* f or s u r f a c e m o u n t a pp l i c a ti o n * m e tal - s e m i c ond u c t or j u n c ti o n w ith g u a r d r i n g * e p itaxial c ons t r u c ti o n * v e r y l o w f o r w a r d v olta ge d r o p *hi g h c u r r e n t c a p a b il i t y * p lastic m e t e r ial has ul f lamma b il i t y c lassi f i c a tion 94 v - 0 * f or u s e in l o w , a nd p ol a r i t y p r o t e c tion a pp l i c a tio n s * c as e : m old e d p last i c * p ol a r i t y : ind i c a t e d b y c a t h o d e b a n d * w e i g h t : 0.002 ou n c e ,0.064 g r a m s reverse voltage 20 to 100 volts for ward current 2.0 ampere b220a thru B2100A sma outline dimension mechanical data featur e: surface mount schottky barrie r rectifiers u nit : m m http://www .weitron.com.tw weitron sma dim min max a b c d e g h j 2.20 4.00 1.27 0.15 4.48 0.10 0.76 1.70 2.92 4.60 1.63 0.31 5.59 0.20 1.52 2.62 sma(do-214ac) l e a d( p b)- f r ee p b 1/3 re v . a 16-mar-07
h t t p : / / w w w . w e i t r o n . c o m . t w w e i t r o n 2/3 re v . a 16-mar-07 b220a thru B2100A rating 25c ambient temperature unless otherwise speci?ed. single phase half wave, 60hz, resistive or inductive load. for capacitive load, derate current by 20%. maximum ratingsand electrical characteristics characteristics symbol unit v v v a a v ma v rrm v rms v dc i fsm v f i r 30 20 40 60 80 50 0.5 20 75 b220a b230a b240a b250a b260a b280a b290a B2100A 90 100 30 20 40 60 80 50 90 100 21 14 28 42 56 35 63 70 2.0 50 0.50 0.70 0.85 maximum recurrent peak reverse voltage i f(av) maximum rms voltage maximum dc blocking voltage maximum average forward recti?ed current .375?(9.5mm) lead length (see fig.1) maximum instantaneous at 2.0a dc peak forward surge current,8.3 ms single half sine-wave superimposed on rated load (jedec) maximum dc reverse current @ta = 25c at rated dc blockingvoltage @ta = 100c typical thermal resistance 2 c c -50 to +125 -65 to +150 c/w t stg storagetemperature range operatingtemperature range r ja 170 typical junction capacitance 1 pf c j t j 2. thermal resistance junction to ambient. 1. measured at 1.0mhz applied reverse voltage of 4.0v d.c. notes:
w e i t r o n h t t p : / / w w w . w e i t r o n . c o m . t w 3/3 re v . a 16-mar-07 0.1 1.0 .01 10 50 rating and charact e ristic curves fig.2-typical forward characteristics fig.1-typical forward current der a ting curve ) a ( , t n e r r u c d r a w r o f e g a r e v a fig.3-maximum non-repetitive forward surge current ) a ( , t n e r r u c e g r u s d r a a w r o f k a e p fig.4-typical junction capaci t ance reverse voltage,(v) ) f p ( , e c n a t i c a p a c n o i t c n u j ) a ( , t n e r r u c d r a w r o f s u o e n a t n a t s n i forward vol t age,(v) pulse width 300us 1% duty cycle 0.4 0.8 1.2 1.6 2.0 2.4 0 2 0 4 0 6 0 8 0 10 0 12 0 14 0 16 0 18 0 200 0 350 300 250 200 150 100 50 0 20 10 30 50 40 .01 .05 .1 .5 1 5 10 50 100 .1 .3 .5 .7 .9 1.1 1.3 1.5 3.0 ambient temperature (c) .1 1.0 10 100 fig.5 - typical reverse characteristics ) a m ( , t n e r r u c e g a k a e l e s r e v e r percentage rated peak reverse vo l tage 0 20 40 60 80 100 120 140 .01 tj=75 c b 2 2 0 a ~ b 2 4 0 a b 2 5 0 a ~ b 2 1 0 0 a b 5 2 a 0 ~ b 6 2 a 0 b 8 2 a 0 ~ b 1 2 0 0 a b 2 2 a 0 ~ b 4 2 a 0 tj=25 c tj=25 c number of cycles at 60hz 1 10 5 50 100 tj=25 c 8.3ms single half sine wave jedec method b220a thru B2100A
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