.55) certificate th97/10561qm certificate tw00/17276em
rating and characteristic curves ( 1s20 - 1s60 ) 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 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 20 40 60 80 100 120 140 page 2 of 2 rev. 00 : june 1, 2007 0.8 0.6 0.4 0.2 1.0 40 0 50 0 30 20 10 peak forward surge current, (a) average forward current, (a) 100 10 0.1 1.0 percent of rated reverse voltage, (%) t j = 125 c instantaneous reverse current, (ma) 1s20 - 1S40 1s50 - 1s60 1.0 10 instantaneous forward current, (a) instantaneous forward voltage, (v) 100 t j = 25 c pulse width = 300 s 1% duty cycle 0.1 0.01 0.1 0.3 0.5 0.7 0.9 1.1 1.3 1.5 1.7 1.9 2.1 0.001 t j = 25 c 1s50 - 1s60 1s20 - 1S40 1s20 - 1S40 1s50 - 1s60 certificate th97/10561qm certificate tw00/17276em
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