lead-free ds12004 rev. 18 - 2 1 of 3 bas19 / bas2 0 / bas21 www.diodes.co m ? diodes incorporated bas19 / bas2 0 / bas21 surface mo unt fast swi tching diode features case: sot-23 case material: molded pl astic. ul flamm ability classification rating 94v-0 moisture sensitivity: level 1 per j-std-020c terminals: solderable per mil-std-202, method 208 lead free plating (matte tin finish annealed over alloy 42 leadframe). polarity: see diagram bas19 marking: ka8, kt3, kt2 (see page 3) bas20 marking: kt2, kt3 (see page 3) bas21 marking: kt3 (see page 3) weight: 0.008 grams (approximate) mechanical data a e j l t o p v i e w m b c h g d k characteristic symbol bas19 bas20 bas21 unit repetitive peak revers e voltage v rrm 120 200 250 v working peak revers e voltage dc blocking voltage v rwm v r 100 150 200 v rms reverse voltage v r (rms) 71 106 141 v forward continuous cur rent (note 1) i fm 400 ma average rectified output curr ent (note 1) i o 200 ma non-repetitive peak forwar d surge current @ t = 1.0 m s @ t = 1.0s i fsm 2.5 0.5 a repetitive peak forward surge cur rent (note 1) i frm 625 ma power dissipation (note 1) p d 250 mw thermal resistance j unction to ambient air (note 1) r q ja 500 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 note: 1. part mounted on fr-4 board with recommended pad layout, which can be found on our website at http :// www .diodes.com/ datasheets /ap02001. pdf . 2. short durat ion pulse test used to minimize self-heating effect. 3. no purposefully added lead. characteristic symbol min max unit test condition reverse break down voltage (note 2) bas19 bas20 bas21 v (br)r 120 200 250 ? v i r = 100 m a forward voltage v f ? 1.0 1.25 v i f = 100ma i f = 200ma reverse cur rent @ rated dc blocking voltage (note 2) i r ? 100 15 na m a t j = 25 c t j = 100 c total capacitance c t ? 5.0 pf v r = 0, f = 1.0mhz reverse rec overy t ime t rr ? 50 ns i f = i r = 30ma, 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 surface mount package ideally suited for automatic inser tion for general purpos e switching applications high conductance lead free /rohs co mpliant (note 3 ) qualified t o aec-q101 standards f or high reliability sot-23 dim min max a 0.37 0.51 b 1.20 1.40 c 2.30 2.50 d 0.89 1.03 e 0.45 0.60 g 1.78 2.05 h 2.80 3.00 j 0.013 0.10 k 0.903 1.10 l 0.45 0.61 m 0.085 0.180 a 0 8 all dimensions in m m
ds12004 rev. 18 - 2 2 of 3 bas19 / bas2 0 / bas21 www.diodes.co m 0 .0 0 1 0 .0 1 0 .1 1 0 0 .4 0 .2 0 . 6 i , 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 ) f v , in s t a n t a n e o u s f o rw a r d v o l t a g e ( v ) f f ig . 1 t y p ic a l f o r w a r d c h a r a c te r is ti c s 0 .8 1 .2 1 .0 1 .4 t = 0 oc a t = 1 5 0 oc a t = - 4 0 oc a t = 2 5 oc a t = 7 5 oc a t = 1 2 5 oc a 0 .0 0 0 1 0 .0 1 0 .0 0 1 0 .1 1 1 0 1 0 0 0 5 0 1 0 0 2 0 0 1 5 0 2 5 0 v , in s t a n t a n e o u s r e v e r s e v o l t a g e ( v ) r f ig . 2 t y p ic a l r e v e rs e c h a ra c te ri s ti c s t = - 4 0 oc a t = 2 5 oc a t = 7 5 oc a t = 1 2 5 oc a t = 1 5 0 oc a t = 0 oc a 0 . 0 0 . 5 1 . 0 1 . 5 3 . 5 3 . 0 2 . 5 2 . 0 4 . 0 0 1 0 2 0 4 0 3 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 i g . 3 t y p i c a l c a p a c i ta n c e v s . r e v e r s e vo l ta g e f = 1 . 0 m h z 0 1 2 0 1 6 0 2 0 0 2 5 0 2 0 0 1 5 0 5 0 4 0 8 0 1 0 0 0 t , a m b i e n t t e m p e r at u r e ( c ) a f i g . 4 p o w e r d e r a t i n g c u r v e , t o t a l p a c k a g e p , p o w e r d i s s i p a t i o n ( m w ) d n o t e 1
ds12004 rev. 18 - 2 3 of 3 bas19 / bas2 0 / bas21 www.diodes.co m orderi ng inform ation (note 4) notes: 4. for packaging details, go to our website at http :// www .diodes.com/ datasheets /ap02007. pdf . device packaging shipping bas19-7- f sot-23 3000/tape & reel bas20-7- f sot-23 3000/tape & reel bas21-7- f sot-23 3000/tape & reel marking i nformat ion k x x y m kxx = product type marking code (see page 1) ym = date code marking y = year ex: n = 2002 m = month ex: 9 = september date code key month jan feb march apr may jun jul aug sep oct nov dec code 1 2 3 4 5 6 7 8 9 o n d 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 . year 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 code l m n p r s t u v w x y z
|
