21201 itasca st. chatsworth, ca 91311 phone: (818) 701-4933 fax: (818) 701-4939 sk22 thru sk210 2 amp schottky rectifier 20 - 100 volts do-214aa (smbj) features ? schottky barrier rectifier ? guard ring protection ? low forward voltage ? reverse energy tested ? high current capability ? extremely low thermal resistance dimensions inches mm dim min max min max note a .095 .115 2.42 2.92 1 b .081 .087 2.06 2.21 c --- .008 --- .40 d --- .02 --- .51 e .030 .060 .76 1.52 f .065 .084 1.65 2.13 g .205 .228 5.21 5.79 h .160 .180 4.06 4.57 j .130 .155 3.30 3.94 1) maximum jedec spec is .096? or 2.44 mm maximum ratings ? operating temperature: -65 c to +175 c ? storage temperature: -65 c to +175 c ? maximum thermal resistance; 15 c/w junction to lead microsemi part number device marking maximum recurrent peak reverse voltage maximum rms voltage maximum dc blocking voltage sk22 sk22 20v 14v 20v sk23 sk23 30v 21v 30v sk24 sk24 40v 28v 40v sk25 sk25 50v 35v 50v SK26 SK26 60v 42v 60v sk28 sk28 80v 56v 80v sk210 sk210 100v 70v 100v electrical characteristics @ 25 c unless otherwise specified average forward current i f(av) 2.0a t j = 90 c peak forward surge current i fsm 50a 8.3ms, half sine maximum instantaneous forward voltage sk22-sk24 sk25-26 sk28-210 v f .50v .70v .85v i fm = 2.0a; t a = 25 c* maximum dc reverse current at rated dc blocking voltage i r .5ma t a = 25 c typical junction capacitance sk22 sk23-sk210 c j 230pf 50pf measured at 1.0mhz, v r =4.0v *pulse test: pulse width 300 sec, duty cycle 2% 0.075? 0.085 ? 0.095? suggested solder pad layout h j e f g a b d c cathode band
figure 1 typical forward characteristics instantaneous forward current - amperes versus instantaneous forward voltage - volts 0 .2 .4 .6 .8 1.0 1.2 1.4 .1 .2 .4 .6 .8 1.0 2.0 4.0 6.0 8.0 10 20 40 60 80 100 volts amps figure 2 typical reverse characteristics 0 5 10 15 20 25 30 35 40 45 50 .001 .1 1 10 10 1000 125 c 75 c 25 c typical reverse current - ma versus reverse voltage - volts ma volts 25 c sk22-sk24 figure 3 t yp ical junction ca p acitance junction capacitance - pf versus reverse voltage - volts volts pf 0. 0.5 1.0 5.0 10 50 100 100 200 400 600 100 2000 4000 6000 10000 figure 4 new smb assembly round lead sk25-SK26 sk28-sk210 sk22 thru sk210
average forward rectified current - amperes versus ambient temperature - c figure 6 forward derating curve 0 175 50 75 100 125 0 .4 .8 1.2 single phase, half wave 60hz resistive or inductive load amps c 150 1.6 2.0 2.4 1 100 4 0 10 20 30 8 figure 5 peak forward surge current peak forward surge current - amperes versus number of cycles at 60hz - cycles amps cycles 2 6 10 20 60 80 40 40 50 60 sk22 thru sk210
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