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3 a b u s t e r m i n a t i o n r e g u l a t o r c o p y r i g h t ? a n p e c e l e c t r o n i c s c o r p . r e v . b . 4 - m a r . , 2 0 0 8 a p l 5 3 3 1 w w w . a n p e c . c o m . t w 1 a n p e c r e s e r v e s t h e r i g h t t o m a k e c h a n g e s t o i m p r o v e r e l i a b i l i t y o r m a n u f a c t u r a b i l i t y w i t h o u t n o t i c e , a n d a d v i s e c u s t o m e r s t o o b t a i n t h e l a t e s t v e r s i o n o f r e l e v a n t i n f o r m a t i o n t o v e r i f y b e f o r e p l a c i n g o r d e r s . provide bi-direction current - sourcing or sinking current up to 3a 1.25v/0.9v output for ddr i/ii applications fast transient response high output accuracy - 20mv over load, vout offset and temperature adjustable output voltage by external resistors current-limit protection on-chip thermal shutdown shutdown for standby or suspend mode simple sop-8, sop-8p with thermal pad, to-252-5 and to-263-5 packages lead free and green devices available (rohs compliant) f e a t u r e s a p p l i c a t i o n s g e n e r a l d e s c r i p t i o n t h e a p l 5 3 3 1 l i n e a r r e g u l a t o r i s d e s i g n e d t o p r o v i d e a r e g u l a t e d v o l t a g e w i t h b i - d i r e c t i o n a l o u t p u t c u r r e n t f o r d d r - s d r a m t e r m i n a t i o n v o l t a g e . t h e a p l 5 3 3 1 i n t e - g r a t e s t w o p o w e r t r a n s i s t o r s t o s o u r c e o r s i n k c u r r e n t u p t o 3 a . i t a l s o i n c o r p o r a t e s c u r r e n t - l i m i t , t h e r m a l s h u t - d o w n a n d s h u t d o w n c o n t r o l f u n c t i o n s i n t o a s i n g l e c h i p . t h e c u r r e n t - l i m i t c i r c u i t l i m i t s t h e s h o r t - c i r c u i t c u r r e n t . t h e o n - c h i p t h e r m a l s h u t d o w n p r o v i d e s p r o t e c t i o n a g a i n s t a n y c o m b i n a t i o n o f o v e r l o a d t h a t w o u l d c r e a t e e x c e s s i v e j u n c t i o n t e m p e r a t u r e . t h e o u t p u t v o l t a g e o f a p l 5 3 3 1 t r a c k s t h e v o l t a g e a t v r e f p i n . a r e s i s t o r d i - v i d e r c o n n e c t e d t o v i n , g n d a n d v r e f p i n s i s u s e d t o p r o v i d e a h a l f v o l t a g e o f v i n t o v r e f p i n . i n a d d i t i o n , a n e x t e r n a l c e r a m i c c a p a c i t o r a n d a n o p e n - d r a i n t r a n - s i s t o r c o n n e c t e d t o v r e f p i n p r o v i d e s o f t - s t a r t a n d s h u t - d o w n c o n t r o l r e s p e c t i v e l y . p u l l i n g a n d h o l d i n g t h e v r e f v o l t a g e t o 0 v s h u t s o f f t h e o u t p u t . t h e o u t p u t o f t h e a p l 5 3 3 1 w i l l b e h i g h i m p e d a n c e i n s h u t d o w n c o n d i t i o n . p i n c o n f i g u r a t i o n t o - 2 5 2 - 5 ( t o p v i e w ) vout vref vcntl gnd vin 1 2 3 4 5 tab is vcntl s o p - 8 ( t o p v i e w ) 1 2 3 4 5 6 7 8 vin gnd vref vout vcntl vcntl vcntl vcntl t o - 2 6 3 - 5 ( t o p v i e w ) vin gnd vcntl vref vout 1 2 3 4 5 tab is vcntl 1 2 3 4 5 6 7 8 vin gnd vref vout nc vcntl nc nc s o p - 8 p ( t o p v i e w ) = t h e r m a l p a d ( c o n n e c t e d t o g n d p l a n e f o r b e t t e r h e a t d i s s i p a t i o n ) n c = n o i n t e r n a l c o n n e c t i o n d d r i / i i s d r a m t e r m i n a t i o n s s t l - 2 / 3 t e r m i n a t i o n v o l t a g e a p p l i c a t i o n s r e q u i r i n g t h e r e g u l a t o r w i t h b i - d i r e c t i o n a l 3 a c u r r e n t c a p a b i l i t y
c o p y r i g h t ? a n p e c e l e c t r o n i c s c o r p . r e v . b . 4 - m a r . , 2 0 0 8 a p l 5 3 3 1 w w w . a n p e c . c o m . t w 2 package code k : sop-8 ka : sop-8p u5 : to-252-5 g5 : to-263-5 operating ambient temperature range c : 0 to 70 o c handling code tr : tape & reel assembly material l : lead free device g : halogen and lead free device apl5331 handling code temperature range package code apl5331 xxxxx apl5331 k : apl5331 ka : xxxxx - date code apl5331 xxxxx apl5331 u5 : apl5331 g5 : xxxxx - date code assembly material o r d e r i n g a n d m a r k i n g i n f o r m a t i o n n o t e : a n p e c l e a d - f r e e p r o d u c t s c o n t a i n m o l d i n g c o m p o u n d s / d i e a t t a c h m a t e r i a l s a n d 1 0 0 % m a t t e t i n p l a t e t e r m i n a t i o n f i n i s h ; w h i c h a r e f u l l y c o m p l i a n t w i t h r o h s . a n p e c l e a d - f r e e p r o d u c t s m e e t o r e x c e e d t h e l e a d - f r e e r e q u i r e m e n t s o f i p c / j e d e c j - s t d - 0 2 0 c f o r m s l c l a s s i f i c a t i o n a t l e a d - f r e e p e a k r e f l o w t e m p e r a t u r e . a n p e c d e f i n e s ? g r e e n ? t o m e a n l e a d - f r e e ( r o h s c o m p l i a n t ) a n d h a l o g e n f r e e ( b r o r c l d o e s n o t e x c e e d 9 0 0 p p m b y w e i g h t i n h o m o g e n e o u s m a t e r i a l a n d t o t a l o f b r a n d c l d o e s n o t e x c e e d 1 5 0 0 p p m b y w e i g h t ) . symbol parameter rating unit v cntl vcntl supply voltage, vcntl to gnd - 0.2 ~ 7 v v in vin supply voltage, vin to gnd - 0.2 ~ 3.9 v p d power dissipation internally limited w t j junction temperature 150 o c t stg storage temperature - 65 ~ 150 o c t sdr lead soldering temperature, 10 seconds 260 o c a b s o l u t e m a x i m u m r a t i n g s t h e r m a l c h a r a c t e r i s t i c s symbol parameter value unit q ja junction - to - ambient thermal resistance in free air sop - 8 sop - 8p to - 252 - 5 to - 263 - 5 75 55 42 34 o c/w q jc junction - to - case thermal resistance sop - 8 sop - 8p to - 252 - 5 to - 263 - 5 28 20 12 11 o c/w n o t e : q j a i s m e a s u r e d w i t h t h e c o m p o n e n t m o u n t e d o n a h i g h e f f e c t i v e t h e r m a l c o n d u c t i v i t y t e s t b o a r d i n f r e e a i r . t h e e x p o s e d p a d o f s o p - 8 p i s s o l d e r e d d i r e c t l y o n t h e p c b .
c o p y r i g h t ? a n p e c e l e c t r o n i c s c o r p . r e v . b . 4 - m a r . , 2 0 0 8 a p l 5 3 3 1 w w w . a n p e c . c o m . t w 3 r e c o m m e n d e d o p e r a t i n g c o n d i t i o n s symbol parameter range unit v cntl vcntl supply voltage (note 1) 3.1 ~ 6 v v in vin supply voltage (note 2) 1.2 ~ 3.5 v v out vout output voltage (note 3) v ref 0.02 v i out vout output current (note 4,5) - 3 ~ +3 a t j junction temperature 0 ~ 125 o c n o t e s : 1. please refer to the vcntl-to-vin dropout voltage in the ?typical characteristics? section for the minimum supply voltage on vcntl. 2 . p l e a s e s u p p l y e n o u g h v o l t a g e t o v i n f o r s o u r c i n g d e s i r e d m a x i m u m o u t p u t c u r r e n t . p l e a s e r e f e r t o t h e v i n . d r o p o u t v o l t a g e v s o u t p u t c u r r e n t i n t h e t y p i c a l c h a r a c t e r i s t i c s . 3 . t h e v o u t i s r e g u l a t e d t o t h e v r e f w i t h a d d i t i o n a l v o l t a g e o f f s e t a n d l o a d r e g u l a t i o n e x c e p t o v e r - l o a d c o n d i t i o n s . 4 . t h e s y m b o l ? + ? m e a n s t h e v o u t s o u r c e s c u r r e n t t o l o a d ; t h e s y m b o l ? - ? m e a n s t h e v o u t s i n k s c u r r e n t t o t o g n d . 5 . t h e m a x . i o u t v a r i e s w i t h t h e t j a n d t h e v o l t a g e s o f v i n - v o u t a n d v o u t . p l e a s e r e f e r t o t h e t y p i c a l c h a r a c t e r i s t i c s . e l e c t r i c a l c h a r a c t e r i s t i c s r e f e r t o t h e t y p i c a l a p p l i c a t i o n c i r c u i t . t h e s e s p e c i f i c a t i o n s a p p l y o v e r , v c n t l = 3 . 3 v , v i n = 2 . 5 v / 1 . 8 v , v r e f = 0 . 5 v i n a n d t a = 0 t o 7 0 c , u n l e s s o t h e r w i s e s p e c i f i e d . t y p i c a l v a l u e s r e f e r t o t a = 2 5 c . apl5331 symbol parameter test conditions min typ max unit output voltage v out vout output voltage i out = 0a v ref v system accuracy over temperature, vout offset, and load regulation - 20 20 mv i out = +10ma - 15 - 8 v os vout offset voltage (v out ? v ref ) i out = - 10ma 6 14 mv i out = +10ma to +3a - 8 - 3 load regulation i out = - 10ma to - 3a 1 6 mv protection sourcing current t j = 25 c (v in = 2.5v) t j = 125 c +3.3 +3.6 +3.1 sourcing current t j = 25 c (v in = 2.5v ) t j = 125 c - 3.3 - 3.6 - 3.1 sourcing current t j = 25 c (v in = 1.8 v) t j = 125 c +2.9 +3.2 +2.6 i lim current limit sourcing current t j = 25 c (v in = 1.8 v) t j = 125 c - 2.9 - 3.2 - 2.6 a t sd thermal shutdown temperature rising t j 183 o c thermal shutdown hyster esis 42 o c
c o p y r i g h t ? a n p e c e l e c t r o n i c s c o r p . r e v . b . 4 - m a r . , 2 0 0 8 a p l 5 3 3 1 w w w . a n p e c . c o m . t w 4 e l e c t r i c a l c h a r a c t e r i s t i c s ( c o n t . ) r e f e r t o t h e t y p i c a l a p p l i c a t i o n c i r c u i t . t h e s e s p e c i f i c a t i o n s a p p l y o v e r , v c n t l = 3 . 3 v , v i n = 2 . 5 v / 1 . 8 v , v r e f = 0 . 5 v i n a n d t a = 0 t o 7 0 c , u n l e s s o t h e r w i s e s p e c i f i e d . t y p i c a l v a l u e s r e f e r t o t a = 2 5 c . apl5331 symbol parameter test conditions min typ max unit input current i out = 0a 2 3.9 6 i out = 3a (normal operation) 50 110 i cntl vcntl supply current vref = gnd (shutdown) 2.0 ma v ref = 1.25v/0.9v (normal o peration) 200 500 na i vref vref bias current (the current flows out of vre f) vref = gnd (shutdown) 20 4 0 m a shutdown control shutdown threshold voltage 0.2 0.35 0.65 v
c o p y r i g h t ? a n p e c e l e c t r o n i c s c o r p . r e v . b . 4 - m a r . , 2 0 0 8 a p l 5 3 3 1 w w w . a n p e c . c o m . t w 5 0.1 0.2 0.3 0.4 0.5 0.6 -50 -25 0 25 50 75 100 125 0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 -50 -25 0 25 50 75 100 125 2.0 2.5 3.0 3.5 4.0 4.5 5.0 -50 -25 0 25 50 75 100 125 -5.0 -4.5 -4.0 -3.5 -3.0 -2.5 -2.0 -50 -25 0 25 50 75 100 125 t y p i c a l o p e r a t i n g c h a r a c t e r i s t i c s s o u r c i n g c u r r e n t - l i m i t v s . j u n c t i o n t e m p e r a t u r e current-limit, i lim (a) j u n c t i o n t e m p e r a t u r e ( c ) v r e f b i a s c u r r e n t v s . j u n c t i o n t e m p e r a t u r e j u n c t i o n t e m p e r a t u r e ( c ) vref bias current, i vref ( m a) j u n c t i o n t e m p e r a t u r e ( c ) vref shutdown threshold (v) j u n c t i o n t e m p e r a t u r e ( c ) current-limit, i lim (a) s i n k i n g c u r r e n t - l i m i t v s . j u n c t i o n t e m p e r a t u r e v r e f s h u t d o w n t h r e s h o l d v s . j u n c t i o n t e m p e r a t u r e v r e f = 1 . 2 5 v / 0 . 9 v v c n t l = 5 v v c n t l = 3 . 3 v v c n t l = 5 v , v i n = 2 . 5 v v c n t l = 3 . 3 v , v i n = 2 . 5 v v c n t l = 5 v , v i n = 1 . 8 v v c n t l = 3 . 3 v , v i n = 1 . 8 v v c n t l = 5 v , v i n = 1 . 8 v v c n t l = 3 . 3 v , v i n = 1 . 8 v v c n t l = 3 . 3 v , v i n = 2 . 5 v v c n t l = 5 v , v i n = 2 . 5 v
c o p y r i g h t ? a n p e c e l e c t r o n i c s c o r p . r e v . b . 4 - m a r . , 2 0 0 8 a p l 5 3 3 1 w w w . a n p e c . c o m . t w 6 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 -50 -25 0 25 50 75 100 125 -14 -10 -6 -2 2 6 10 14 -50 -25 0 25 50 75 100 125 0 2 4 6 8 10 12 14 16 18 20 22 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 t y p i c a l o p e r a t i n g c h a r a c t e r i s t i c s ( c o n t . ) v o u t o f f s e t v o l t a g e v s . j u n c t i o n t e m p e r a t u r e vout offset voltage, v os (mv) j u n c t i o n t e m p e r a t u r e ( c ) v r e f = 1 . 2 5 v / 0 . 9 v q u i e s c e n t v c n t l c u r r e n t v s . j u n c t i o n t e m p e r a t u r e j u n c t i o n t e m p e r a t u r e ( c ) v r e f b i a s c u r r e n t v s . v r e f s u p p l y v o l t a g e v r e f s u p p l y v o t a g e , v r e f ( v ) vref bias current, i vref ( m a) i o u t = - 1 0 m a i o u t = + 1 0 m a quiescent vcntl current (ma) i o u t = 0 a v c n t l = 5 v v c n t l = 3 . 3 v t j = 2 5 c
c o p y r i g h t ? a n p e c e l e c t r o n i c s c o r p . r e v . b . 4 - m a r . , 2 0 0 8 a p l 5 3 3 1 w w w . a n p e c . c o m . t w 7 1.0 1.4 1.8 2.2 2.6 3.0 3.4 3.8 0 20 40 60 80 100 120 0 20 40 60 80 100 120 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 0.0 0.2 0.4 0.6 0.8 1.0 1.2 0.0 0.5 1.0 1.5 2.0 2.5 3.0 t y p i c a l o p e r a t i n g c h a r a c t e r i s t i c s ( c o n t . ) v i n d r o p o u t v o l t a g e v s . o u t p u t c u r r e n t dropout voltage (v) o u t p u t c u r r e n t ( a ) t j = 2 5 c t j = 7 5 c t j = 1 2 5 c t j = - 5 0 c v r e f = 0 . 9 v v c n t l = 5 . 0 v v c n t l i n p u t c u r r e n t v s . v i n - v o u t v o l t a g e a t i o u t = 1 a v i n - v o u t v o l t a g e ( v ) v c n t l - t o - v o u t d r o p o u t v o l t a g e v s . v c n t l i n p u t c u r r e n t v c n t l i n p u t c u r r e n t , i c n t l ( m a ) minimum v cntl - v out voltage (v) 0.0 0.2 0.4 0.6 0.8 1.0 1.2 0.0 0.5 1.0 1.5 2.0 2.5 3.0 v i n d r o p o u t v o l t a g e v s . o u t p u t c u r r e n t dropout voltage (v) o u t p u t c u r r e n t ( a ) t j = 2 5 c t j = 7 5 c t j = 1 2 5 c t j = - 5 0 c v r e f = 0 . 9 v v c n t l = 3 . 3 v vcntl input current, i cntl (ma) t j = 2 5 c t j = 7 5 c t j = 1 2 5 c t j = - 2 5 c i o u t = 1 a t j = 2 5 c t j = 7 5 c t j = 1 2 5 c t j = - 2 5 c i o u t = 1 a
c o p y r i g h t ? a n p e c e l e c t r o n i c s c o r p . r e v . b . 4 - m a r . , 2 0 0 8 a p l 5 3 3 1 w w w . a n p e c . c o m . t w 8 1.0 1.4 1.8 2.2 2.6 3.0 3.4 3.8 0 20 40 60 80 100 120 0 20 40 60 80 100 120 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.0 1.4 1.8 2.2 2.6 3.0 3.4 3.8 0 20 40 60 80 100 120 0 20 40 60 80 100 120 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1 t y p i c a l o p e r a t i n g c h a r a c t e r i s t i c s ( c o n t . ) vcntl-to-vout dropout voltage vs. vcntl input current minimum v cntl - v out voltage (v) v c n t l i n p u t c u r r e n t , i c n t l ( m a ) vcntl input current vs. v in - v out voltage at i out =2a v i n - v o u t v o l t a g e ( v ) v c n t l - t o - v o u t d r o p o u t v o l t a g e v s . v c n t l i n p u t c u r r e n t v c n t l i n p u t c u r r e n t , i c n t l ( m a ) minimum v cntl - v out voltage (v) vcntl input current, i cntl (ma) v c n t l i n p u t c u r r e n t v s . v i n - v o u t v o l t a g e a t i o u t = 1 . 5 a vcntl input current, i cntl (ma) v i n - v o u t v o l t a g e ( v ) t j = 2 5 c t j = 7 5 c t j = 1 2 5 c t j = - 2 5 c t j = 2 5 c t j = 7 5 c t j = 1 2 5 c t j = - 2 5 c t j = 2 5 c t j = 7 5 c t j = 1 2 5 c t j = - 2 5 c t j = 2 5 c t j = 7 5 c t j = 1 2 5 c t j = - 2 5 c i o u t = 1 . 5 a i o u t = 1 . 5 a i o u t = 2 a i o u t = 2 a
c o p y r i g h t ? a n p e c e l e c t r o n i c s c o r p . r e v . b . 4 - m a r . , 2 0 0 8 a p l 5 3 3 1 w w w . a n p e c . c o m . t w 9 o p e r a t i n g w a v e f o r m s 1 . l o a d t r a n s i e n t r e s p o n s e : i o u t = + 1 0 m a - > + 3 a - > + 1 0 m a - v i n = 2 . 5 v , v c n t l = 3 . 3 v - v r e f i s 1 . 2 5 0 v s u p p l i e d b y a r e g u l a t o r - c o u t = 4 7 0 m f / 1 0 v , e s r = 3 0 m w - i o u t s l e w r a t e = 3 a / m s i o u t = + 1 0 m a - > + 3 a v o u t i o u t c h 1 : v o u t , 2 0 m v / d i v , d c , o f f s e t = 1 . 2 5 0 v a x 1 : i o u t , 1 a / d i v t i m e : 1 m s / d i v c h 1 : v o u t , 2 0 m v / d i v , d c , o f f s e t = 1 . 2 5 0 v a x 1 : i o u t , 1 a / d i v t i m e : 2 0 m s / d i v c h 1 : v o u t , 2 0 m v / d i v , d c , o f f s e t = 1 . 2 5 0 v a x 1 : i o u t , 1 a / d i v t i m e : 1 m s / d i v i o u t = + 1 0 m a - > + 3 a - > + 1 0 m a i o u t = + 3 a - > + 1 0 m a v o u t i o u t + 3 a + 1 0 m a v o u t i o u t l o a d r e g u l a t i o n = - 2 . 8 m v 2 . l o a d t r a n s i e n t r e s p o n s e : i o u t = - 1 0 m a - > - 3 a - > - 1 0 m a - v i n = 2 . 5 v , v c n t l = 3 . 3 v - v r e f i s 1 . 2 5 0 v s u p p l i e d b y a r e g u l a t o r - c o u t = 4 7 0 m f / 1 0 v , e s r = 3 0 m w - i o u t s l e w r a t e = 3 a / m s i o u t = - 1 0 m a - > - 3 a v o u t i o u t c h 1 : v o u t , 2 0 m v / d i v , d c , o f f s e t = 1 . 2 5 0 v a x 1 : i o u t , 1 a / d i v t i m e : 1 m s / d i v c h 1 : v o u t , 2 0 m v / d i v , d c , o f f s e t = 1 . 2 5 0 v a x 1 : i o u t , 1 a / d i v t i m e : 2 0 m s / d i v c h 1 : v o u t , 2 0 m v / d i v , d c , o f f s e t = 1 . 2 5 0 v a x 1 : i o u t , 1 a / d i v t i m e : 1 m s / d i v i o u t = - 1 0 m a - > - 3 a - > - 1 0 m a i o u t = - 3 a - > - 1 0 m a v o u t i o u t - 3 a - 1 0 m a v o u t i o u t l o a d r e g u l a t i o n = + 6 . 2 m v
c o p y r i g h t ? a n p e c e l e c t r o n i c s c o r p . r e v . b . 4 - m a r . , 2 0 0 8 a p l 5 3 3 1 w w w . a n p e c . c o m . t w 1 0 o p e r a t i n g w a v e f o r m s ( c o n t . ) 3 . l o a d t r a n s i e n t r e s p o n s e : i o u t = + 3 a - > - 3 a - > + 3 a - v i n = 2 . 5 v , v c n t l = 3 . 3 v - v r e f i s 1 . 2 5 0 v s u p p l i e d b y a r e g u l a t o r - c o u t = 4 7 0 m f / 1 0 v , e s r = 3 0 m w - i o u t s l e w r a t e = 3 a / m s i o u t = + 3 a - > - 3 a c h 1 : v o u t , 5 0 m v / d i v , d c , o f f s e t = 1 . 2 5 0 v a x 1 : i o u t , 2 a / d i v t i m e : 1 m s / d i v c h 1 : v o u t , 5 0 m v / d i v , d c , o f f s e t = 1 . 2 5 0 v a x 1 : i o u t , 2 a / d i v t i m e : 2 0 m s / d i v c h 1 : v o u t , 5 0 m v / d i v , d c , o f f s e t = 1 . 2 5 0 v a x 1 : i o u t , 2 a / d i v t i m e : 1 m s / d i v i o u t = + 3 a - > - 3 a - > + 3 a i o u t = - 3 a - > + 3 a v o u t i o u t v o u t i o u t + 3 a - 3 a v o u t i o u t 4 . s h o r t - c i r c u i t t e s t - v i n = 2 . 5 v , v c n t l = 3 . 3 v v o u t i s s h o r t e d t o g n d v o u t i o u t c h 1 : v o u t , 5 0 0 m v / d i v , d c , a x 1 : i o u t , 2 a / d i v t i m e : 5 m s / d i v c h 1 : v o u t , 5 0 0 m v / d i v , d c , a x 1 : i o u t , 2 a / d i v t i m e : 5 m s / d i v v o u t i s s h o r t e d t o v i n ( 2 . 5 v ) v o u t i o u t v o u t i o u t
c o p y r i g h t ? a n p e c e l e c t r o n i c s c o r p . r e v . b . 4 - m a r . , 2 0 0 8 a p l 5 3 3 1 w w w . a n p e c . c o m . t w 1 1 b l o c k d i a g r a m p i n d e s c r i p t i o n pin name i/o description vin i main power input pin. connect this pin to a voltage source and an input capacitor. the apl5331 sources current to vout pin by controlling the upper npn pass transistor, providing a current path from vin pin. gnd o power and signal ground. connect this pin to system ground plane with shortest traces. the apl5331 sinks current from vout pin by controlling the lower npn pass transistor, providing a current path to gnd pin. this pin is also the ground path for internal contro l circuitry. vcntl i power input pin for internal control circuitry. connect this pin to a voltage source, providing a bias for the internal control circuitry. a bypass capacitor is usually connected near this pin. vref i reference voltage input and act ive - low shutdown control pin. apply a voltage to this pin as a reference voltage for the apl5331. connect this pin to a resistor divider, between vin and gnd, and a capacitor for soft - start and filtering noise purposes. applying and holding this vref volta ge low by an open - drain transistor to shut down the output. vout o output pin of the regulator. connect this pin to load. the output capacitors connected to this pin improve stability and transient response. the output voltage tracks the reference voltag e and is capable of sourcing or sinking current up to 3a. gnd vout vin vcntl vref current limit thermal limit voltage regulation shutdown
c o p y r i g h t ? a n p e c e l e c t r o n i c s c o r p . r e v . b . 4 - m a r . , 2 0 0 8 a p l 5 3 3 1 w w w . a n p e c . c o m . t w 1 2 t y p i c a l a p p l i c a t i o n c i r c u i t c o u t : 4 7 0 m f , e s r = 2 5 m w r 1 , r 2 : 1 k w , 1 % q 1 : a p m 2 3 0 0 a c n o t e : s i n c e r 1 a n d r 2 a r e v e r y s m a l l , t h e v o l t a g e o f f s e t c a u s e d b y t h e b i a s c u r r e n t o f v r e f c a n b e i g n o r e . 1 . v o u t = 1 . 2 5 v / 0 . 9 v a p p l i c a t i o n v cntl +3.3v c cntl 47 m f v out +1.25v/0.9v -3~+3 a c ss 0.1 m f gnd r 1 1k r 2 1k v in +2.5v/1.8v gnd c in 470 m f q 1 shutdown c out 470 m f v ref gnd vref vin vout vcntl 2 . v o u t = 1 . 4 v a p p l i c a t i o n 3 . g e n e r a l a p p l i c a t i o n v cntl +5v c cntl 47 m f v out +1.4v/ -3~+3 a c ss 0.1 m f gnd r 1 1k r 2 1k v in +2.8v gnd c in 470 m f c out 470 m f v ref gnd vref vin vout vcntl v cntl +5v c cntl 1 m f v out 1.2v/-2~+1.8a c ss 0.1 m f gnd r 1 r 2 2k v in +1.8v gnd c in 22 m f c out 100 m f v ref gnd vref vin vout vcntl v refin +1.8v 1k (v) r2 r1 r2 v v refin out + =
c o p y r i g h t ? a n p e c e l e c t r o n i c s c o r p . r e v . b . 4 - m a r . , 2 0 0 8 a p l 5 3 3 1 w w w . a n p e c . c o m . t w 1 3 g e n e r a l t h e a p l 5 3 3 1 i s a l i n e a r r e g u l a t o r a n d i s c a p a b l e o f s o u r c i n g o r s i n k i n g c u r r e n t u p t o 3 a . t h e a p l 5 3 3 1 h a s f a s t t r a n s i e n t r e s p o n s e , a c c u r a t e o u t p u t v o l t a g e ( s m a l l v o l t a g e o f f s e t , l o a d r e g u l a t i o n ) , a c t i v e - l o w s h u t d o w n c o n t r o l a n d f a u l t p r o t e c t i o n s ( c u r r e n t - l i m i t , t h e r m a l s h u t d o w n ) . t h e a p l 5 3 3 1 i s a v a i l a b l e i n s e v e r a l p a c k a g e s t o m e e t d i f f e r e n t o f p o w e r d i s s i p a t i o n i n r e q u i r e m e n t v a r i o u s a p p l i c a t i o n s . o u t p u t v o l t a g e r e g u l a t i o n t h e o u t p u t v o l t a g e a t v o u t p i n t r a c k s t h e r e f e r e n c e v o l t a g e a p p l i e d a t v r e f p i n . t w o i n t e r n a l n p n p a s s t r a n s i s t o r s c o n t r o l l e d b y s e p a r a t e h i g h b a n d w i d t h e r r o r a m p l i f i e r s r e g u l a t e t h e o u t p u t v o l t a g e b y s o u r c i n g c u r r e n t f r o m v i n p i n o r s i n k i n g c u r r e n t t o g n d p i n . t h e b a s e c u r r e n t s o f t h e p a s s t r a n s i s t o r s a r e p r o v i d e d b y v c n t l p i n . a n i n t e r n a l k e l v i n s e n s i n g s c h e m e s e n s e s t h e o u t p u t v o l t a g e o n v o u t p i n f o r p e r f e c t a p p l i c a t i o n i n f o r m a t i o n l o a d r e g u l a t i o n . t o p r e v e n t t w o p a s s t r a n s i s t o r s f r o m s h o o t - t h r o u g h , a s m a l l v o l t a g e o f f s e t i s c r e a t e d b e t w e e n t h e p o s i t i v e i n p u t s o f t h e t w o e r r o r a m p l i f i e r s . t h i s r e s u l t s i n h i g h e r o u t p u t v o l t a g e w h i l e t h e r e g u l a t o r s i n k s l o a d c u r r e n t . s i n c e t h e a p l 5 3 3 1 e x h i b i t s v e r y f a s t l o a d t r a n s i e n t r e s p o n s e , l e s s e r a m o u n t o f c a p a c i t o r s c a n b e u s e d . i n a d d i t i o n , c a p a c i t o r s w i t h h i g h e s r c a n a l s o b e u s e d . c u r r e n t l i m i t t h e a p l 5 3 3 1 m o n i t o r s s o u r c i n g a n d s i n k i n g o u t p u t c u r r e n t s , a n d l i m i t s t h e m a x i m u m o u t p u t c u r r e n t s t o p r e v e n t d a m a g e s d u r i n g o v e r l o a d o r s h o r t - c i r c u i t c o n d i t i o n . t o i n c r e a s e t h e v o l t a g e a c r o s s t h e i n t e r n a l p a s s t r a n s i s t o r s w i l l g e t h i g h e r c u r r e n t - l i m i t p o i n t s . s h u t d o w n a n d s o f t - s t a r t t h e v r e f p i n i s a d u a l - f u n c t i o n i n p u t p i n , a c t i n g a s r e f e r e n c e i n p u t a n d s h u t d o w n c o n t r o l i n p u t . a p p l y i n g a n d h o l d i n g a v o l t a g e b e l o w 0 . 3 5 v ( t y p . ) t o v r e f p i n s h u t s d o w n t h e o u t p u t o f t h e r e g u l a t o r . a n n p n t r a n s i s t o r o r n - c h a n n e l m o s f e t i s u s e d t o p u l l d o w n t h e v r e f v o l t a g e w h i l e a p p l y i n g a ? h i g h ? s i g n a l t o t u r n o n t h e t r a n s i s t o r . w h e n s h u t d o w n f u n c t i o n i s a c t i v e , b o t h p a s s t r a n s i s t o r s a r e t u r n e d o f f a n d t h e i m p e d a n c e o f t h e v o u t i s a b o u t 1 0 m w ( t y p . ) , s o u r c i n g o r s i n k i n g n o c u r r e n t . w h e n r e l e a s e t h e v r e f p i n , t h e c u r r e n t t h r o u g h t h e r e s i s t o r d i v i d e r c h a r g e s t h e s o f t - s t a r t c a p a c i t o r t o i n i t i a t e a s o f t - s t a r t p r o c e s s w h i c h c o n t r o l s t h e r i s e r a t e o f t h e o u t p u t v o l t a g e a n d l i m i t s t h e i n p u t s u r g e c u r r e n t . t h e r m a l s h u t d o w n a t h e r m a l s h u t d o w n c i r c u i t l i m i t s t h e j u n c t i o n t e m p e r a t u r e o f t h e a p l 5 3 3 1 . w h e n t h e j u n c t i o n t e m p e r a t u r e e x c e e d s + 1 8 3 o c , a t h e r m a l s e n s o r t u r n s o f f b o t h p a s s t r a n s i s t o r s , a l l o w i n g t h e d e v i c e t o c o o l d o w n . t h e r e g u l a t o r s t a r t s t o r e g u l a t e a g a i n a f t e r t h e j u n c t i o n t e m p e r a t u r e r e d u c e s b y 4 0 o c , r e s u l t i n g i n a p u l s e d o u t p u t d u r i n g c o n t i n u o u s t h e r m a l o v e r l o a d c o n d i t i o n s . t h e t h e r m a l l i m i t d e s i g n e d w i t h a 4 0 o c h y s t e r e s i s l o w e r s t h e a v e r a g e t j d u r i n g c o n t i n u o u s t h e r m a l o v e r l o a d c o n d i t i o n s , a n d e x t e n d s l i f e t i m e o f a p l 5 3 3 1 . p o w e r i n p u t s i t ' s n o t n e c e s s a r y t o p a y a t t e n t i o n t o t h e s e q u e n c i n g o f t h e i n p u t v o l t a g e s o n v i n a n d v c n t l p i n s . h o w e v e r , d o n o t a p p l y a v o l t a g e t o v o u t w h e n t h e v c n t l v o l t a g e i s n o t p r e s e n t . t h i s r e a s o n i s t h a t t h e i n t e r n a l p a r a s i t i c d i o d e s c o n n e c t e d f r o m v o u t t o v i n a n d f r o m v o u t t o v c n t l w i l l b e f o r w a r d b i a s e d . w h e n t h e v i n i n p u t v o l t a g e i s n o t p r e s e n t , t h e a p l 5 3 3 1 c a n o n l y s o u r c e f e w c u r r e n t u p t o 1 0 0 m a t o o u t p u t . i n t h e s a m e c o n d i t i o n , t h e a p l 5 3 3 1 k e e p s s a m e c a p a b i l i t y o f s i n k i n g o u t p u t c u r r e n t u p t o 3 a . s h u t d o w n a n d s o f t - s t a r t ( c o n t . )
c o p y r i g h t ? a n p e c e l e c t r o n i c s c o r p . r e v . b . 4 - m a r . , 2 0 0 8 a p l 5 3 3 1 w w w . a n p e c . c o m . t w 1 4 a p p l i c a t i o n i n f o r m a t i o n ( c o n t . ) 0 5 10 15 20 25 10 100 1000 capacitance( m f) esr (m w ) stable region 0 5 10 15 20 25 10 100 1000 capacitance( m f) esr (m w ) stable region f o r d d r s d r a m v t t a p p l i c a t i o n s r e f e r e n c e v o l t a g e a r e f e r e n c e v o l t a g e i s a p p l i e d a t t h e v r e f p i n b y a r e s i s t o r d i v i d e r b e t w e e n v i n a n d g n d p i n s . n o r m a l l y , t h e b i a s c u r r e n t f l o w i n g o u t o f t h e v r e f p i n a n d i s a b o u t 1 5 0 n a ( t y p . ) , c r e a t i n g v o l t a g e o f f s e t a t t h e r e s i s t o r d i v i d e r a n d a f f e c t i n g t h e o u t p u t v o l t a g e a c c u r a c y . t h e r e c o m m e n d e d r e s i s t o r i s < 5 k w t o m a i n t a i n a c c u r a c y o f t h e o u t p u t v o l t a g e . a n e x t e r n a l b y p a s s c a p a c i t o r ( > 0 . 1 m f ) i s a l s o c o n n e c t e d t o v r e f . t h e c a p a c i t o r a n d t h e r e s i s t o r d i v i d e r f o r m a l o w - p a s s f i l t e r t o r e d u c e t h e i n h e r e n t r e f e r e n c e n o i s e f r o m v i n . c o n n e c t t h e c a p a c i t o r a s c l o s e t o v r e f a s p o s s i b l e f o r o p t i m a l e f f e c t . d o n o t p l a c e a n y a d d i t i o n a l l o a d i n g o n t h i s r e f e r e n c e i n p u t p i n . o u t p u t c a p a c i t o r t h e a p l 5 3 3 1 r e q u i r e s a p r o p e r o u t p u t c a p a c i t o r t o m a i n t a i n s t a b i l i t y a n d i m p r o v e t r a n s i e n t r e s p o n s e . t h e o u t p u t c a p a c i t o r s e l e c t i o n i s d e p e n d e n t u p o n t h e e s r ( e q u i v a l e n t s e r i e s r e s i s t a n c e ) a n d c a p a c i t a n c e o f t h e o u t p u t c a p a c i t o r o v e r f u l l t e m p e r a t u r e r a n g e . t h e f o l l o w i n g c h a r t s h o w s t h e s t a b l e r e g i o n o f t h e o u t p u t c a p a c i t o r f o r a p l 5 3 3 1 . t h e s t a b l e r e g i o n i s a b o v e t h e c u r v e , i n d i c a t i n g m i n i m u m r e q u i r e d e s r a n d c a p a c i t a n c e t o m a i n t a i n s t a b i l i t y . h o w e v e r , t h e o u t p u t c a p a c i t o r s h o u l d h a v e a n e s r l e s s t h a n 1 w . u l t r a - l o w - e s r c a p a c i t o r s , s u c h a s c e r a m i c c h i p c a p a c i t o r s , m a y p r o m o t e u n d e r - d a m p e d t r a n s i e n t r e s p o n s e , b u t p r o p e r c e r a m i c c h i p c a p a c i t o r s p l a c e d n e a r l o a d s c a n b e u s e d a s d e c o u p l i n g c a p a c i t o r s . a l o w - e s r s o l i d t a n t a l u m a n d a l u m i n u m e l e c t r o l y t i c c a p a c i t o r ( e s r < 1 w ) w o r k s e x t r e m e l y w e l l a n d p r o v i d e s g o o d t r a n s i e n t r e s p o n s e a n d s t a b i l i t y o v e r t e m p e r a t u r e . t h e o u t p u t c a p a c i t o r s a r e a l s o u s e d t o r e d u c e t h e s l e w r a t e o f l o a d c u r r e n t a n d h e l p t h e a p l 5 3 3 1 t o m i n i m i z e v a r i a t i o n s o f t h e o u t p u t v o l t a g e , i m p r o v i n g t r a n s i e n t r e s p o n s e . f o r t h i s p u r p o s e , t h e l o w - e s r c a p a c i t o r s d e p e n d i n g o n t h e s t e p s i z e a n d s l e w r a t e o f a l o a d c u r r e n t s t e p a r e r e c o m m e n d e d . i n p u t c a p a c i t o r t h e i n p u t c a p a c i t o r s f o r v c n t l a n d v i n p i n s a r e n o t r e q u i r e d f o r s t a b i l i t y b u t f o r s u p p l y i n g s u r g e c u r r e n t s d u r i n g l a r g e l o a d t r a n s i e n t s . t h e i n p u t c a p a c i t o r s p r e v e n t t h e i n p u t r a i l f r o m d i p p i n g t o i m p r o v e t h e p e r f o r m a n c e o f t h e a p l 5 3 3 1 . r e d u c i n g t h e p a r a s i t i c i n d u c t a n c e a n d r e s i s t a n c e o f c u r r e n t p a t h s f r o m p o w e r s o u r c e s t o t h e a p l 5 3 3 1 a l s o r e d u c e s v o l t a g e d i p s o n v c n t l a n d v i n p i n s . a c a p a c i t o r o f 1 m f ( c e r a m i c c h i p c a p a c i t o r ) o r g r e a t e r ( a l u m i n u m e l e c t r o l y t i c c a p a c i t o r ) i s r e c o m m e n d e d f o r v c n t l p i n . f o r v i n p i n , a n a l u m i n u m e l e c t r o l y t i c c a p a c i t o r ( > 5 0 m f ) i s r e c o m m e n d e d . i t i s n o t n e c e s - s a r y t o u s e l o w - e s r c a p a c i t o r s . l a y o u t a n d t h e r m a l c o n s i d e r a t i o n t h e i n p u t c a p a c i t o r s f o r v i n a n d v c n t l p i n s a r e n o r m a l l y p l a c e d n e a r e a c h p i n f o r g o o d p e r f o r m a n c e s . c e r a m i c d e c o u p l i n g c a p a c i t o r s f o r l o a d s m u s t b e p l a c e d a s c l o s e t o t h e l o a d s t o r e d u c e t h e p a r a s i t i c i n d u c t o r s o f t r a c e s . i t i s a l s o r e c o m m e n d e d t h a t t h e a p l 5 3 3 1 a n d o u t p u t c a p a c i t o r s a r e p l a c e d n e a r t h e l o a d f o r g o o d l o a d o u t p u t c a p a c i t o r ( c o n t . )
c o p y r i g h t ? a n p e c e l e c t r o n i c s c o r p . r e v . b . 4 - m a r . , 2 0 0 8 a p l 5 3 3 1 w w w . a n p e c . c o m . t w 1 5 r e g u l a t i o n a n d l o a d t r a n s i e n t r e s p o n s e . t h e n e g a t i v e p i n s o f t h e i n p u t a n d o u t p u t c a p a c i t o r s a n d t h e g n d p i n o f t h e a p l 5 3 3 1 s h o u l d c o n n e c t t o a n a l o g g r o u n d p l a n e o f t h e l o a d . s e e f i g u r e 1 . t h e s o p - 8 p u t i l i z e s a b o t t o m t h e r m a l p a d t o m i n i m i z e t h e t h e r m a l r e s i s t a n c e o f t h e p a c k a g e , m a k i n g t h e p a c k a g e s u i t a b l e f o r h i g h c u r r e n t a p p l i c a t i o n s . t h e t h e r m a l p a d i s s o l d e r e d t o t h e t o p g r o u n d p a d a n d i s c o n n e c t e d t o t h e i n t e r n a l o r b o t t o m g r o u n d p l a n e b y s e v e r a l v i a s . t h e p r i n t e d c i r c u i t b o a r d ( p c b ) f o r m s a h e a t s i n k a n d d i s s i p a t e s m o s t o f t h e h e a t i n t o t h e a m b i e n t a i r . t h e v i a s a r e r e c o m m e n d e d t o h a v e p r o p e r s i z e t o r e t a i n s o l d e r , h e l p i n g h e a t c o n d u c t i o n . t h e r m a l r e s i s t a n c e c o n s i s t s o f t w o m a i n e l e m e n t s , q j c ( j u n c t i o n - t o - c a s e t h e r m a l r e s i s t a n c e ) a n d q c a ( c a s e - t o - a m b i e n t t h e r m a l r e s i s t a n c e ) . q j c i s s p e c i f i e d f r o m t h e i c j u n c t i o n t o t h e b o t t o m o f t h e t h e r m a l p a d d i r e c t l y b e l o w t h e d i e . q c a i s t h e r e s i s t a n c e f r o m t h e b o t t o m o f t h e r m a l p a d t o t h e a m b i e n t a i r a n d i t i n c l u d e s q c s ( c a s e - t o - s i n k t h e r m a l r e s i s t a n c e ) a n d q s a ( s i n k - t o - a m b i e n t t h e r m a l r e s i s t a n c e ) . t h e s p e c i f i e d p a t h f o r h e a t f l o w i s t h e l o w e s t r e s i s t a n c e p a t h a n d i t d i s s i p a t e s m a j o r i t y o f t h e h e a t t o t h e a m b i e n t a i r . t y p i c a l l y , q c a i s t h e d o m i n a n t t h e r m a l r e s i s t a n c e . t h e r e f o r e , e n l a r g i n g t h e i n t e r n a l o r b o t t o m g r o u n d p l a n e r e d u c e s t h e r e s i s t a n c e q c a . t h e r e l a t i o n s h i p b e t w e e n p o w e r d i s s i p a t i o n a n d t e m p e r a t u r e s i s t h e f o l l o w i n g e q u a t i o n : p d = ( t j - t a ) / q j a w h e r e , p d : p o w e r d i s s i p a t i o n t j : j u n c t i o n t e m p e r a t u r e t a : a m b i e n t t e m p e r a t u r e q j a : j u n c t i o n - t o - a m b i e n t t h e r m a l r e s i s t a n c e f i g u r e 2 s h o w s a b o a r d l a y o u t u s i n g t h e s o p - 8 p p a c k a g e . t h e d e m o b o a r d i s m a d e o f f r - 4 m a t e r i a l f i g u r e 1 p a c k a g e t o p a n d s i d e v i e w l a y o u t a n d t h e r m a l c o n s i d e r a t i o n ( c o n t . ) p d (max) = (150 - 25) / 37 = 3.38w a n d i s a t w o - l a y e r p c b . t h e s i z e a n d t h i c k n e s s a r e 6 5 m m * 6 5 m m a n d 1 . 6 m m . a n a r e a o f 1 4 0 m i l * 1 0 5 m i l o n t h e t o p l a y e r i s u s e a s a t h e r m a l p a d f o r t h e a p l 5 3 3 1 a n d t h i s i s c o n n e c t e d t o t h e b o t t o m l a y e r b y v i a s . t h e b o t t o m l a y e r u s i n g 2 o z . c o p p e r a c t s a s t h e g r o u n d p l a n e f o r t h e s y s t e m . t h e p c b a n d a l l c o m p o n e n t s o n t h e b o a r d f o r m a h e a t s i n k . t h e q ja o f t h e a p l 5 3 3 1 ( s o p - 8 p ) m o u n t e d o n t h i s d e m o b o a r d i s a b o u t 3 7 o c / w i n f r e e a i r . a s s u m i n g t h e t a = 2 5 o c a n d t h e m a x i m u m t j = 1 5 0 o c ( t y p i c a l t h e r m a l l i m i t t e m p e r a t u r e ) , t h e m a x i - m u m p o w e r d i s s i p a t i o n i s c a l c u l a t e d a s : a p p l i c a t i o n i n f o r m a t i o n ( c o n t . ) if the t j is designed to be below 125 o c, the calculated power dissipation should be less than : p d = (125 - 25) / 37 = 2.70w thermal pad die top ground pad printed circuit board internal ground plane vias ambient air 118 mil 102 mil sop-8p
c o p y r i g h t ? a n p e c e l e c t r o n i c s c o r p . r e v . b . 4 - m a r . , 2 0 0 8 a p l 5 3 3 1 w w w . a n p e c . c o m . t w 1 6 0 . 2 1 2 0 . 0 7 2 0.050 0.024 1 2 3 4 8 7 6 5 unit : inch f i g u r e 2 ( a ) t o p o v e r l a y e r f i g u r e 2 ( b ) t o p l a y e r f i g u r e 2 ( c ) b o t t o m l a y e r a p p l i c a t i o n i n f o r m a t i o n ( c o n t . ) apl5331 apl5331 l a y o u t a n d t h e r m a l c o n s i d e r a t i o n ( c o n t . ) s o p - 8 s o p - 8 p 0 . 2 1 2 0 . 0 7 2 0.050 0.024 1 2 3 4 8 7 6 5 0 . 1 1 8 0.138 unit : inch t o - 2 5 2 - 5 0.035 unit : inch 0.05 0 . 1 1 0 . 2 6 7 0 . 2 5 6 0.049 unit : inch 0.067 0 . 1 5 0 . 4 0 3 0.374 0 . 3 7 4 t o - 2 6 3 - 5 r e c o m m e n d e d m i n i m u m f o o t p r i n t
c o p y r i g h t ? a n p e c e l e c t r o n i c s c o r p . r e v . b . 4 - m a r . , 2 0 0 8 a p l 5 3 3 1 w w w . a n p e c . c o m . t w 1 7 p a c k a g e i n f o r m a t i o n s o p - 8 s y m b o l min. max. 1.75 0.10 0.17 0.25 0.25 a a1 c d e e1 e h l millimeters b 0.31 0.51 sop-8 0.25 0.50 0.40 1.27 min. max. inches 0.069 0.004 0.012 0.020 0.007 0.010 0.010 0.020 0.016 0.050 0 0.010 1.27 bsc 0.050 bsc a2 1.25 0.049 0 8 0 8 d e e e 1 see view a c b h x 4 5 a a 1 a 2 l view a 0 . 2 5 seating plane gauge plane note: 1. follow jedec ms-012 aa. 2. dimension ? d ? does not include mold flash, protrusions or gate burrs. mold flash, protrusion or gate burrs shall not exceed 6 mil per side. 3. dimension ? e ? does not include inter-lead flash or protrusions. inter-lead flash and protrusions shall not exceed 10 mil per side. 3.80 5.80 4.80 4.00 6.20 5.00 0.189 0.197 0.228 0.244 0.150 0.157
c o p y r i g h t ? a n p e c e l e c t r o n i c s c o r p . r e v . b . 4 - m a r . , 2 0 0 8 a p l 5 3 3 1 w w w . a n p e c . c o m . t w 1 8 p a c k a g e i n f o r m a t i o n s o p - 8 p 0.020 0.010 0.020 0.050 0.006 0.069 max. 0.40 l 0 e e h e1 0.25 d c b 0.17 0.31 0.016 1.27 0.50 1.27 bsc 0.51 0.25 0.050 bsc 0.010 0.012 0.007 millimeters min. s y m b o l a1 a2 a 0.00 1.25 sop-8p max. 0.15 1.75 min. 0.000 0.049 inches d1 2.25 0.098 2.00 0.079 e2 3.50 3.00 0.138 0.118 8 0 8 0 h x 4 5 d e e e 1 see view a c b d1 e 2 thermal pad a 0 l view a 0 . 2 5 seating plane gauge plane a 1 a 2 inter-lead flash and protrusions shall not exceed 10 mil per side. note : 1. follow jedec ms-012 ba. 2. dimension "d" does not include mold flash, protrusions or gate burrs. mold flash, protrusion or gate burrs shall not exceed 6 mil per side . 3. dimension "e" does not include inter-lead flash or protrusions. 4.80 5.00 5.80 6.20 3.80 4.00 0.244 0.228 0.157 0.150 0.197 0.189
c o p y r i g h t ? a n p e c e l e c t r o n i c s c o r p . r e v . b . 4 - m a r . , 2 0 0 8 a p l 5 3 3 1 w w w . a n p e c . c o m . t w 1 9 p a c k a g e i n f o r m a t i o n t o - 2 5 2 - 5 s y m b o l min. max. 2.39 4.32 5.46 0.46 0.61 0.13 5.33 a a1 b3 c c2 d d1 e millimeters b 0.50 0.89 1.27 bsc to-252-5 4.57 6.35 6.73 6.22 0.050 bsc min. max. inches 0.094 0.020 0.035 0.170 0.215 0.018 0.024 0.210 0.180 0.250 0.265 2.18 0.245 0.086 0.005 e1 0.035 0.070 0.410 l3 h l e 9.40 1.40 0.46 0.89 1.78 10.41 0.370 0.055 0.018 0.150 3.81 0.89 2.03 0.035 0.080 0 0 8 0 8 0 0 . 2 5 gauge plane l a 1 view a seating plane l 3 d e b3 h a see view a c2 b c e1 d 1 e 6.00 6.00 0.236 0.236
c o p y r i g h t ? a n p e c e l e c t r o n i c s c o r p . r e v . b . 4 - m a r . , 2 0 0 8 a p l 5 3 3 1 w w w . a n p e c . c o m . t w 2 0 p a c k a g e i n f o r m a t i o n t o - 2 6 3 - 5 l view a 0 0 . 2 5 gauge plane a 1 seating plane note : follow from jedec to-263 bb. see view a e d l 1 a c2 b c e1 d 1 e h s y m b o l min. max. 4.83 0.00 0.38 0.74 1.14 1.65 0.25 6.00 a a1 c c2 d d1 e millimeters b 0.51 0.99 1.70 bsc to-263-5 9.65 11.43 6.22 0.067 bsc min. max. inches 0.190 0.000 0.020 0.039 0.015 0.029 0.045 0.065 0.236 0.380 0.450 0.245 4.06 0.160 0.010 e1 0.380 0.066 0.110 l l1 e 1.78 8.38 9.65 1.68 2.79 0.070 0.330 0 h 14.61 15.88 0.575 0.625 9.00 9.00 0.354 0.354 1.70 bsc 8 o 0 o 0 o 8 o
c o p y r i g h t ? a n p e c e l e c t r o n i c s c o r p . r e v . b . 4 - m a r . , 2 0 0 8 a p l 5 3 3 1 w w w . a n p e c . c o m . t w 2 1 c a r r i e r t a p e & r e e l d i m e n s i o n s h t1 a d a e 1 a b w f t p0 od0 b a0 p2 k0 b 0 section b-b section a-a od1 p1 application a h t1 c d d w e1 f 330.0 ? 2.00 50 min. 12.4+2.00 - 0.00 13.0+0.50 - 0.20 1.5 min. 20.2 min. 12.0 ? 0.30 1.75 ? 0.10 5.5 ? 0.05 p 0 p1 p 2 d 0 d1 t a 0 b 0 k 0 sop - 8(p) 4.0 ? 0.10 8.0 ? 0.10 2.0 ? 0.05 1.5+0.10 - 0.00 1.5 min. 0.6+0.00 - 0 .40 6.40 ? 0.20 5.20 ? 0.20 2.10 ? 0.20 application a h t1 c d d w e1 f 330.0 ? 2.00 50 min. 16.4+2.00 - 0.00 13.0+0.50 - 0.20 1.5 min. 20.2 min. 16.0 ? 0.30 1.75 ? 0.10 7.50 ? 0.05 p 0 p1 p 2 d 0 d1 t a 0 b 0 k 0 to - 252 - 5 4.0 ? 0.10 8.0 ? 0.10 2.0 ? 0.05 1.5+0. 10 - 0.00 1.5 min. 0.6+0.00 - 0.40 6.80 ? 0.20 10.40 ? 0.20 2.50 ? 0.20 application a h t1 c d d w e1 f 381.0 ? 2.00 60 min. 24.4+2.00 - 0.00 13.0+0.50 - 0.20 1.5 min. 20.2 min. 24.0 ? 0.30 1.75 ? 0.10 11.5 ? 0.10 p 0 p1 p 2 d 0 d1 t a 0 b 0 k 0 to - 263 - 5 4.0 ? 0.10 16.0 ? 0.10 2.0 ? 0.10 1.5+0.10 - 0.00 1.5 min. 0.6+0.00 - 0.40 10.8 ? 0.20 16.1 ? 0.20 5.2 ? 0.20 (mm)
c o p y r i g h t ? a n p e c e l e c t r o n i c s c o r p . r e v . b . 4 - m a r . , 2 0 0 8 a p l 5 3 3 1 w w w . a n p e c . c o m . t w 2 2 d e v i c e s p e r u n i t package type unit quantity sop - 8(p) tape & reel 2500 to - 252 - 5 tape & reel 2500 to - 263 - 5 tape & reel 1000 test item method description solderability mil - std - 883d - 2003 245 c, 5 sec holt mil - std - 883d - 1005.7 1000 hrs bias @125 c pct jesd - 22 - b,a102 168 hrs, 100 % rh, 121 c tst mil - std - 883d - 1011.9 - 65 c~150 c, 200 cycles esd mil - std - 883d - 3015.7 vhbm > 2kv, vmm > 200v latch - up jesd 78 10ms, 1 tr > 100ma r e f l o w c o n d i t i o n ( i r / c o n v e c t i o n o r v p r r e f l o w ) t 25 c to peak tp ramp-up t l ramp-down ts preheat tsmax tsmin t l t p 25 t e m p e r a t u r e time critical zone t l to t p r e l i a b i l i t y t e s t p r o g r a m
c o p y r i g h t ? a n p e c e l e c t r o n i c s c o r p . r e v . b . 4 - m a r . , 2 0 0 8 a p l 5 3 3 1 w w w . a n p e c . c o m . t w 2 3 c l a s s i f i c a t i o n r e f l o w p r o f i l e s profile feature sn - pb eutectic assembly pb - free assembly average ramp - up rate (t l to t p ) 3 c/second max. 3 c/second max. preheat - temperature min (tsmin) - temperature max (tsmax) - time (min to max) (ts) 100 c 150 c 60 - 120 seconds 150 c 200 c 60 - 180 seconds time maintained above: - temperature (t l ) - time (t l ) 183 c 60 - 150 seconds 217 c 60 - 150 seconds peak /classification temperature (tp) see table 1 see table 2 time within 5 c of actual peak temperature (tp) 10 - 30 seconds 20 - 40 seconds ramp - down rate 6 c/sec ond max. 6 c/second max. time 25 c to peak temperature 6 minutes max. 8 minutes max. note: all temperatures refer to topside of the package. measured on the body surface. table 2. pb - free process ? package classification reflow temperatures package thickness volume mm 3 <350 volume mm 3 350 - 2000 volume mm 3 >2000 <1.6 mm 260 +0 c* 260 +0 c* 260 +0 c* 1.6 mm ? 2.5 mm 260 +0 c* 250 +0 c* 245 +0 c* 3 2.5 mm 250 +0 c* 245 +0 c* 245 +0 c* * tolerance: the device manufacturer/supplier shall assure process compatibility up to and including the stated classification temperature (this means peak reflow temperature +0 c. for example 260 c+0 c) at the rated msl level. c u s t o m e r s e r v i c e table 1. snpb eutectic process ? package peak reflow temperature s package thickness volume mm 3 <350 volume mm 3 3 350 <2.5 mm 240 +0/ - 5 c 225 +0/ - 5 c 3 2.5 mm 225 +0/ - 5 c 225 +0/ - 5 c a n p e c e l e c t r o n i c s c o r p . head office : no.6, dusing 1st road, sbip, hsin-chu, taiwan, r.o.c. tel : 886-3-5642000 fax : 886-3-5642050 t a i p e i b r a n c h : 2 f , n o . 1 1 , l a n e 2 1 8 , s e c 2 j h o n g s i n g r d . , s i n d i a n c i t y , t a i p e i c o u n t y 2 3 1 4 6 , t a i w a n t e l : 8 8 6 - 2 - 2 9 1 0 - 3 8 3 8 f a x : 8 8 6 - 2 - 2 9 1 7 - 3 8 3 8

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