lead-free ds30096 rev. 8 - 2 1 of 3 1n4448ws www.diodes.co m ? diodes incorporated 1n4448ws surface mo unt fast swi tching diode features case: sod-323 case material: molded plastic. ul flamm ability classification rating 94v-0 moisture sensitivity: level 1 per j- std-020c leads: solderable per mil-std-202, method 208 lead free plating (matte tin finish annealed over alloy 42 leadframe ). polarity: cathode band marking: see page 2 type code: t5 weight: 0.004 grams (approximate) mechanical data a b c d e g h j characteristic symbol value unit non-repetitive peak revers e voltage v rm 100 v peak repetitive revers e voltage working peak revers e voltage dc blocking voltage v rrm v rwm v r 75 v rms reverse voltage v r (rms) 53 v forward continuous cur rent i fm 500 ma average rectified output curr ent i o 250 ma non-repetitive peak forward surge curr ent @ t = 1.0 m s @ t = 1.0s i fsm 4.0 2.0 a power dissipation (note 2) p d 200 mw thermal resistance j unction to ambient air (note 2) r q ja 625 c/w operating and storage temperature range t j , t stg -65 to +150 c maximum ratings @ t a = 25 c unless otherwise s pecified notes: 1. short durat ion test pulse used to minimize self-heating. 2. part mounted on fr-4 pc board with minimum recomm ended pad layouts, which can be found on our website at http://w ww /diod es.c om/ datasheets /ap02001. pdf . 3. no purposefully added lead. characteristic symbol min max unit test condition reverse break down voltage (note 1) v (br)r 75 ? v i r = 2.5 m a forward voltage v fm 0.62 ? ? ? 0.72 0.855 1.0 1.25 v i f = 5.0ma i f = 10ma i f = 100ma i f = 150ma peak revers e current (note 1) i rm ? 2.5 50 30 25 m a m a m a na v r = 75v v r = 75v, t j = 150 c v r = 25v, t j = 150 c v r = 20v total capacitance c t ? 4.0 pf v r = 0, f = 1.0mhz reverse rec overy t ime t rr ? 4.0 ns i f = i r = 10ma, i rr = 0.1 x i r , r l = 100 w electri cal character isti cs @ t a = 25 c unless otherwise s pecified fast switching speed ultra-small surface mount package for general purpos e switching applications high conductance lead free/ rohs compliant (note 3) qualified t o aec-q101 standards f or high reliability sod-323 dim min max a 2.30 2.70 b 1.60 1.80 c 1.20 1.40 d 1.05 typical e 0.25 0.35 g 0.20 0.40 h 0.10 0.15 j 0.05 typical a 0 8 all dimensions in m m
ds30096 rev. 8 - 2 2 of 3 1n4448ws www.diodes.co m 0 1 0 0 3 0 0 0 2 5 5 0 7 5 1 2 5 1 2 5 1 5 0 p p o w e r d i s s i p a t i o n ( m w ) , d a m b i e n t t e m p e r a t u r e ( c ) f i g . 1 f o r w a r d c u r r e n t d e r a t i n g c u r v e 2 0 0 1 0 1 0 0 1 0 . 1 0 1 0 0 0 8 0 0 2 0 0 4 0 0 6 0 0 i , f o r w a r d c u r r e n t ( m a ) f v , f o r w a r d v o l t a g e ( m v ) f f i g . 2 ty p i c a l f o r w a r d c h a r a c t e r i s t i c s t a = - 3 0 c t a = 5 0 c t a = 0 c t a = 8 5 c t a = 2 5 c t 5 c a t h o d e b a n d t y p e c o d e marking i nformat ion notes: 4. for packaging details, go to our website at http: //www.diodes.com/ datasheets /ap02007. pdf . device packaging shipping 1N4448WS-7-F sod-323 3000/tape & reel orderi ng inform ation (note 4) 0 . 1 0 1 . 0 1 0 . 0 0 . 0 1 0 . 0 0 1 0 2 0 4 0 6 0 8 0 v , r e v e r s e v o l t a g e ( v ) r 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 t a = 1 0 0 c t a = 0 c t a = 7 5 c t a = 5 0 c t a = 2 5 c t a = - 3 0 c 0 4 6 8 2 1 0 i , f o r w a r d c u r r e n t ( m a ) f f i g . 4 r e v e r s e r e c o v e r y tim e v s . f o r w a r d c u r r e n t t , r e v e r s e r e c o v e r y t i m e ( n s ) r r 0 0 . 5 1 . 0 1 . 5 2 . 0 2 . 5
ds30096 rev. 8 - 2 3 of 3 1n4448ws www.diodes.co m 0 4 3 2 5 1 6 v , r e v e r s e v o l t a g e ( v ) r f ig . 5 t o ta l c a p a c ita n c e v s . r e v e r s e v o lta g e c , t o t a l c a p a c i t a n c e ( p f ) t 0 1 2 3 4 f = 1 m h z i m p o r t a n t n o t i c e d i o d e s i n c o r p o r a t e d a n d i t s s u b s i d i a r i e s r e s e r v e t h e r i g h t t o m a k e m o d i f i c a t i o n s , e n h a n c e m e n t s , i m p r o v e m e n t s , c o r r e c t i o n s o r o t h e r c h a n g e s w i t h o u t f u r t h e r n o t i c e t o a n y p r o d u c t h e r e i n . d i o d e s i n c o r p o r a t e d d o e s n o t a s s u m e a n y l i a b i l i t y a r i s i n g o u t o f t h e a p p l i c a t i o n o r u s e o f a n y p r o d u c t d e s c r i b e d h e r e i n ; n e i t h e r d o e s i t c o n v e y a n y l i c e n s e u n d e r i t s p a t e n t r i g h t s , n o r t h e r i g h t s o f o t h e r s . t h e u s e r o f p r o d u c t s i n s u c h a p p l i c a t i o n s s h a l l a s s u m e a l l r i s k s o f s u c h u s e a n d w i l l a g r e e t o h o l d d i o d e s i n c o r p o r a t e d a n d a l l t h e c o m p a n i e s w h o s e p r o d u c t s a r e r e p r e s e n t e d o n o u r w e b s i t e , h a r m l e s s a g a i n s t a l l d a m a g e s . l i f e s u p p o r t d i o d e s i n c o r p o r a t e d p r o d u c t s a r e n o t a u t h o r i z e d f o r u s e a s c r i t i c a l c o m p o n e n t s i n l i f e s u p p o r t d e v i c e s o r s y s t e m s w i t h o u t t h e e x p r e s s e d w r i t t e n a p p r o v a l o f t h e p r e s i d e n t o f d i o d e s i n c o r p o r a t e d .
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