us2gbf us2kbf us2abf thru us2mbf surface mount ultrafast recovery rectifier reverse voltage - 50 to 1000 volts forward current - 2.0 amperes 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 0.5x0.5 ? (12.7x12.7mm) 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 1.3 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 =65 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 =125 c i r 5.0 100.0 r q ja c j t j , t stg 60 60 -55 to +150 pf c a m typical thermal resistance (note 3) c/w typical junction capacitance (note 2) maximum reverse recovery time (note 1) t rr 50 75 ns us2abf us2bbf us2dbf us2jbf us2mbf 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 mdd catalog number dimensions in inches and (millimeters) smbf cathode band top view 0.165(4.2) 0.173(4.4) 0.216(5.5) 0.200(5.1) 0.146(3.70) 0.138(3.50) 0.075(1.90) 0.086(2.20) 0.051(1.30) 0.043(1.10) 0.010(0.26) 0.0071(0.18) 0.051(1.30) 0.039(1.0) features for surface mounted applications low profile package glass passivated chip junction superfast reverse recovery time lead free in comply with eu rohs 2011/65/eu diretives easy to pick and place mechanical data case : jedec smbf molded plastic body terminals : leads solderable per mil-std-750, method 2026 mounting position : any weight :57mg/0.002oz marking code U2AB u2bb u2db u2gb u2jb u2kb u2mb 1.6 1.0 r q jl 20
ratings and characteristic curves us2abf thru us2mbf 5 0 o h m n o n i n d u c t i v e 2 5 v d c a p p r o x + - d . u . t 1 0 o h m n o n i n d u c t i v e n o n i n d u c t i v e 1 o h m o s c i l l o s c o p e n o t e 1 p u l s e g e n e r a t o r n o t e 2 n o t e 1 . r i s e t i m e = 7 n s , m a x . i n p u t i m p e d a n c e = 1 m e g o h m , 2 2 p f . 2 . r i e s t i m e = 1 0 n s , m a x . s o u r c e i m p e d a n c e = 5 0 o h m s . f i g . 1 r e v e r s e r e c o v e r y t i m e c h a r a c t e r i s t i c a n d t e s t c i r c u i t d i a g r a m f i g . 3 ty p i c a l r e v e r s e c h a r a c t e r i s t i c s i - c u r r e n t ( a ) r r e v e r s e 2 0 1 0 0 6 0 0 0 . 1 1 . 0 1 0 % o f p i v . v o l t s 1 0 0 4 0 8 0 3 0 0 t = 2 5 j c t = 7 5 j c t = 1 2 5 j c - 0 . 2 5 - 1 . 0 0 + 0 . 5 t r r 1 0 n s / d i v s e t t i m e b a s e f o r 1 0 n s / d i v 1 0 2 0 3 0 4 0 5 0 6 0 0 0 1 0 1 0 0 f i g . 4 m a x i m u m n o n - r e p e t i t i v e p e a k f o r w a r d s u r a g e c u r r e n t peak a) forward surage current ( n u m b e r o f c y c l e s 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 ) 1 0 . 5 1 . 0 1 . 5 2 . 0 2 . 5 0 . 0 2 5 5 0 7 5 1 0 0 1 2 5 1 5 0 1 7 5 a v e r a g e f o r w a r d c u r r e n t ( a ) a m b i e n t / l e a d t e m p e r a t u r e ( c ) f i g . 2 m a x i m u m a v e r a g e f o r w a r d c u r r e n t r a t i n g s i n g l e p h a s e h a l f w a v e r e s i s t i v e o r i n d u c t i v e p . c . b m o u n t e d o n 0 . 5 0 . 5 " ( 1 2 . 7 ) 1 2 . 7 m m p a d a r e a s . a m b i e n t l e a d 1 0 0 l f m u s 2 a b f ~ u s 2 g b f u s 2 j b f ~ u s 2 m b f f i g . 3 ty p i c a l i n s t a n e o u s f o r w a r d c h a r a c t e r i s t i c s i n s t a n e o u s f o r w a r d c u r r e n t ( a ) 0 . 5 1 . 0 1 . 5 2 . 0 2 . 5 0 . 0 0 . 0 1 0 . 1 1 . 0 1 0 i n s t a n e o u s f o r w a r d vo l t a g e ( v ) 2 0 p u l s e w i t h 3 0 0 s 1 % d u t y c y c l e t = 2 5 j c u s 2 a b f ~ u s 2 d b f u s 2 g b f u s 2 j b f ~ u s 2 m b f the cruve g ra p h is for reference onl y , can't be the basis for j ud g ment ( ? ) !
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