s m d ty p e w w w . k e x i n . c o m . c n 1 m osf e t n- ch an n el m osf et s i4490dy ( k i 4 4 9 0 d y ) f e a tu r e s v d s ( v ) = 2 0 0 v i d = 4 a ( v g s = 1 0 v ) r d s ( o n ) 8 0 m ( v g s = 1 0 v ) r d s ( o n ) 9 0 m ( v g s = 6 v ) 1 source 2 source 3 source 4 gate 5 drain 6 drain 7 drain 8 drain sop -8 0.21 +0.04 -0.02 1.50 0.15 d g s 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 1 0 s s t e a d y s t a t e u n i t v d s v g s t a = 2 5 4 2 . 8 5 t a = 7 0 3 . 2 2 . 3 i d m a v a l a n c h c u r r e n t l = 0 . 1 m h i a s t a = 2 5 3 . 1 1 . 5 6 t a = 7 0 2 1 r t h ja 4 0 8 0 r t h jf 2 1 t j t st g 4 0 1 5 1 5 0 - 5 5 t o 1 5 0 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 * 1 / w 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 * 1 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 - f o o t v a 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 c o n t i n u o u s d r a i n c u r r e n t ( t j = 1 5 0 ) * 1 i d 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 2 0 0 2 0 * 1 : s u r f a c e m o u n t e d o n 1 " x 1 " f r 4 b o a r d . m a r k i n g 4 4 90 k c * * * * 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 2 m os f e t n- ch an n el m osf et s i4490dy ( k i 4 4 9 0 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 2 0 0 v v d s = 1 6 0 v , v g s = 0 v 1 v d s = 1 6 0 v , v g s = 0 v , t j = 5 5 5 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 2 v v g s = 1 0 v , i d = 4 a 6 5 8 0 v g s = 6 v , i d = 4 a 7 0 9 0 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 = 10 v , v d s 5 v 4 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 * 1 g f s v d s = 1 5 v , i d = 5 a 1 9 s g a t e r e s i s t a n c e * 2 r g 0 . 2 0 . 8 5 1 . 3 t o t a l g a t e c h a r g e q g 3 4 4 2 g a t e s o u r c e c h a r g e q g s 7 . 5 g a t e d r a i n c h a r g e q g d 1 2 t u r n - o n d e l a y t i m e t d ( o n ) 1 4 2 0 t u r n - o n r i s e t i m e t r 2 0 3 0 t u r n - o f f d e l a y t i m e t d ( o f f ) 3 2 5 0 t u r n - o f f f a l l t i m e t f 2 5 3 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 i f = 2 . 8 a , d i / d t = 1 0 0 a / s 7 0 1 0 0 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 2 . 8 a d i o d e f o r w a r d v o l t a g e * 1 v s d i s = 2 . 8 a , v g s = 0 v 0 . 7 5 1 . 2 v n c 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 a m v g s = 1 0 v , v d s = 1 0 0 v , r l = 2 5 , r g = 6 , i d = 4 a * 2 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 * 1 v g s = 1 0 v , v d s = 1 0 0 v , i d = 4 a * 2 * 1 : p u l s e t e s t ; p u l s e w i d t h 3 0 0 s , d u t y c y c l e 2 % . * 2 : g u a r a n t e e d b y d e s i g n , n o t s u b j e c t t o p r o d u c t i o n t e s t i n g . t y p i c a l ch a r a c te r i s i ti c s outpu t ch aracteristics 0 8 16 24 32 40 0 2 4 6 8 10 v g s = 1 0 v t h r u 6 v v d s - d r a i n- t o - s our c e v o l t age ( v ) - d r a i n c u r r e n t ( a ) i d 5 v 4 v t r ansfer c h aracteristics 0 5 10 15 20 25 30 35 40 0 1 2 3 4 5 6 t c = 1 2 5 c 2 5 c v g s - g a t e - t o - s o u r c e v o l t a g e ( v ) - d r a i n c urre n t ( a ) i d - 5 5 c
s m d ty p e w w w . k e x i n . c o m . c n 3 m os f e t n- ch an n el m osf et s i4490dy ( k i 4 4 9 0 d y ) t y p i c a l ch a r a c te r i s i ti c s on -res istan ce vs. drain curren t ga t e c h ar g e source-drain diod e fo r w ard v o ltag e - o n - re s is t a n ce ( ) r ds(on) 0.00 0.05 0.10 0.15 0.20 0 8 16 24 32 40 i d - d r a i n c u r r e n t ( a ) v g s = 6 v v g s = 10 v 0 4 8 12 16 20 0 15 30 45 60 v d s = 100 v i d = 4 . 0 a - gate-to-source voltage (v ) q g - t ota l ga t e c h a rge ( n c ) v gs 0.0 0.2 0.4 0.6 0.8 1.0 1.2 t j = 150 c t j = 25 c 50 10 1 v s d - so urc e -to- d r a i n v olt age ( v ) - s o u rce c urr e nt ( a ) i s cap acitan ce on -resistance vs. jun ctio n t emp erature on -res istan ce vs. gate-to - sou r ce voltage 0 500 1000 1500 2000 2500 0 40 80 120 160 200 v d s - d r ai n - to- s ource v o l tage ( v ) c rs s c o s s c i s s c - ca p a c i ta nc e ( pf ) 0.0 0.5 1.0 1.5 2.0 2.5 - 50 - 25 0 25 50 75 100 125 150 v g s = 1 0 v i d = 4. 0 a t j - j u n cti o n t e m p e r a tu r e ( c) (nor maliz ed) - on- r es is t a n c e r ds(on) 0.00 0.05 0.10 0.15 0.20 0.25 0 2 4 6 8 10 i d = 4 . 0 a - r ds(on) v g s - g a t e - t o - s ourc e v o l ta g e ( v )
s m d ty p e w w w . k exi n . co m . c n 4 m osfe t . n- ch an n el m osf et s i4490dy ( k i 4 4 9 0 d y ) t y p i c a l ch a r a c te r i s i ti c s t h resh old voltag e - 1.5 - 1.0 - 0.5 0.0 0.5 1.0 - 50 - 25 0 25 50 75 100 125 150 i d = 25 0 a v a r i a nc e ( v ) v gs(th) t j - t em p e r at ure ( c) sing le pulse p o wer 0 30 60 10 20 p o w e r ( w ) t im e (s ) 0 0 1 1 10 40 0.1 0.01 50 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 si n gle p u ls 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 ecti v e t r ansien t t h e r m a l i m p e dan c e 1. duty cycle , d = 2. p er unit base = r t h j a = 65 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 no r m alized t h erm al tran sient imp edan ce, jun ctio n -to-fo ot 10 - 3 10 - 2 0 0 0 1 1 10 - 1 10 - 4 2 1 0.1 0.01 0.2 0.1 0.05 0.02 si n gle p u ls e 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 f f e c ti v e t r a n s ie n t t h e r m al im p e d a n c e 10 100
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