20v-90v 3.0a SX32 thru sx39 1 of 2 web site: www.taychipst.com features e-mail: sales@taychipst.com maximum ratings and electrical characteristics m e c h a n i c a l d a t a ? plastic package has underwriters laboratory flammability classification 94v-o ? for surface mounted applications ? low profile package ? built-in strain relief ? metal to silicon rectifier. majority carrier conduction ? low power loss,high efficiency ? high surge capacity ? for use in low voltage high frequency inverters, free wheeling, and polarity protection applications ? high temperature soldering guaranteed: 260c /10 seconds at terminals case: jedec do-214ac molded plastic terminals:solder plated, solderable per mil-std-750, method 2026 polarity: color band denotes positive end (cathode) standard packaging: 12mm tape (eia-481) weight: 0.002 ounce, 0.064 gram ratings at 25c ambient temperature unless otherwise specified. resistive or inductive load. notes: a.pulse test with pw =300sec, 2% duty cycle. b.mounted on p.c. board with 14mm 2 (.013mm thick) copper pad areas. maximum recurrent peak reverse voltage maximum rms voltage maximum dc blocking voltage maximum average forward rectified current at t l (see figure 1) peak forward surge current 8.3ms single half sine-wave superim- posed on rated load (jedec method) maximum instantaneous forward voltage at 3.0a (note 1) maximum dc reverse current (note 1) ta= 25c at rated dc blocking voltage ta=100c maximum thermal resistance(note 2) operating and storage temperature range t j storage temperature range 3.0 80.0 0.5 17.0 v v v a a ma 20.0 v rrm v rms v dc v ma c/w c symbols i(av) i fsm v f i r r jl r ja t j t stg c 0.75 55.0 -50 to +150 -50 to +150 20.0 14.0 20.0 60.0 42.0 60.0 30.0 21.0 30.0 40.0 28.0 40.0 50.0 35.0 50.0 90.0 71.0 90.0 80.0 56.0 80.0 0.50 0.85 SX32 sx33 sx34 sx35 sx36 sx38 sx39 units surface mount schottky barrier rectifier
ratings and characteristic curves SX32 thru sx39 2 of 2 e-mail: sales@taychipst.com web site: www.taychipst.com 20v-90v 3.0a SX32 thru sx39 surface mount schottky barrier rectifier instantaneous forward current , amperes fig.2- typical instantaneous forward characteristic instantaneous forward voltage, volts average forward recitified current , amperes fig.1- forward current derating curve lead temperature, c o .4 .5 .6 .7 .8 .9 1.0 1.1 50 0.1 fig.3- typical reverse characteristic instantaneous reverse current , milamperes 20 40 60 80 100 120 140 10 1.0 0.10 0.01 .001 peak forward surge current , amperes number of cycle at 60hz 1000 10 0.1 1.0 10 100 capacitance, pf fig.4- typical junction capacitance reverse voltage, volts 1 10 100 100 80 60 40 0 50 60 70 80 90 100 110 120 130 140 150 3.0 2.5 2.0 1.5 1.0 0.5 0 10 1.0 .3 .2 100 fig.5- maximum non-repetitive peak forward surge current t=100c a o t=75c a o t=25c a o SX32-sx34 sx35-sx39 t = 25 c j o percent of rated peak reverse voltage,% single phase half wave 60hz resistive or inductive load p.c.b mounted on 0.55 x 0.55" ( 14 x 14mm ) copper pad areas t = 25 c pulse width = 300 s 1% duty cycle j o SX32-sx34 sx35-sx39 20 t = 150 c 10ms single half sine-wave j o sx38~sx39 sx35~sx36 SX32~sx34
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