ratings at 25 ambient temperature unless otherwise specified. single phase half wave, 60hz, resistive of inductive load. for capacitive load, derate current by 20% unit marking code maximum recurrent peak reverse voltage v rrm volts maximum rms voltage v rms volts maximum dc blocking voltage v dc volts maximum average forward rectified current peak forward surge current 8.3 ms single half sine-wave superimposed on rated load (jedec method) typical thermal resistance (note 2) r jc /w typical junction capacitance (note 1) c j p f operating temperature range t j storage temperature range tstg symbol unit maximum forward voltage at 3.0a dc v f volts maximum average reverse current at @t c =25 rated dc blocking voltage @t c =100 characteristics amps amps i o i fsm 3.0 -55 to +150 80.0 30 150 i r mamps 0.5 20 sk32c thru SK320C pb free product c a s e : m o l d e d p l a s t i c , d o - 2 1 4 a b ( s m c ) * maximum ratings and electrical characteristics notes: 1- measured at 1 mh z and applied reverse voltage of 4.0 vdc. 2- thermal resistance from junction to case. willas electronic corp. 2011-07 3.0a schottk y barrier rectifiers -20v- 200v smc package features mechanical data 20 30 40 50 60 80 100 150 200 l o b m y s s g n i t a r -55 to +150 -55 to +125 SK320C 20 30 40 50 60 80 100 150 200 14 21 28 35 42 56 70 105 140 0.55 0.70 0.85 0.90 0.87 * * * * * * * sk315c sk310c sk38c sk32c sk33c sk34c sk35c sk36c SK320C sk315c sk310c sk38c sk32c sk33c sk34c sk35c sk36c 100 180 l e a d : m i l - s t d - 2 0 2 e m e t h o d 2 0 8 c g u a r a n t e e d w e i g h t : a p p r o x i m a t e d 0 . 2 3 1 g r a m m o u n t i n g p o s i t i o n : a n y e p o x y : u l 9 4 v - o r a t e f l a m e r e t a r d a n t i d e a l f o r s u r f a c e m o u n t e d a p p l i c a t i o n s l o w s w i t c h i n g n o i s e l o w f o r w a r d v o l t a g e d r o p h i g h c u r r e n t c a p a b i l i t y h i g h s w i t c h i n g c a p a b i l i t y h i g h rel i a b i l i t y h i g h s u r g e c a p a b i l i t y r o h s p r o d u c t f o r p a c k i n g c o d e s u f f i x " g " , h a l o g e n f r e e p r o d u c t f o r p a c k i n g c o d e s u f f i x " h " . SK320C sk315c sk310c sk38c sk32c sk33c sk34c sk35c sk36c 110 80 willas dimen s ion s i n i n c he s an d (millim e t er s ) 0.006 ( 0.152 ) 0.012 ( 0.305 ) 0.008 ( 0.203 ) 0.002 ( 0.151 ) 0.320 ( 8.13 ) 0.305 ( 7.75 ) 0.030 ( 0.76 ) 0.060 ( 1.52 ) 0.079 ( 2.06 ) 0.103 ( 2.62 ) 0.260 ( 6.60 ) 0.280 ( 7.11 ) 0.220 ( 5.59 ) 0.245 ( 6.22 ) 0.128 ( 3.25 ) 0.108 ( 2.75 )
rating and characteristic curves willas electronic corp. 2011-07 pb free product 3.0a surf ace mount schottky smc package willas barrier rectifiers -20v- 200v sk32c thru SK320C s c i t s i r e t c a r a h c d r a w r o f l a c i p y t - 2 . g i f e v r u c g n i t a r e d t n e r r u c d r a w r o f l a c i p y t - 1 . g i f 2 3 4 5 s m320 c ~ s m3 6 0 c fo r w a r d cu r r e n t , ( a ) 0 1 2 3 4 5 0 2 0 4 0 6 0 8 0 1 0 0 1 2 0 1 4 0 1 6 0 1 8 0 2 0 0 s m320 c ~ s m3 6 0 c s m380 c ~ s m3 2 0 0 c av e r ag e f o r w a r d c u r r e n t , ( a ) a m b i e n t t e m p e r a t u r e ( ) fig. 3-max i mum non-repet it ive forw ard surge curren t fig. 4-t y pical reverse charact erist i cs 0 1 2 3 4 5 0 2 0 4 0 6 0 8 0 1 0 0 1 2 0 1 4 0 1 6 0 1 8 0 2 0 0 s m320 c ~ s m3 6 0 c s m380 c ~ s m3 2 0 0 c av e r ag e f o r w a r d c u r r e n t , ( a ) a m b i e n t t e m p e r a t u r e ( ) 6 0 8 0 1 0 0 cu r r e n t ( a ) t j= 2 5 8 . 3 m s s i n g l e h a l f s i n e w a v e j e d e c m e t h o d 0 1 2 3 4 5 0 2 0 4 0 6 0 8 0 1 0 0 1 2 0 1 4 0 1 6 0 1 8 0 2 0 0 s m320 c ~ s m3 6 0 c s m380 c ~ s m3 2 0 0 c av e r ag e f o r w a r d c u r r e n t , ( a ) a m b i e n t t e m p e r a t u r e ( ) 0 2 0 4 0 6 0 8 0 1 0 0 1 1 0 1 0 0 pea k f o r w a r d s u r g e c u r r e n t ( a ) t j= 2 5 8 . 3 m s s i n g l e h a l f s i n e w a v e j e d e c m e t h o d 0 1 2 3 4 5 0 2 0 4 0 6 0 8 0 1 0 0 1 2 0 1 4 0 1 6 0 1 8 0 2 0 0 s m320 c ~ s m3 6 0 c s m380 c ~ s m3 2 0 0 c av e r ag e f o r w a r d c u r r e n t , ( a ) a m b i e n t t e m p e r a t u r e ( ) 0 2 0 4 0 6 0 8 0 1 0 0 0 0 1 0 1 1 n u m be r o f c y c l e s a t 6 0 h z pea k f o r w a r d s u r g e c u r r e n t ( a ) 5 0 0 s m320 c ~ s m3 4 0 c s m350 c ~ s m3 6 0 c p f ) t j= 2 5 8 . 3 m s s i n g l e h a l f s i n e w a v e j e d e c m e t h o d 0 1 2 3 4 5 0 2 0 4 0 6 0 8 0 1 0 0 1 2 0 1 4 0 1 6 0 1 8 0 2 0 0 s m320 c ~ s m3 6 0 c s m380 c ~ s m3 2 0 0 c av e r ag e f o r w a r d c u r r e n t , ( a ) a m b i e n t t e m p e r a t u r e ( ) 0 2 0 4 0 6 0 8 0 1 0 0 0 0 1 0 1 1 n u m be r o f c y c l e s a t 6 0 h z pea k f o r w a r d s u r g e c u r r e n t ( a ) 1 0 0 2 0 0 3 0 0 4 0 0 5 0 0 s m320 c ~ s m3 4 0 c s m350 c ~ s m3 6 0 c s m380 c ~ s m3 1 0 0 c s m315 0 c s m220 0 c j u n c t i o n c ap a c i t a n c e ( p f ) t j= 2 5 8 . 3 m s s i n g l e h a l f s i n e w a v e j e d e c m e t h o d 0 1 2 3 4 5 0 2 0 4 0 6 0 8 0 1 0 0 1 2 0 1 4 0 1 6 0 1 8 0 2 0 0 s m320 c ~ s m3 6 0 c s m380 c ~ s m3 2 0 0 c av e r ag e f o r w a r d c u r r e n t , ( a ) a m b i e n t t e m p e r a t u r e ( ) 0 2 0 4 0 6 0 8 0 1 0 0 0 0 1 0 1 1 n u m be r o f c y c l e s a t 6 0 h z pea k f o r w a r d s u r g e c u r r e n t ( a ) 0 1 0 0 2 0 0 3 0 0 4 0 0 5 0 0 0 1 1 0 1 0 0 s m320 c ~ s m3 4 0 c s m350 c ~ s m3 6 0 c s m380 c ~ s m3 1 0 0 c s m315 0 c s m220 0 c r ev e r s e v o l t a g e ( v ) j u n c t i o n c ap a c i t a n c e ( p f ) t j= 2 5 8 . 3 m s s i n g l e h a l f s i n e w a v e j e d e c m e t h o d 0 1 2 3 4 5 0 2 0 4 0 6 0 8 0 1 0 0 1 2 0 1 4 0 1 6 0 1 8 0 2 0 0 s k 32 c ~ s k 3 1 0c av e r ag e f o r w a r d c u r r e n t , ( a ) a m b i e n t t e m p e r a t u r e ( ) 0 2 0 4 0 6 0 8 0 1 0 0 0 0 1 0 1 1 n u m be r o f c y c l e s a t 6 0 h z pea k f o r w a r d s u r g e c u r r e n t ( a ) 0 1 0 0 2 0 0 3 0 0 4 0 0 5 0 0 0 1 1 0 1 0 0 s k 32 c ~ s k 3 4c s k 35 c ~ s k 3 6c s k 38 c ~ s k 3 10c s k 315c s k 320c r ev e r s e v o l t a g e ( v ) j u n c t i o n c ap a c i t a n c e ( p f ) t j= 2 5 8 . 3 m s s i n g l e h a l f s i n e w a v e j e d e c m e t h o d 0 . 0 0 1 0 . 0 1 0 0 . 1 0 0 1 . 0 0 0 1 0 . 0 0 0 1 0 0 . 0 0 0 2 0 4 0 6 0 8 0 1 0 0 r e v e r s e l e a k a g e c u r r e n t ( m a ) p e r c e n t a g e r a t e d p e a k r e v e r s e v o l t a g e ( % ) 2 5 1 0 0 s k31 5c~ SK320C 0.01 0.10 1.00 10 .00 10 0.0 0 0.2 0.4 0.6 0.8 1.0 sk32 c ~ sk34 c sk35 c ~ sk36 c sk38 c ~ sk31 0 c sk31 5c sk32 0c forw ar d voltage (v) instantaneous forw ard current (a) t j = 2 5 pu l se w i d t h 3 0 0 u s 2 % d u t y c yc l e
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