features maximum ratings and electrical characteristics ratings at 25 o c ambient temperature unless otherwise specified. single phase, half wave, 60 hz, resistive or inductive load. for capacitive load, derate current by 20%. maximum ra tings (at t a = 25 o c unless otherwise noted) electrical characteristics (at t a = 25 o c unless otherwise noted) notes : 1. thermal resistance (junction to ambient). 2. measured at 1 mhz and applied reverse voltage of 4.0 volts. 3. p.c.b monuted with 0.2x0.2 (5.0x5.0mm 2 ) copper pad area. * ideal for surface mounted applications * low leakage current * metallurgically bonded construction * mounting position: any * weight: 0.066 gram * epoxy: device has ul flammability classification 94v-o dimensions in inches and (millimeters) characteristics maximum average reverse current at rated dc blocking voltage v f symbol i r mamps maximum instantaneous forward voltage at 2.0a d c volts 20 @t a = 25 o c @t a = 100 o c mamps units .85 ratings maximum recurrent peak reverse voltage maximum rms voltage maximum dc blocking voltage maximum average forward rectified current at derating lead temperature peak forward surge current 8.3 ms single half sine-wave superimposed on rated load (jedec method) typical thermal resistance (note 1) typical junction capacitance (note 2) symbol v rrm v dc i fsm c j t stg v rms units volts volts volts amps 2.0 50 40 amps 0 c/w 0 c storage temperature range i o pf operating temperature range t j 20 40 50 6030 14 28 35 4221 20 40 50 6030 -65 to + 150 -65 to + 150 0 c r q ja 80 100 56 70 80 100 mechanical data pb free product surface mount schottky barrier rectifier ss22a thru SS210A
rating and characteristic curves fig. 1 - typical forward current derating curve avreage forward current, (a) 2.0 1.5 1.0 0.5 0 0 2 5 75 100 125 150 17550 lead temperature, ( ) single half wave 60hz resistive or inductive load 0.375" (9.5mm) lead length fig. 3a - typical reverse characteristics 100 10 1.0 0.1 .01 .001 instantaneous reverse current (ma) t j = 25 t j = 125 20 40 60 80 100 120 140 percent of rated peak reverse voltage, (%) 0 t j = 75 fig. 4 - typical junction capacitance junction capacitance, (pf) 400 200 100 80 60 40 20 10 .1 .4 1.0 4 10 40 80 tj = 25 reverse voltage, (v) fig. 2 - typical instantaneous forward charcteristics instantaneous forward current, (a) instantaneous forward voltage, (v) 20 10 1.0 .1 .1 .3 .5 .7 .9 1.1 1.3 1.5 1.7 1.9 2.1 t j = 25 pulse width = 300us 1% duty cycle 8.3ms single half sine-wave fig. 5 - maximum non-repetitive forward surge current peak forward surge current, (a) number of cycles at 60hz jedec method 1 2 4 6 810 20 40 80100 0 10 20 30 40 50 fig. 3b - typical reverse characteristics instantaneous reverse current (ma) percent of rated peak reverse voltage, (%) 100 10 1.0 0.1 .01 .001 t j = 25 t j = 75 t j = 125 t j = 150 0 20 40 60 80 100 120 140
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