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1SS357 surface mount schottky barrier diode sod-323 outline dimensions features: * low forward voltage : vf = 0.28(typ.) @ if = 1ma * low reverse current : ir = 5a(max.) * small outline surface mount sod-323 package mechanical data: * terminals : solderable per mil-std-202 method 208 * polarity : see equivalent circuit diagram. * weight : 0.004 grams(approx) unit:mm schottky barrier 100m amperes 40 volts sod-323 millmeters min dim max 1 2 http://www .weitron.com.tw weitron 1/3 13-sep-05 lead(pb)- f r ee p b
1SS357 maximum rating (t a =25?c) characteristics symbol value unit peak forward surge current junction temperature v rm v r i o i fsm t j 45 40 100 1.0 125 v v ma a c storage temperature t stg -55 to+125 c electrical characteristics (t a =25?c) characteristics symbol min typ max unit maximum instantneous forward voltage i f =1ma i f =10ma i f =100ma maximum instantneous reverse current v r =40v capacitance between terminals v r =0v, f=1mhz v f i r c t 0.6 0.28 0.36 5 25 v a pf device marking & equivalent circuit diagram 1SS357 s31 1 2 average recti?ed forward current continuous reverse voltage peak reverse voltage http://www .weitron.com.tw weitron 2/3 13-sep-05 item marking equivalent circuit diagram 1SS357 electrical characteristic curves (t a =25?c unless specified otherwise) 0 10 20 30 40 50 reverse voltage: v r (v) fig.2 reverse characteristics reverse current i r (a) 100 10 30 3 0.3 1 0.03 0.1 0.0003 0.001 0.003 0.01 0.0001 0 4 8 12 16 20 24 28 32 36 100 50 30 10 5 3 1 reverse voltage:v r (v) fig.3 capacitance between terminal chacteristics capacitance between terminal c t (pf) 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 forward voltage :v f (v) fig.1 forward characteristics forward current i f (ma) 300 100 30 10 3 25?c -25?c 1 0.1 0.3 t a =100?c t a =100?c 75?c 50?c 25?c -25?c 0?c http://www .weitron.com.tw weitron 3/3 12-sep-05 |
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