surface mount schottky barrier rectifier e-mail: sales@taychipst.com web site: www.taychipst.com 1 of 2 B220 thru b260 2.0a features m e c h an i c al d at a ? built-in strain relief ? c a s e : j e d e c d o - 214 a a , m o l ded p l a s t i c o v er 1 11 1 pa ss i v a t ed c hip ? low power loss,high effciency ? plastic package has underwriters laborator 111 flammability classification 94v-0 ? high temperature soldering guaranteed:250 o c/10 1 11 seconds at terminals ? polarity: color band denotes cathode end weigh t : 0 . 0 0 3 oun c e s , 0 . 093 ? low profile package ? for surface mounted applications ? terminals:solder plated, solderable per mil-std-750, 1 11 1 m e t h od 2026 ? high current capability,low forward voltage drop ? for use in low voltage high frequency inverters,free 111 wheeling and polarity protection applications ? guardring for overvoltage protection ? metal silicon junction, majority carrier conduction ? high surge capability gram maximum ratings and elect rical char acterist ics @ t a = 25c unless otherwise s pecified single phase, half wave, 60hz, resistive or inductive load. for capac itive load, derate current by 20% . notes: 1. thermal resistance: junction to terminal, unit mounted on pc board with 5.0 mm 2 (0.013 mm thick) copper pad as heat sink. 2. measured at 1.0 mhz and applied reverse v oltage of 4.0v dc. 3. rohs revision 13.2.2003. high temperature solder exemption applied, see eu directive annex n ote 7. characteristic symbol B220 b230 b240 b250 b260 unit peak repetitive revers e voltage working peak revers e voltage dc blocking voltage v rrm v rwm v r 20 30 40 50 60 v rms reverse voltage v r (rms) 14 21 28 35 42 v average rectified output curr ent @ t t = 100c i o 2.0 a non-repetitive peak forwar d surge current, 8.3ms s ingle half sine-wave superimposed on r ated load i fsm 50 a forward voltage @ i f = 2.0a v fm 0.50 0.70 v peak revers e current @ t a = 25c at rated dc blocking voltage @ t a = 100c i rm 0.5 20 ma typical total capacitance (n ote 2) c t 200 pf typical thermal resistanc e, junction to terminal r q jt 20 c/w typical thermal resistanc e, junction to ambient (note 1) r q ja 25 c/w operating and storage temperature range t j , t stg -65 to +150 c
e-mail: sales@taychipst.com web site: www.taychipst.com 2 of 2 surface mount schottky barrier rectifier B220 thru b260 2.0a average forward rectified current,amperes ambient temperature ?? fig. 1 -- forward derating curve 0.5 1.0 50 70 0 1.5 2 . 0 60 80 90 100 110 120 130 resistive or inductive load 0.375"(9.5mm) lead length 140 0 1 0 2 0 3 0 4 0 5 0 1 1 0 1 0 0 i , p e a k f o r w a r d s u r g e c u r r e n t ( a ) f s m n u m b e r o f c y c l e s a t 6 0 h z f ig . 3 m a x n o n -r e p e ti ti v e p e a k f o rw a rd s u rg e c u rr e n t s in g le h a lf -s in e -wa v e 1 0 1 0 0 1 0 0 0 0 .1 1 1 0 1 0 0 c , t o t a l c a p a c i t a n c e ( p f ) t v , r e v e r s e v o l t a g e ( v ) r f ig . 4 t y p ic a l t o tal c a pa c ita n c e t = 2 5 c j f = 1 m h z . 0 20 40 60 80 10 0 12 0 14 0 i , i n s t a n t a n e o u s r e v e r s e c u r r e n t ( m a ) r pe r c en t of r a te d p ea k r ev er se v o l t ag e (% ) fi g. 5 t yp ic al r ev er se c ha ra ct er is tic s t = 10 0 c j t = 75 c j t = 25 c j 10 0 10 1. 0 0. 1 0. 01 0. 00 1 2 0 3 0 4 0 5 0 1 6 1 2 8 4 2 4 2 0 3 2 2 8 3 6 4 0 t , d e r a t e d a m b i e n t t e m p e r a t u r e ( c ) a v , d c r e v e r s e v o l t a g e ( v ) r f i g . 6 o p e r a t i n g t e m p e r a t u r e d e r a t i n g ( b 2 4 0 ) 6 0 7 0 8 0 1 2 0 1 3 0 9 0 1 0 0 1 10 1 5 0 1 4 0 1 6 0 0 n o t e 5 0 0.01 0.1 1 10.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 30.0 1.6 t j =125 c t j =150 c t j =25 c puise width=300 s 1%duty cycle B220- - b240 b250 - -b260 o o o instantaneous forward current,amperes fi g. 2 -- typi cal forward characteri sti cs instantaneous forward voltage,volts
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