50v-1000v 2.0a surface mount high efficiency rectifiers e-mail: sales@taychipst.com web site: www.taychipst.com 1 of 2 uf2a thru uf2m f e a t ur es lo w c o st d i ff u s e d j un c t i on u l t r a f a s t s w i t c h i ng f o r h i gh e ff i c i e n cy lo w r e v e r s e l e a k ag e c u rr e nt lo w f o r w a r d v o l t ag e d r op h i gh c u rr e n t c apab ili ty t h e p l a s t i c m a t e r i a l c a rr i e s u l r e c ogn i t i on 94 v -0 m e ch a n i c a l d a ta c a se m o l d e d p l a s t ic p o l a r i t y : c o l o r band d e no t e s c a t hode w e i gh t: 0 . 003 oun c e s , 0 . 093 g r a ms m oun t i ng po s i t i on : a ny note: 1.reverse recovery condition i f =0.5a,i r =1.0a,irr=0.25a 2.measured at 1mhz and applied reverse voltage of 4.0v d.c. 3. p.c.b. mounted with 0.2x0.2 ? (5.0x5.0mm) copper pad areas maximum ratings and electrical characteristics volts volts volts symbols units amps amps volts v rrm v rms v dc i (av) i fsm v f 2.0 50.0 1.4 operating junction and storage temperature range maximum repetitive peak reverse voltage maximum rms voltage maximum dc blocking voltage maximum average forward rectified current at t l =55 c peak forward surge current 8.3ms single half sine-wave superimposed on rated load (jedec method) maximum instantaneous forward voltage at 2.0a maximum dc reverse current t a =25 c at rated dc blocking voltage t a =100 c i r 5.0 50.0 r q ja c j t j , t stg 50.0 20.0 -65 to +150 pf c a u typical thermal resistance (note 3) c/w typical junction capacitance (note 2) maximum reverse recovery time (note 1) t rr 50 75 ns uf2a uf2b uf2d uf2g UF2J uf2k uf2m ratings at 25 c ambient temperature unless otherwise specified. single phase half-wave 60hz,resistive or inductive load,for capacitive load current derate by 20%. 50 35 50 100 70 100 200 140 200 400 280 400 600 420 600 800 560 800 1000 700 1000 1.0 1.7
surface mount high efficiency rectifiers e-mail: sales@taychipst.com web site: www.taychipst.com 50v-1000v 2.0a 2 of 2 uf2a thru uf2m fi g . 2 C m a x i m u m n o n - r epe t i t i ve s ur g e curr e nt nu m be r o f c y c l es a t 60 hz p e a k f o r w a r d s u r g e c u r r e n t , a m p e r e s p u l se w i d th 8 . 3 ms s i n g l e h a l f- s i n e - w ave ( j e d e c m e t h o d) 1 50 40 30 20 10 0 60 10 2 5 20 50 100 fi g . 1 C f o r w a rd curr e n t d e r a t i n g cur ve a m b i e n t t e m pe r a t ur e ( ) a v e r a g e f o r w a r d c u r r e n t a m p e r e s 1 .0 0 25 2 .0 3 .0 50 75 100 125 150 175 0 .5 1 .5 2 .5 s i n g l e p h ase h a l f w ave 60 hz r es i s t i ve o r i nduc t i ve l o ad 1 100 10 1 4 10 100 c a p a c i t a n c e , ( p f ) fi g . 3 C t y p i c a l j unc t i o n c apa c i t a nce r eve r se v o l t a g e , v o l ts h s 2 j - h s 2m ( u f 2 j - u f 2 m) h s 2 a - h s 2g ( u f 2 a - u f 2 g) t j = 25 c f = 1 m hz p u l se w i d t h 300us i n s t a n t a n e o u s f o r w a rd v o l t a g e , v o l ts fi g . 4 - t y p i c a l f o r w a rd ch a r a c t e r i s t i cs i n s t a n t a n e o u s f o r w a r d c u r r e n t , ( a ) t j = 25 c 0 0 .2 0 .4 0 .6 0 .8 1 .2 1 .6 1 .4 1 .0 1 .8 10 1 .0 0 . 01 0 .1 h s 2 j - h s 2m ( u f 2 j - u f 2 m) h s 2g ( u f 2 g) h s 2 a - h s 2d ( u f 2 a - u f 2 d)
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