a m j l d f b c h k t o p v i e w ds30302 rev. 2 - 2 1 of 2 MMBD4448HTM www.diodes.co m ? diodes incorporated mmbd4448h tm surface mo unt fast swi tching diode array features 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 80 v rms reverse voltage v r (rms) 57 v forward continuous cur rent (note 1) i fm 500 ma average rectified output curr ent (note 1) 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 1) p d 225 mw thermal resistance j unction to ambient air (note 1) r q ja 555 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 characteristic symbol min max unit test condition reverse break down voltage (note 2) v (br)r 80 ? v i r = 2.5 m a forward voltage (note 2) v f 0.62 ? ? ? 0.72 0.855 1.0 1.25 v i f = 5.0ma i f = 10ma i f = 100ma i f = 150ma reverse cur rent (note 2) i r ? 100 50 30 25 na m a m a na v r = 70v v r = 75v, t j = 150 c v r = 25v, t j = 150 c v r = 20v total capacitance c t ? 3.5 pf v r = 6, f = 1.0mhz reverse rec overy t ime t rr ? 4.0 ns v r = 6v, i f = 5ma electri cal character isti cs @ t a = 25 c unless otherwise s pecified case: sot-26, molded p lastic case ma terial - ul flammability rating classification 94v-0 moisture sensiti vity: level 1 per j-std-020a terminals: sol derable per mil-std-202, method 208 orientation: see diagram marking: kad (see p age 2) weight: 0. 016 grams (approx.) mechanical data fast switching s peed ultra-small s urface mount package for general purpose switching appl ications high conductance t c u d o r p w e n notes: 1. device mounted on f r-5 pcb 1.0 x 0.75 x 0.062 inch pad layout as shown on diodes inc. s uggested pad layout ap02001, which can be found on our website at http://www.diodes.com/datas heets/ap02001.pdf. 2. short duration test pulse used to minimize self-heating effect. sot-26 dim min max typ a 0.35 0.50 0.38 b 1.50 1.70 1.60 c 2.70 3.00 2.80 d ? ? 0.95 f ? ? 0.55 h 2.90 3.10 3.00 j 0.013 0.10 0.05 k 1.00 1.30 1.10 l 0.35 0.55 0.40 m 0.10 0.20 0.15 a 0 8 ? all dimensions in m m
ds30302 rev. 2 - 2 2 of 2 MMBD4448HTM www.diodes.co m t c u d o r p w e n 10 10 0 10 00 1 0. 1 0 1. 6 1. 2 0. 4 0. 8 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 ( m a ) f v , i n s t a n t a n e o u s f o r w a r d v o l t a g e ( v ) f f ig . 1 t yp ic al f or w ar d c ha ra ct er is tic s t = 1 25 oc a t = -4 0o c a t = 7 5o c a t = 2 5o c a t = 0 oc a device packaging shipping MMBD4448HTM-7 sot-26 3000/tape & reel orderi ng inform ation (note 3) notes: 3. for pack aging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf. 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 date code key kad = product type marking code ym = date code marking y = year ex: n = 2002 m = month ex: 9 = september k a d y m marking i nformat ion year 2002 2003 2004 2005 2006 2007 2008 2009 code n p r s t u v w 0 .1 1 1 0 1 0 0 1 0 0 0 1 0 0 0 0 0 2 0 4 0 6 0 8 0 1 0 0 v , 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 r s e c h a r a c te r is ti c s i , i n s t a n t a n e o u s r e v e r s e c u r r e n t ( n a ) r t = - 4 0 oc a t = 2 5 oc a t = 7 5 oc a t = 1 2 5 oc a t = 0 oc a 0 0 .5 1 2 .5 2 1 .5 3 0 1 0 2 0 4 0 3 0 5 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 ig . 3 t y p ic a l c a p a c it a n c e v s . r e v e r s e v o lt a g e f = 1 m h z 0 5 0 1 0 0 1 5 0 0 2 5 5 0 7 5 1 0 0 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 t , a m b ie n t t e m p e r a t u r e ( c ) a f ig . 4 p o w e r d e ra ti n g c u rv e 2 0 0 2 5 0 3 0 0
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