SS22A-LFR thru ss210a-lfr page: 1 frontier electronics corp. 667 e. cochran street, simi valley, ca 93065 tel: (805) 522-9998 fax: (805) 522-9989 e-mail: frontiersales@frontierusa.com web: http://www.frontierusa.com 2a surface mount schottky barrier rectifiers SS22A-LFR thru ss210a-lfr features z for surface mounted applications z low profile package z built-in strain relief z easy pick and place z plastic material used carries underwriters laboratory classification 94 v-0 z extremely low vf z majority carrier conduction z high temperature soldering: 250c/10 seconds at terminals z rohs mechanical data z case: molded plastic, do- 214ac (sma), dimensions in inches and (millimeters z terminals: solder plated z polarity indicated by cathode band z weight 0.064 grams maximum ratings and electrical characteristics ratings at 25 c ambient temperature unless otherwise specified single phase, half wave, 60 hz, resistive or inducti ve load. for capacitive load, derate current by 20% ratings symbol ss22a-lf r ss23a-lf r ss24a-lf r ss25a-lf r ss26a-lf r ss28a-lf r ss210a-lf r units maximum recurrent peak reverse voltage v rrm 20 30 40 50 60 80 100 v maximum rms voltage v rms 14 21 28 35 42 56 70 v maximum dc blocking voltage v dc 20 30 40 50 60 80 100 v maximum average forward rectified current see fig.1 i o 2.0 a maximum overload surge 8.3ms single half sine-wave i fsm 50 a typical thermal resistance (note 2) r jl 17 /w typical thermal resistance (note 2) r ja 75 /w storage temperature range t stg -55 to + 150 operating temperature range t op -55 to + 125 electrical characteristics (a t t a =25 c unless otherwise noted) characteristics symbol ss22a-lf r ss23a-lf r ss24a-lf r ss25a-lf r ss26a-lf r ss28a-lf r ss210a-lf r units maximum forward voltage at 2.0a and 25 (note 1) v f 0.50 0.70 0.85 v maximum reverse current at t a =25 (note 1) i r 1.0 ma maximum reverse current at t a =125 (note 1) i r 20.0 ma note: 1. pulse test : 300 s pulse width , 1% duty cycle 2. p.c.b. mounted 0.55?0.55 ?(1414 mm ) 0.013mm thick copper pad areas .220(5.6) .192(4.9) .190(4.8) .157(4.0) .071(1.8) .035(0.9) .110(2.8) .090(2.3) .080(2.0) .100(2.6) .080(2.0) .065(1.65) .040(1.25) cathode .177(4.5) .071(1.8) .087(2.2) soldering pad
SS22A-LFR thru ss210a-lfr page: 2 ratings and characteristic curve SS22A-LFR thru ss210a-lfr fig. 5 - maximum non-repetitive surge current 50 40 30 20 10 0 peak forward surge current, amperes 1 2 4 10 20 40 100 number of cycles at 60h z 8.3ms single half sine-wave (jedec method) fig. 1 - forward current derating curve 2.0 1.0 0 i o -average rectified current (a) 0 20 40 60 80 100 120 140 160 180 200 single phase half wave 60h z resistive or inductive load lead temperature ( ) p.c.b mounted on 0.30.3?(8.08.0mm) copper pad areas t j =25 pulse width=300us 1% duty cycle fig.2 - typical instantaneous forward characteristics 20 10 1.0 0.1 instantaneous forward current amperes .1 .3 .5 .7 .9 1.1 1.3 1.5 1.7 1.9 2.1 instantaneous forward voltage, volts ss22a-lf~ss24a-lf ss25a-lf ~ss26a-lf ss28a-lf ss2 10 a lf fig. 3 - typical reverse characteristics 100 10 1.0 .10 .01 .001 instantaneous reverse current, milliamperes 0 20 40 60 80 100 120 140 percent of rated peak reverse voltage, (%) t a =75 t j =25 t a =125 ss28a-lf ~ss210a-lf ss25a-lf ~ss26a-lf ss22a-lf ~ss24a-lf fig. 4 - typical junction capacitance 400 200 100 80 60 40 20 10 junction capacitance, p f 0.1 0.4 1.0 4 10 40 80100 reverse voltage, volts t j = 25
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