s m d ty p e w w w . k e x i n . c o m . c n 1 m osf e t du al n- ch an n el m osf et s i4946dy ( k i 4 9 4 6 d y ) f e a tu r e s v d s ( v ) = 6 0 v i d = 6 . 5 a ( v g s = 1 0 v ) r d s ( o n ) 4 1 m ( v g s = 1 0 v ) r d s ( o n ) 5 2 m ( v g s = 4 . 5 v ) 1 7 5 c m a x i m u m j u n c t i o n t e m p e r a t u r e sop -8 0.21 +0.04 -0.02 1.50 0.15 1 source1 2 gate1 3 source2 4 gate2 5 drain2 6 drain2 7 drain1 8 drain1 g 1 d 1 s 1 g 2 d 2 s 2 a b s o l u te m a x i m u m ra ti n g s t a = 2 5 s y m b o l r a t i n g u n i t v d s 6 0 v g s 2 0 t c = 2 5 6 . 5 t c = 7 0 5 . 5 t a = 2 5 5 . 3 t a = 7 0 4 . 4 i d m 3 0 a v a l a n c h e c u r r e n t i a s 1 2 s i n g l e - p u l s e a v a l a n c h e e n e r g y e a s 7 . 2 m j t c = 2 5 3 . 7 t c = 7 0 2 . 6 t a = 2 5 2 . 4 t a = 7 0 1 . 7 t h e r m a l r e s i s t a n c e . j u n c t i o n - t o - a m b i e n t t 1 0 s r t h ja 6 2 . 5 t h e r m a l r e s i s t a n c e . j u n c t i o n - t o - c a s e s t e a d y s t a t e r t h jc 4 1 t j 1 5 0 t st g - 5 5 t o 1 50 l = 0 . 1 m h a v p u l s e d d r a i n c u r r e n t p a r a m e t e r d r a i n - s o u r c e v o l t a g e g a t e - s o u r c e v o l t a g e c o n t i n u o u s d r a i n c u r r e n t i d j u n c t i o n t e m p e r a t u r e s t o r a g e t e m p e r a t u r e r a n g e p d w p o w e r d i s s i p a t i o n / w
s m d ty p e w w w . k exi n . co m . c n 2 m osf e t du al n- ch an n el m osf et s i4946dy ( k i 4 9 4 6 d y ) e l e c tr i c a l ch a r a c te r i s ti c s t a = 2 5 p a r a m e t e r s y m b o l t e s t c o n d i t i o n s m i n t y p m a x u n i t d r a i n - s o u r c e b r e a k d o w n v o l t a g e v d s s i d = 2 5 0 a , v g s = 0 v 6 0 v v d s = 6 0 v , v g s = 0 v 1 v d s = 6 0 v , v g s = 0 v , t j = 5 5 1 0 g a t e - b o d y l e a k a g e c u r r e n t i g s s v d s = 0 v , v g s = 2 0 v 1 0 0 n a g a t e t h r e s h o l d v o l t a g e v g s ( t h ) v d s = v g s , i d = 2 5 0 a 1 3 v v g s = 1 0 v , i d = 5 . 3 a ( n o t e . 1 ) 4 1 v g s = 4 . 5 v , i d = 4 . 7 a ( n o t e . 1 ) 5 2 o n s t a t e d r a i n c u r r e n t i d ( o n ) v g s = 1 0 v , v d s = 5 v ( n o t e . 1 ) 3 0 a f o r w a r d t r a n s c o n d u c t a n c e g f s v d s = 1 5 v , i d = 5 . 3 a ( n o t e . 1 ) 2 4 s i n p u t c a p a c i t a n c e c i ss 8 4 0 o u t p u t c a p a c i t a n c e c o ss 7 1 r e v e r s e t r a n s f e r c a p a c i t a n c e c r ss 4 4 g a t e r e s i s t a n c e r g v g s = 0 v , v d s = 0 v , f = 1 m h z 3 . 1 9 . 5 v d s = 3 0 v , v g s = 1 0 v , i d = 5 . 3 a 1 7 2 5 9 . 2 1 2 g a t e s o u r c e c h a r g e q g s 3 . 3 g a t e d r a i n c h a r g e q g d 3 . 7 t u r n - o n d e l a y t i m e t d ( o n ) 3 0 t u r n - o n r i s e t i m e t r 1 8 0 t u r n - o f f d e l a y t i m e t d ( o f f ) 3 0 t u r n - o f f f a l l t i m e t f 4 5 t u r n - o n d e l a y t i m e t d ( o n ) 1 5 t u r n - o n r i s e t i m e t r 2 0 t u r n - o f f d e l a y t i m e t d ( o f f ) 4 0 t u r n - o f f f a l l t i m e t f 1 5 b o d y d i o d e r e v e r s e r e c o v e r y t i m e t r r 5 0 b o d y d i o d e r e v e r s e r e c o v e r y c h a r g e q r r 5 0 n c r e v e r s e r e c o v e r y f a l l t i m e t a 1 8 r e v e r s e r e c o v e r y r i s e t i m e t b 7 m a x i m u m b o d y - d i o d e c o n t i n u o u s c u r r e n t i s t c = 2 5 c 3 . 1 p u l s e d i o d e f o r w a r d c u r r e n i s m ( n o t e . 1 ) 3 0 d i o d e f o r w a r d v o l t a g e v s d i s = 2 a , v g s = 0 v ( n o t e . 1 ) 1 . 2 v v d d = 3 0 v , r l = 6 . 8 i d ? 4 . 4 a , v g e n = 1 0 v , r g = 1 i f = 4.4 a , d i / d t = 1 0 0 a / s , t j = 2 5 n s a n s z e r o g a t e v o l t a g e d r a i n c u r r e n t i d s s u a m v d d = 3 0 v , r l = 6 . 8 i d ? 4 . 4 a , v g e n = 4 . 5 v , r g = 1 r d s ( o n ) s t a t i c d r a i n - s o u r c e o n - r e s i s t a n c e t o t a l g a t e c h a r g e q g v g s = 0 v , v d s = 3 0 v , f = 1 m h z v d s = 3 0 v , v g s = 5 v , i d = 5 . 3 a p f n c n o t e . 1 : p u l s e t e s t ; p u l s e w i d t h 3 0 0 u s , d u t y c y c l e 2 % . m a r k i n g 4 9 4 6 k a * * * * m a r k i n g
s m d ty p e w w w . k e x i n . c o m . c n 3 m osf e t du al n- ch an n el m osf et s i4946dy ( k i 4 9 4 6 d y ) t y p i c a l ch a r a c te r i s i ti c s ou tp ut c h aracteristics on -re sistan ce vs. drain cu r r en t an d gate vo ltag e g a te c h a r g e 0 5 10 15 20 25 30 0.0 0.5 1.0 1.5 2.0 2.5 3.0 v g s = 10 v th r u 5 v 4 v v d s - d r ain - to - s ou r c e v ol t age ( v ) - d r a in c urr e n t ( a ) i d 3 v 0.000 0.020 0.040 0.060 0.080 0.100 0 5 10 15 20 25 30 v g s = 10 v i d - d r a in cu rr e n t (a ) v g s = 4 . 5 v r d s ( on ) - o n- r es i st a nc e ( m ) 0 2 4 6 8 10 0 4 8 12 16 20 i d = 5 . 3 a - g a te - t o -s o u r c e v olt a ge ( v ) q g - t otal gate charge (nc ) v gs v d s = 48 v v d s = 30 v tran sfer ch aracteristics cap acitan ce on -resistance vs. jun ctio n t emp erature 0 2 4 6 8 10 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 2 5 c t c = 150 c - 55 c v g s - g a t e - t o-sou r ce v oltage (v ) - d r a in c urr e n t ( a ) i d 0 200 400 600 800 1000 1200 0 10 20 30 40 50 60 c rs s c o s s c i s s v d s - d r ain - to-so ur ce v oltage ( v ) c - c a p ac i ta n c e ( p f ) 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 - 50 - 25 0 25 50 75 100 125 150 175 v g s = 1 0 v t j - j unction t empe r ature (c ) r d s ( o n ) - o n- r es i s t an c e (nor maliz ed) v gs = 4.5 v i d = 5. 3 a
s m d ty p e w w w . k exi n . co m . c n 4 m osfe t . du al n- ch an n el m osf et s i4946dy ( k i 4 9 4 6 d y ) t y p i c a l ch a r a c te r i s i ti c s sou r ce-drain dio d e f o rwar d voltage t h resh old vo ltag e 1.0 1.4 1 10 30 0 0.2 0.4 0.6 0.8 t j = 175 c v s d - s o u r c e - t o-d r ai n v o l t a g e (v ) - s ourc e c u r ren t ( a ) i s 1.2 t j = 25 c 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0 - 50 - 25 0 25 50 75 100 125 150 175 i d = 250 a t j - t e mpe r ature (c ) v g s ( t h ) ( v ) on-resista n ce vs. gate-to-so urce vol t age s in g le pu lse power, ju nct ion- to -am b ien t 0.00 0.02 0.04 0.06 0.08 0.10 0 2 4 6 8 10 i d = 5.3 a v g s - g a te - t o -s o u r ce v oltage (v ) r d s ( o n ) - d r a in - t o -sou rc e on -r es is ta n c e ( ) t j = 2 5 c t j = 150 c 0 15 25 5 10 p o w e r ( w ) t i m e ( s ) 20 10 1000 1 0.1 0 0 1 1 0 . 0 safe op er a t ing area, ju nction -to -am b ien t 100 1 0 0 1 0 1 1 1 0 . 0 0.01 10 - d r a in c ur ren t ( a ) i d 0.1 0.1 1 m s 1 0 m s 1 00 m s limite d b y r d s ( on ) * v d s - d r a in - to-so u r c e v olta g e ( v ) * v gs > mini m um v g s at w h i c h r d s ( on ) is specified t a = 25 c sin g le p u l s e 1 00 s dc 1 0 s 1 s single p u lse av alanch e cap abilit y 100 1 0 0 . 0 1 0 0 0 0 0 . 0 1 10 0.0001 t a - t i me in a v ala n c he ( s ) i c - p ea k a v a la n ch e c u rr e nt ( a ) t a = l i d b v - v d d 0.00001
s m d ty p e w w w . k e x i n . c o m . c n 5 m osf e t du al n- ch an n el m osf et s i4946dy ( k i 4 9 4 6 d y ) t y p i c a l ch a r a c te r i s i ti c s cu r r en t de r at ing * 0 1 2 3 4 5 6 7 8 0 25 50 75 100 125 150 175 i d - d r a in c urre n t ( a ) t c - case t empe r ature (c ) po wer, ju nct ion -to -cas e 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 25 50 75 100 125 150 175 t c - case t empe r ature (c ) p o w er (w) norm alized t h erma l trans ient im p e dan c e, ju n c ti o n - t o - am b i en t 10 - 3 10 - 2 0 0 6 0 1 1 10 - 1 10 - 4 100 2 1 0.1 0.01 0.2 0.1 0.05 0.02 singl e puls e du t y c y cle = 0 . 5 squar e w a v e pulse du r ation (s ) no r mali z ed e f f ect i v e t r ansien t the r m al i m pe d a n c e 1. duty cycle , d = 2. p er unit base = r t h j a = 85 c/w 3. t j m - t a = p d m z t h j a ( t ) t 1 t 2 t 1 t 2 notes: 4. surf ace mounted p d m n o rmalized th er m al t r an sien t im peda nce, ju nction -to -cas e 10 - 3 10 - 2 1 10 - 1 10 - 4 2 1 0.1 0.01 0.2 0.1 d u ty cy c l e = 0. 5 squar e w a v e pulse du r ation (s ) no r mali z ed e ff ecti v e t r ansien t t h e r m a l i m p e dan c e 0.02 0.05 singl e puls e
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