http://www.weitron.com.tw weitron b0530ws sod-323 surface mount schottky barrier rectifier 1/3 22-jun-09 l e ad(pb)-free p b small signal schottky diodes 500m amperes 30 volts features: description: * low forward voltage drop. * guard ring construction for transient protection. * high conductance. * case material: molded plastic. ul flammability * moisture sensitivity: level 1 per j-std-020c. * terminals: solderable per mil-std-202, method 208. * polarity: cathode band. * marking: se * weight: 0.004 grams (approximate). d i m m i n m a x a b c d e h j k 1.60 1 . 8 0 1.15 1 . 3 5 0.80 1 . 0 0 0.25 0 . 4 0 0. 1 5 r e f 0.00 0 . 1 0 0.089 0 . 1 7 7 2.30 2 . 7 0 p i n 1 . c a t h o d e 2 . a n o d e millmeters sod-323 outline demensions unit:mm
weitron b0530ws http://www.weitron.com.tw 2/3 22-jun-09 single phase, half wave, 60hz, resistive or inductive load. for capacitive load, derate current by 20%. maximum ratings @ t a = 25c unless otherwise speci ed characteristic symbol values unit peak repetitive reverse voltage working peak reverse voltage dc blocking voltage v rrm v rwm v r 30 v rms reverse voltage v r(rms) 21 v average recti ed output current i o 0.5 a non-repetitive peak forward surge current 8.3ms single half sine-wave superimposed on rated load i fsm a 2 power dissipation (note 1) p d 235 mw typical thermal resistance junction to ambient (note 1) r ja 426 c/w operating temperature range t j t stg -40 to +125 c c electrical characteristics @ t a = 25c unless otherwise speci ed characteristic symbol min typ max unit reverse breakdown voltage (note 2) v (br)r 30 v i r = 500a forward voltage drop (note 2) v f - - 0.40 - - - - - - 0.36 0.45 v i f = 0.1a i f = 0.5a leakage current (note 2) i r 80 100 500 a junction capacitance c t 58 pf f = 1mhz, v r = 0v storage temperature range note:1. part mounted on fr-4 pc board with recommended pad layout. 2. short duration test pulse used to minimize self-heating e ect. 3. no purposefully added lead. +125 v r = 15v v r = 20v v r = 30v
electrical characteristic curves (t a =25c) b0530ws weitron http://ww w .weitron.com.tw 3/3 22-jun-09 0 7 0 50 60 40 30 20 10 0 10 15 5 20 ) f p ( e c n a t i c a p a c l a t o t , c t v , d c revers e vo l t ag e (v) r fig.4 typical total capacitance vs reverse voltage f = 1mhz 0.001 0.1 0.01 100 1,000 10,000 0 v , ins t an t aneou s revers e vo l t ag e (v) fig.3 typical reverse characteristics r 10 20 30 10 1 t = -65oc a t = 25oc a t = 75oc a t = 100oc a t = 125oc a t = 0oc a 0.1 1 10 0.01 0.001 0 1.0 0.6 0.8 0.4 0.2 e n a t n a t s n i , i o f s u o ) a ( t n e r r u c d r a w r f v , ins t an t aneou s fo r w ar d vo l t ag e (v) fig.2 typical forward characteristics f t = 100oc a t = 75oc a t = 25oc a t = 0oc a t = 125oc a t = -65oc a 0 0.2 0.1 0.4 0.3 0 5 0 10 0 150 f c d , i o ) a ( t n e r r u c d r a w r f t , termina l temper a tur e ( c) fig.1 forward current derating curve t 0.7 0.6 0.5 0.8 2 5 7 5 125 0 240 210 180 150 120 90 60 30 0 0.1 0.2 0.3 0.4 0.5 0.6 p ) v a ( f d r a w r o f e g a r e v a , if(av),average forward current(a) power dissipation(mw) fig.5 forward power dissipation i a v = 1 (dc) i pk
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