c h e n g - y i c h e n g - y i el ec t r o n ic volt age range -50 to 800 vol ts current -3.0 amperes m a x i m u m r a t i n g s a n d e l e c t r i c a l c h a r a c t e r i s t i c s 0 r a t i n g s a t 2 5 c a m b i e n t t e m p e r a t u r e u n l e s s o t h e r w i s e s p e c i f i e d . s i n g l e p h a s e , h a l f w a v e , 6 0 h z , r e i s t i v e o r i n d u c t i v e l o a d . f o r c a p a c i t i v e l o a d , d e r a t e c u r r e n t b y 2 0 % . symbols maximum recurrent peak reverse voltage v rrm v rms v dc maximum rms voltage maximum dc blocking voltage u n i t s v v v UF3A 5 0 3 5 5 0 uf3b 1 0 0 7 0 1 0 0 uf3d 2 0 0 1 4 0 2 0 0 uf3g 4 0 0 2 8 0 4 0 0 maximum average forward rectified current, 0 at t l =75 c i (av) a 3 . 0 i fsm peak forward surge current 8.3 ms single half sine-wave superimposed 0 t on rated load (jedec method) =55 c a a 1 0 0 . 0 uf3j 6 0 0 4 2 0 6 0 0 uf3k 8 0 0 5 6 0 8 0 0 notes : 1. reverse recovery test conditions: i f =0.5a, i r =1.0a, i rr =0.25a 2. measured at 1.0 mh z and applied vr=4.0 volts. 2 3. 8.0mm (.013mm thick) land areas. t, t stg j operating and storage temperature range 0 c - 5 0 t o + 1 5 0 maximum thermal resistance (note 3) 1 5 0 c / w rj l typical junction capacitance (note 2) 0 t maximum reverse recovery time (note 1) =25 c j v f i r t rr c j maximum instantaneous forward voltage at 3.0a 0 t maximum dc reverse current @ =25 c a 0 t at rated dc blocking voltage @ =100 c a a n s v 1 0 . 0 3 0 0 5 0 . 0 7 5 . 0 1 0 0 . 0 6 3 1 . 0 1 . 4 1 . 7 p f su rfa ce m ou nt u ltra fas t re ct ifi er su rfa ce m ou nt u ltra fas t re ct ifi er smc/do-214ab .002(.051) .008(.203) .006(.152) .012(.305) .305(7.75) .320(8.13) .079(2.00) .103(2.62) .030(0.76) .050(1.27) .260(6.60) .280(7.11) .220(5.59) .245(6.22) .108(2.75) .128(3.25) dimensions in inches and (millimeters) u f 3 a t h r u u f 3 k features for surface mounted applications low profile package built-in strain relief easy pick and place ultrafast recovery times for high efficiency plastic package has underwriters laboratory flammability classification 94v-o glass passivated junctionhigh temperature soldering o 260 c/10 seconds at terminals mechanical dat a case: jedec do-214ab molded plastic t erminals: solder plated, solderable per mil-std-750, method 2026 polarity: indicated by cathode bandstandard packaging: 16mm tape (eia-481) weight: 0.007 ounces, 0.21 gram
rating and characteristics curves UF3A thru uf3k c h e n g - y i c h e n g - y i el ec t r o n ic u f 3 a t h r u u f 3 k su rfa ce m ou nt u ltra fas t re ct ifi er su rfa ce m ou nt u ltra fas t re ct ifi er 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 3.0 2.52.0 1.5 1.0 0.5 0 8.3m s si ngl e ha lf s ince -w ave jed ec m eth od 200 100 50 10 fig . 5 - m ax im um no n-r ep et iti ve pe ak fo rw ar d s ur ge cu rr en t 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 nu mb er of cy cle s a t 6 0h z 1 5 10 50 100 160 140 120 100 80 60 40 20 .1 .5 1.0 2.0 5.0 10.0 20 50 100 200 500 100 0 rev ers e v ol ta ge, vo lt s c a p a c i t a n c e , p f fig. 6 - typical junction capacitance 0 t = 2 5c j f= 1 m h z v sl g = 5 0 m v p -p uf3 g thruuf3 k uf3 a t hru uf3 d set time bas e fo r 10ns /cm 1cm -1.0 -0.25 0 +0.5 a t rr 50 nonin ductiv e 1 non-induc tive not es:1. rise t ime= 7ns m ax. input imped ance= 1 meg ohm. 22pf 2. ris e tim e=10 ns ma x. sourc e imp edanc e=50 ohm s. 10 nonin ductiv e d.u.t. oscil losc ope not e 1 puls e gene rat or not e 2 25 vd c (appr ox) (+) (+) () () fig . 1 - r ev er se re co ve ry ti me ch ar ac te ris tic an d t es t c irc uit di ag ra m 0 t = 1 5 0c j 0 t = 1 0 0c j 0 t = 2 5c j 0 20 40 60 80 1 00 1 20 1 40 i n s t a n t a n e o u s r e v e r s e l e a k a g e c u r r e n t , m i c r o a m p e r e s 100 10.0 1.0 0.1 01 fig . 3 - t yp ica l r ev er se ch ar ac te ris tic s per cen t o f r at ed pea k r eve rse vo lt ag e, v ol ts fig . 2 - m ax im um a ve ra ge fo rw ar d c ur re nt ra tin g o lea d t em per at ur e, c single phase half w ave60h z resistive orinductive load p.c.b mounted on 0.315x0.315"(8.0x8.0mm) copper pad areas 50 60 7 0 80 90 10 0 1 10 120 13 0 1 40 150 fig. 4 - typical forward characte ristics 100 10.0 1.0 0.1 0.01 ins ta nt ane ou s f or wa rd vo lt ag e. v ol ts 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 m p e r e s 0.4 0.6 0.8 1 .0 1.2 1.4 1 .6 1. 8 0 t = 2 5c j p u ls e w id th = 3 0 0 s 2 % d u ly c y cl e uf3 g uf3 a thruuf3 d uf3 k
|
