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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 . a . 6 - s e p . , 2 0 0 9 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 . 1 2 w s t e r e o c l a s s - d a u d i o p o w e r a m p l i f i e r a p a 3 0 0 2 c l a s s - d o p e r a t i o n with high efficiency. 3 2 - s t e p d c v o l u m e c o n t r o l w i t h h y s t e r e s i s 9w per channel output power into 8 w load at 12v, class-d output 1 2 w p e r c h a n n e l o u t p u t i n t o 6 w l o a d a t 1 2 v , c l a s s - d o u t p u t 5 v l d o o u t p u t f o r p o w e r i n g a p a 4 8 0 1 h e a d - p h o n e d r i v e r l i n e o u t p u t f o r a p a 4 8 0 1 h e a d p h o n e d r i v e r w i t h d c v o l u m e c o n t r o l low current consumption in shutdown mode (10 m a, typical) a p a 3 0 0 2 w i l l a u t o - r e c o v e r y a f t e r o v e r - c u r r e n t p r o t e c t i o n t h e r m a l a n d o v e r - c u r r e n t p r o t e c t i o n s tqfn7x7-48 with thermal pad package tqfp7x7-48p with thermal pad package l e a d f r e e a n d g r e e n d e v i c e s a v a i l a b l e ( r o h s c o m p l i a n t ) the APA3002 is a monolithic integrated circuit, which pro- vides precise dc volume control, and a stereo class-d audio power amplifiers capable of producing 9w into 8 w (12v) with less than 10% thd+n. the attenuator range of the volume control in the APA3002 is from 36db ( v v o l u m e = 5 v ) to -40db ( v v o l u m e = 0 v ) with 32 steps. the ad- vantage of internal gain setting can be less components and pcb area. the circuitries of both thermal and the over-current protections are integrated in the APA3002. it protects the chip from being destroyed by over tempera- ture and over current failure. to simplify the audio system design, the APA3002 com- bines a line output for external headphone driver with volume control and a 5v regulator for external headphone drive, where the speaker output can be switched off by the headphone jack?s switch pin that connects to the APA3002?s mode pin as shown in the application circuit. f e a t u r e s g e n e r a l d e s c r i p t i o n a p p l i c a t i o n s l c d t v a c t i v e s p e a k e r 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 d 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 ) . APA3002 handling code temperature range package code package code qb: tqfn7x7-48 qca : tqfp7x7-48p operating ambient temperature range i : -40 to 85 o c handling code tr: tape & reel assembly material g : halogen and lead free device APA3002 qb: xxxxx - date code assembly material APA3002 xxxxx xxxxx - date code APA3002 qca: APA3002 xxxxx free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 2 a p a 3 0 0 2 a b s o l u t e m a x i m u m r a t i n g s ( n o t e 1 ) (over operating free - air temperature range unless otherwise noted.) symbol parameter rating unit v dd supply voltage (avdd to agnd, lpvdd to lpgnd, and rpvdd to rpgnd) - 0.3 to 15 v v mode , v vref , v volume , v vardiff , v varmax input voltage (mode to agnd, vre f, volume, vardiff, and varmax to refgnd) - 0.3 to 5.5 v sd input voltage (sd to agnd) - 0.3 to v dd +0.3 v rin+ , v rin - ,v lin+ ,v lin - input voltage (rin+, rin - , lin+, and lin - to agnd) - 0.3 to 7 input voltage (rpgnd and lpgnd to agnd) - 0.3 to +0.3 v i 5vl do output current (5vldo) 120 i ldoref output current (ldoref) 20 ma t j maximum junction temperature 150 o c t stg storage temperature range - 65 to +150 o c t s dr maximum lead soldering temperature , 10 seconds 260 o c p d power dissipation internally li mited w r l class - d power amplifier minimum load resistance 4 w p i n c o n f i g u r a t i o n s (APA3002d) tqfn7x7-48 (top view) APA3002 2.5vref 4 vardiff 9 vref 8 varmax 10 volume 11 lin+ 5 lin- 6 rin- 2 rin+ 3 ldoref 7 refgnd 12 sd 1 33 avdd 28 cosc 35 modeout 32 rvarout 27 rosc 34 mode 36 rclamp 25 lclamp 31 lvarout 30 agnd 26 agnd 29 5vldo l p v d d 2 3 l o u t + 2 0 l p g n d 1 8 l p v d d 1 4 l o u t + 2 1 l o u t - 1 6 l p v d d 1 5 l b s + 2 4 l b s - 1 3 l p g n d 1 9 l o u t - 1 7 l p v d d 2 2 4 6 r p v d d 4 5 r o u t - 4 0 r o u t + 4 7 r p v d d 4 4 r o u t - 3 9 r p v d d 4 8 r b s - 3 7 r b s + 4 3 r p g n d 4 2 r p g n d 3 8 r p v d d 4 1 r o u t + tqfp7x7-48p (top view) APA3002 33 avdd 28 cosc 35 modeout 32 rvarout 27 rosc 34 mode 36 rclamp 25 lclamp 31 lvarout 30 agnd 26 agnd 29 5vldo 2.5vref 4 vardiff 9 vref 8 varmax 10 volume 11 lin+ 5 lin- 6 rin- 2 rin+ 3 ldoref 7 refgnd 12 sd 1 l o u t + 2 1 l o u t - 1 6 l p v d d 2 3 l o u t + 2 0 l p v d d 1 5 l p v d d 2 2 l b s + 2 4 l b s - 1 3 l p g n d 1 9 l p g n d 1 8 l p v d d 1 4 l o u t - 1 7 4 6 r p v d d 4 5 r o u t - 4 0 r o u t + 4 7 r p v d d 4 4 r o u t - 3 9 r p v d d 4 8 r b s - 3 7 r b s + 4 3 r p g n d 4 2 r p g n d 3 8 r p v d d 4 1 r o u t + n o t e 1 : a b s o l u t e m a x i m u m r a t i n g s a r e t h o s e v a l u e s b e y o n d w h i c h t h e l i f e o f a d e v i c e m a y b e i m p a i r e d . e x p o s u r e t o a b s o l u t e m a x i m u m r a t i n g c o n d i t i o n s f o r e x t e n d e d p e r i o d s m a y a f f e c t d e v i c e r e l i a b i l i t y . free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 3 a p a 3 0 0 2 symbol parameter typical value unit q ja thermal resistance - junction to ambient (note 2) tqfn7x7 - 48 tqfp7x7 - 48p 21 25 o c /w 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 range symbol parameter min . max . unit v dd supply voltage 8 .5 14 v volume reference voltage vref 3.0 5.5 v volume control pin, input voltage volume, varmax, vardiff - 5.5 v sd 2 - v v ih high - level input voltage mode 3.5 - v sd - 0.8 v v il low - level inpu t voltage mode - 2 v v oh high - level output voltage modeout sources 1ma v 5vldo - 100m - v v ol low - level output voltage modeout sinks 1ma - +100m v f osc oscillator frequency 225 275 khz t a operating free - air temperature - 40 85 x c r l class - d power amplifier minimum load resistance 6 - w 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 v dd =12 v, dgnd=agnd=0v, t a = 25 o c (unless otherwise noted) APA3002 symbol parameter test condition min. typ. max. unit v dd supply voltage 8.5 - 14 v class - d mode, v mode =0v, v sd =5v, no load - 20 40 ma i dd v dd supply current varout mode , v mode =5v, v sd =5v, no load - 3 6 ma i sd v dd shutdown current v sd = 0v - 10 100 m a class - d mode, a v =15.7db (voltage gain=ratio of the filtered output voltage to input voltage) thd +n = 1% , f in = 1 k hz , r l = 6 w - 10 - thd +n = 1% , f in = 1 k hz , r l = 8 w 6 7.5 - thd +n = 10% , f in = 1 k hz , r l = 6 w - 12 - p o output power thd +n = 1 0% , f in = 1 k hz , r l = 8 w - 9 - w thd+n total harmonic distortion p l us noise p o = 5 w , f in = 1 k hz , r l = 8 w - 0.2 - % crosstalk channel separation p o = 5w, f in =1khz, c b =1 m f - 90 - db psrr power supply rejection ratio r l = 8 w , f in = 120 hz - 85 - db t h e r m a l c h a r a c t e r i s t i c s note 2: please refer to ?thermal pad consideration?. the thermal pad on the bottom of the ic should be soldered directly to the pcb?s thermal pad area connected to the ground plan by several thermal vias, and the pcb is a 2-layer, 5-inch square area with 2oz copper thickness. free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 4 a p a 3 0 0 2 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 . ) v dd =12 v, dgnd=agnd=0v, t a = 25 o c (unless otherwise noted) APA3002 symbol parameter test condition min. typ. max. unit class - d mode, a v =15.7db (voltage gain=ratio of the filtered output voltage to input voltage) (cont.) s/n w ith a - weighting fil ter p o = 5 w, r l = 8 w - 85 - db v os output offset voltage r l = 8 w - - 20 mv v n noise output voltage - 250 - m v (rms) high side - 300 - low side - 250 - r ds(on) power mosfet drain - source on - state resistance i o =1a total - 550 650 m w varout output , a v =10db p o output power thd +n = 1%, f in = 1 k hz , r l = 32 w - 20 - m w thd +n = 10%, f in = 1 k hz , r l = 32 w - 25 - thd+n total harmonic distortion p l us noise f in = 1 k hz , r l = 32 w, p o = 14mw , - 0.05 - % v o = 1v rms, r l =47k w, f in =1khz - 0.005 - crosstalk channe l separation p o =14mw, r l = 32 w , f in =1khz, c b =1 m f - 63 - db psrr power supply rejection ratio c b = 1 m f , r l = 32 w , f in =120hz , v rr =0.2v rms - 85 - db v os output offset voltage r l = 32 w - - 20 mv s/n w ith a - weight ing filter p o = 20mw , r l = 32 w , - 80 - db v n noise output voltage c b = 1 m f - 30 - m v (rms) linear regulators (ldo) v 5vldo 5v ldo regulator output i 5vldo =0 - 100ma, v sd =5v 4.5 5 5.5 v v 2.5vref 2.5v reference voltage no load 0.45x v 5vldo 0.50x v 5vldo 0.55x v 5vldo v psrr power supply rej ection ratio c b = 1 m f, f in = 120hz - 73 - db free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 5 a p a 3 0 0 2 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 e f f i c i e n c y v s . o u t p u t p o w e r e f f i c i e n c y v s . o u t p u t p o w e r o u t p u t p o w e r v s . l o a d r e s i s t a n c e o u t p u t p o w e r v s . s u p p l y v o l t a g e o u t p u t p o w e r v s . s u p p l y v o l t a g e t h d + n v s . o u t p u t p o w e r output power (w) e f f i c i e n c y ( % ) v dd =12v r l =8 w a v =36db bead filter aux-0025 aes-17(20khz) class-d 0 10 20 30 40 50 60 70 80 90 100 0 2 4 6 8 10 12 output power (w) e f f i c i e n c y ( % ) v dd =12v r l =8 w +33 m h a v =36db bead filter aux-0025 aes-17(20khz) class-d 0 10 20 30 40 50 60 70 80 90 100 0 2 4 6 8 10 12 0 2 4 6 8 10 12 14 16 18 o u t p u t p o w e r ( w ) load resistance ( w ) v dd =14v thd+n=1% v dd =14v thd+n=10% v dd =8.5v thd+n=1% v dd =8.5v thd+n=10% c i =1 m f a v =36db f in =1khz aux-0025 aes-17 (20khz) class-d 6 8 10 12 14 16 supply voltage (v) o u t p u t p o w e r ( w ) thd+n=10% thd+n=1% c i =1 m f r l =8 w a v =36db f in =1khz aux-0025 aes-17 (20khz) class-d 2 4 6 8 10 12 14 8.5 9 10 11 12 13 14 c i =1 m f r l =6 w a v =36db f in =1khz aux-0025 aes-17 (20khz) class-d thd+n=10% thd+n=1% o u t p u t p o w e r ( w ) supply voltage (v ) 4 6 8 10 12 14 16 18 8.5 9 10 11 12 13 14 v dd =12v c i =1 m f r l =6 w a v =15.7db aux-0025 aes-17 (20khz) class-d t h d + n ( % ) output power (w) f in =1khz f in =50hz f in =15khz 0.005 10 0.01 0.1 1 10m 20 100m 1 10 free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 6 a p a 3 0 0 2 t h d + n v s . o u t p u t p o w e r t h d + n v s . f r e q u e n c y 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 . ) t h d + n v s . f r e q u e n c y c r o s s t a l k v s . f r e q u e n c y n o i s e v s . f r e q u e n c y t h d + n v s . o u t p u t p o w e r f in =1khz f in =15khz f in =50hz output power (w) t h d + n ( % ) v dd =14v c i =1 m f r l =8 w a v =15.7db aux-0025 aes-17 (20khz) class-d 0.005 10 0.01 0.1 1 10m 20 100m 1 10 r v dd =14v c i =1 m f r l =8 w a v =15.7db aux-0025 aes-17 (20khz) class-d frequency (hz) t h d + n ( % ) p o =7w p o =3.5w p o =0.5w 0.01 10 0.1 1 20 20k 100 1k 10k v dd =14v c i =1 m f r l =8 w p o =7w aux-0025 aes-17 (20khz) class-d t h d + n ( % ) frequency (hz) a v =36db a v =20.8db a v =10.7db 0.01 10 0.1 1 20 20k 100 1k 10k v dd =14v c i =1 m f r l =8 w p o =3.5w a v =15.7db aux-0025 aes-17 (20khz) class-d c r o s s t a l k ( d b ) frequency (hz) right channel to left channel left channel to right channel -100 +0 -90 -80 -70 -60 -50 -40 -30 -20 -10 20 20k 100 1k 10k v dd =14v c i =1 m f r l =8 w a v =15.6db aux-0025 lpf=22~22khz a-weighting class-d right channel frequency (hz) o u t p u t n o i s e v o l t a g e ( m v ) left channel 10 m 500 m 100 m 20 20k 100 1k 10k v dd =12v c i =1 m f r l =8 w a v =15.7db aux-0025 aes-17(20khz) class-d f in =1khz f in =50hz f in =20khz t h d + n ( % ) output power (w) 10m 10 100m 1 5 0.001 10 0.01 0.1 1 free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 7 a p a 3 0 0 2 t h d + n v s . f r e q u e n c y t h d + n v s . f r e q u e n c y 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 . ) c r o s s t a l k v s . f r e q u e n c y n o i s e v s . f r e q u e n c y t h d + n v s . o u t p u t p o w e r t h d + n v s . f r e q u e n c y t h d + n ( % ) frequency (hz) v dd =12v c i =1 m f r l =8 w a v =15.7db aux-0025 aes-17(20khz) class-d p o =5w p o =0.5w p o =2.5w 0.01 10 0.1 1 20 20k 100 1k 10k v dd =12v c i =1 m f r l =8 w p o =2.5w a v =15.7db aux-0025 aes-17 (20khz) class-d c r o s s t a l k ( d b ) right channel to left channel left channel to right channel frequency (hz) 20 20k 100 500 10k -120 +0 -100 -80 -60 -40 -20 frequency (hz) t h d + n ( % ) v dd =12v c i =1 m f r l =8 w p o =5w aux-0025 aes-17 (20khz) class-d a v =10.7db a v =20.8db a v =36db 0.01 10 0.1 1 20 20k 100 1k 10k v dd =12v c i =1 m f r l =8 w a v =15.6db aux-0025 lpf=22~22khz a-weighting class-d right channel frequency (hz) o u t p u t n o i s e v o l t a g e ( m v ) left channel 20 20k 100 1k 10k 10 m 500 m 100 m f in =1khz f in =15khz f in =50hz output power (w) t h d + n ( % ) v dd =8.5v c i =1 m f r l =8 w a v =15.7db aux-0025 aes-17 (20khz) class-d 10m 5 100m 1 0.01 10 0.1 1 t h d + n ( % ) frequency (hz) v dd =8.5v c i =1 m f r l =8 w a v =15.7db aux-0025 aes-17(20khz) class-d p o =2.5w p o =0.5w p o =1.25w 20 20k 100 1k 10k 0.01 10 0.1 1 free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 8 a p a 3 0 0 2 t h d + n v s . f r e q u e n c y n o i s e v s . f r e q u e n c y 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 . ) i n p u t r e s i s t a n c e v s . g a i n c m r r v s . f r e q u e n c y f r e q u e n c y r e s p o n s e s h u t d o w n a t t e n u a t i o n v s . f r e q u e n c y frequency (hz) t h d + n ( % ) v dd =8.5v c i =1 m f r l =8 w p o =2.5w aux-0025 aes-17 (20khz) class-d a v =36db a v =20.8db a v =10.7db 20 20k 100 1k 10k 0.01 10 0.1 1 v dd =8.5v c i =1 m f r l =8 w a v =15.6db aux-0025 lpf=22~22khz a-weighting class-d right channel frequency (hz) o u t p u t n o i s e v o l t a g e ( m v ) left channel 20 20k 100 1k 10k 10 m 500 m 100 m gain (db) i n p u t r e s i s t a n c e ( k w ) class-d -50 -30 -10 10 30 50 0 20 40 60 80 100 120 140 160 frequency (hz) c o m m o n - m o d e r e j e c t i o n r a t i o ( d b ) v dd =12v c i =1 m f r l =8 w v o =1v a v =15.7db aux-0025 class-d -70 -20 -60 -50 -40 -30 20 20k 100 1k 10k v dd =12v c i =1 m f r l =8 w p o =0.75w aux-0025 class-d g a i n ( d b ) frequency (hz) gain (36db) gain (15.7db) phase (36db) phase (15.7db) p h a s e ( d e g r e e ) -150 +150 -100 -50 +0 +50 +100 +0 +40 +5 +10 +15 +20 +25 +30 +35 10 100k 100 1k 10k s h u t d o w n a t t e n u a t i o n ( d b ) v dd =12v c i =1 m f r l =8 w p o =1w a v =36db v sd =0v aux-0025 aes-17(20khz) class-d frequency (hz) 20 20k 100 1k 10k -130 +0 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 9 a p a 3 0 0 2 m u t e a t t e n u a t i o n v s . f r e q u e n c y m o d e a t t e n u a t i o n v s . f r e q u e n c y 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 . ) i n t e r - m o d u l a t i o n p e r f o r m a n c e p s r r v s . f r e q u e n c y p s r r v s . f r e q u e n c y p s r r v s . f r e q u e n c y frequency (hz) m u t e a t t e n u a t i o n ( d b ) v dd =12v c i =1 m f r l =8 w p o =1w volume=0v aux-0025 aes-17(20khz) class-d 20 20k 100 1k 10k -80 +0 -70 -60 -50 -40 -30 -20 -10 m o d e a t t e n u a t i o n ( d b ) frequency (hz) v dd =12v c i =1 m f r l =8 w p o =1w a v =36db mode=5v aux-0025 aes-17(20khz) class-d 20 20k 100 1k 10k -130 +0 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 v dd =12v c i =1 m f f in =19khz&20khz r l =8 w p o =1w a v =36db aux-0025 class-d f f t ( d b ) frequency (hz) -140 +0 -120 -100 -80 -60 -40 -20 50 20k 100 1k 10k v dd =12v r l =8 w v rr =0.5vrms a v =36db aux-0025 aes-17(20khz) class-d frequency (hz) p s r r ( d b ) v rr : ripple voltage on v dd -100 +0 -90 -80 -70 -60 -50 -40 -30 -20 -10 20 20k 100 1k 10k t t t t t t t t t t t t t t t p s r r ( d b ) frequency (hz) v dd =12v r l =10k w v rr =0.5vrms a v =20db varout v rr : ripple voltage on v dd -100 +0 -90 -80 -70 -60 -50 -40 -30 -20 -10 20 20k 100 1k 10k p s r r ( d b ) frequency (hz) t t t t t t t t t v dd =12v no load v rr =0.5vrms ldo v rr : ripple voltage on v dd 20 20k 100 1k 10k -100 +0 -90 -80 -70 -60 -50 -40 -30 -20 -10 free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 1 0 a p a 3 0 0 2 t h d + n v s . o u t p u t p o w e r t h d + n v s . f r e q u e n c y 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 . ) c r o s s t a l k v s . f r e q u e n c y n o i s e v s . f r e q u e n c y f r e q u e n c y r e s p o n s e t h d + n v s . o u t p u t v o l t a g e v dd =12v c i =1 m f c out =150 m f r l =10k w a v =10db lpf=80khz varout t h d + n ( % ) output voltage (v) f in =50hz f in =1khz f in =20khz 0.001 10 0.01 0.1 1 0 2.5 500m 1 1.5 2 v dd =12v c i =1 m f c out =150 m f r l =32 w a v =10db a-weighting varout frequency (hz) o u t p u t n o i s e v o l t a g e ( v ) 1 m 100 m 10 m 20 20k 100 1k 10k r r r r r r v dd =12v c i =1 m f c out =150 m f r l =32 w a v =10db p o =14mw lpf=80khz varout c r o s s t a l k ( d b ) frequency (hz) left channel to right channel right channel to left channel 20 20k 100 1k 10k -90 +0 -80 -70 -60 -50 -40 -30 -20 -10 v dd =12v c i =1 m f c out =150 m f r l =32 w a v =10db p o =2mw varout frequency (hz) g a i n ( d b ) p h a s e ( d e g r e e ) gain phase +0 +10 +1 +2 +3 +4 +5 +6 +7 +8 +9 +120 +300 +140 +160 +180 +200 +220 +240 +260 +280 20 200k 100 1k 10k frequency (hz) t h d + n ( % ) v dd =12v c i =1 m f c out =150 m f r l =32 w a v =10db p o =14mw lpf=80khz varout 20 20k 100 1k 10k 0.01 10 0.1 1 v dd =12v c i =1 m f c out =150 m f r l =32 w a v =10db lpf=80khz varout t h d + n ( % ) output power (w) f in =50hz f in =1khz f in =20khz 0 30m 5m 10m 15m 20m 25m 0.01 10 0.1 1 free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 1 1 a p a 3 0 0 2 t h d + n v s . f r e q u e n c y c r o s s t a l k v s . f r e q u e n c y 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 . ) n o i s e v s . f r e q u e n c y f r e q u e n c y r e s p o n s e i n p u t r e s i s t a n c e v s . g a i n s u p p l y c u r r e n t v s . o u t p u t p o w e r gain (db) i n p u t r e s i s t a n c e ( k w ) varout 20 40 60 80 100 120 140 160 0 -60 -45 -30 -15 0 15 30 v dd =12v c i =1 m f c out =150 m f r l =10k w a v =10db a-weighting varout frequency (hz) o u t p u t n o i s e v o l t a g e ( v ) 20 20k 100 1k 10k 1 m 100 m 10 m v dd =12v c i =1 m f c out =150 m f r l =10k w a v =10db p o =0.18v varout frequency (hz) g a i n ( d b ) p h a s e ( d e g r e e ) gain phase 10 200k 100 1k 10k +150 +230 +160 +170 +180 +190 +200 +210 +220 +4 +10 +5 +6 +7 +8 +9 t t t t t t t t t t t t t t v dd =12v c i =1 m f c out =150 m f r l =10k w a v =10db v o =1.25v lpf=80khz varout left channel to right channel right channel to left channel frequency (hz) c r o s s t a l k ( d b ) -120 +0 -100 -80 -60 -40 -20 20 20k 100 1k 10k output power (w) s u p p l y c u r r e n t ( a ) r l =8 w &33 m h f in =1khz c i =1 m f mono aux-0025 aes-17 (20khz) v dd =14v v dd =12v v dd =8.5v 0 2 4 6 8 10 12 0 0.2 0.4 0.6 0.8 1.0 1.2 frequency (hz) t h d + n ( % ) v dd =12v c i =1 m f c out =150 m f r l =10k w a v =10db v o =1.25v lpf=80khz varout 20 20k 100 1k 10k 0.001 10 0.01 0.1 1 free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 1 2 a p a 3 0 0 2 s u p p l y c u r r e n t v s . s u p p l y v o l t a g e 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 . ) 0 5 10 15 s u p p l y c u r r e n t ( m a ) supply voltage (v) no load 0 5 10 15 20 25 30 free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 1 3 a p a 3 0 0 2 p i n d e s c r i p t i o n pin no. name i/o function 1 sd i shutdown mode control signal input. pulling the voltage on sd below 0.8v makes the ic enter low - power shutdown mode with 10 m a (typical) i dd . 2 rin - i right channel negative input. 3 rin+ i right channel positive i nput. 4 2.5vref o 2.5v reference for analog circuits . 5 lin+ i left channel positive input. 6 lin - i left channel negative input. 7 ldoref o 5v reference output (5v ldo), connect it to vref pin. 8 vref i gain control section ? s reference voltage input. 9 vardiff i input pin to set the difference in gain between the varout and class - d outputs by using the dc voltage. connect this pin to the ground or ldoref when the varout is not used. 10 varmax i input pin to set the maximum gain of varout by using th e dc voltage. connect this pin to ground or ldoref directly when the varout is not used. 11 volume 1 input pin to set the gain of varout and class - d outputs by using the dc voltage. 12 refgnd - ground for gain control circuitry. connect to agnd. if using a dac to control the volume, connect the dac ground to this terminal. 13 lbs - i/ o left channel bootstrap power input for negative high - side mosfet. 14,15,22 ,23 lpvdd - power supply for left channel h - bridge. 16,17 lout - o class - d left channel negative output. 18,19 lpgnd - power ground for left channel h - bridge. 20,21 lout+ o class - d left channel positive output. 24 lbs+ i/ o left channel bootstrap power input for positive high - side mosfet. 25 lclamp - left channel internal voltage supply output for bootstrap capacitor. 26,30 agnd - analog ground. 27 rosc i/o voltage of rosc pin equal 0.125v dd , current setting resistor for internal ramp generator. 28 cosc i/ o charge/discharge capacitor for generating triangle wave. 2 9 5vldo o internal 5v regulator output for external headphone driver used. 31 lvarout o left channel variable audio output, for external headphone driver. 3 2 rvarout o right channel variable audio output, for external headphone driver. 33 avdd - analog power supply (8.5 to 14v). 34 mode i control pin for amplifier operation. a logic high places the amplifier in variable output mode, and the class - d output will disable; a logic low places the amplifier in variable output mode (line - level output for external amplifier) and stereo class - d outputs. 35 modeout o inverse output of mode pin, this pin can control the external headphone driver ? s (apa4801) mute pin for changing operation from speaker operation to headphone operation. leave this pin unconnected when the external headphone drive r is not in using. 36 rclamp - right channel internal voltage supply output for bootstrap capacitor. 37 rbs+ i/o right channel bootstrap voltage input for positive high - side mosfet. 38,39,46 ,47 rpvdd - power supply for right channel h - bridge. 40,41 rou t+ o class - d right channel positive output. 42,43 rpgnd - power ground for right channel h - bridge. 44,45 rout - o class - d right channel negative output. 48 rbs - i/o right channel bootstrap voltage input for negative high - side mosfet. free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 1 4 a p a 3 0 0 2 b l o c k d i a g r a m startup protection logic gain control biases & reference gain adj. gain adj. gate drive de-glitch & modulation logic gate drive gain adj. gate drive de-glitch & modulation logic gate drive gain adj. rbs- rpvdd rout- rpgnd rbs+ rpvdd rout+ rpgnd lbs- lpvdd lout- lpgnd lbs+ lpvdd lout+ lpgnd rvarout rin- rin+ lin- lin+ lvarout over-current protection thermal shutdown 5vldo ok avdd ok 5vldo ramp gen. voltage clamp gen. voltage clamp gen. rosc cosc vref volume varmax vardiff refgnd 2.5vref 5vldo ldoref ttl input buffer sd rclamp lclamp avdd agnd free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 1 5 a p a 3 0 0 2 o p e r a t i n g m o d e s e l e c t i o n t a b l e m ode s d operating mode h l shutdown mode l h class - d operation h h class - d disable, varout output. class - d dc volume control table gain voltage range (% of v vref ) increasing v volume decreasing v volmue (db) (%) (%) - 75 0 - 4.5 0 - 2.9 - 40 4.5 - 6. 7 2.9 - 5.1 - 37.5 6.7 - 8.9 5.1 - 7.2 - 35 8.9 - 11.1 7.2 - 9.4 - 32.4 11.1 - 13.3 9.4 - 11.6 - 29.9 13.3 - 15.5 11.6 - 13.8 - 27.4 15.5 - 17.7 13.8 - 16 .0 - 24.8 17.7 - 19.9 16 .0 - 18.2 - 22.3 19.9 - 22.1 18.2 - 20.4 - 19.8 22.1 - 24.3 20.4 - 22.6 - 17.2 24.3 - 26.5 22.6 - 24.8 - 14.7 26.5 - 28.7 24.8 - 27 .0 - 12.2 28.7 - 30.9 27 .0 - 29.1 - 9.6 30.9 - 33.1 29.1 - 31.3 - 7.1 33.1 - 35.3 31.3 - 33.5 - 4.6 35.3 - 37.5 33.5 - 35.7 - 2 37.5 - 39.7 35.7 - 37.9 0.5 39.7 - 41.9 37.9 - 40.1 3.1 41.9 - 44.1 40.1 - 42.3 5.6 44.1 - 46.4 42.3 - 44.5 8.1 46.4 - 48.6 44.5 - 46.7 10.7 48.6 - 50.8 46.7 - 48.9 13.2 50.8 - 53 48.9 - 51 .0 15.7 53 - 55.2 51 .0 - 53.2 18.3 55.2 - 57.4 53.2 - 55.4 20.8 57.4 - 59.6 55.4 - 57.6 23.3 59.6 - 61.8 57.6 - 59.8 25.9 61.8 - 64 59.8 - 62 .0 28.4 64 - 66.2 62 .0 - 64.2 30.9 66.2 - 68 .4 64.2 - 66.4 33.5 68.4 - 70.6 66.4 - 68.4 36 >70.6 >68.6 free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 1 6 a p a 3 0 0 2 gain voltage range (% of v vref ) increasing v volume decreasing v volmue (db) (%) (%) - 66 0 - 4.5 0 - 2.9 - 56 4.5 - 6.7 2.9 - 5.1 - 53.5 6.7 - 8.9 5.1 - 7.2 - 50.9 8.9 - 11.1 7.2 - 9.4 - 48.4 11.1 - 13.3 9.4 - 11.6 - 45.9 13.3 - 15.5 11.6 - 13.8 - 43.3 15.5 - 17.7 13 .8 - 16 .0 - 40.8 17.7 - 19.9 16 .0 - 18.2 - 38.3 19.9 - 22.1 18.2 - 20.4 - 35.7 22.1 - 24.3 20.4 - 22.6 - 33.2 24.3 - 26.5 22.6 - 24.8 - 30.7 26.5 - 28.7 24.8 - 27 .0 - 28.1 28.7 - 30.9 27 .0 - 29.1 - 25.6 30.9 - 33.1 29.1 - 31.3 - 23.1 33.1 - 35.3 31.3 - 33.5 - 20.5 35.3 - 37 .5 33.5 - 35.7 - 18.0 37.5 - 39.7 35.7 - 37.9 - 15.5 39.7 - 41.9 37.9 - 40.1 - 13.0 41.9 - 44.1 40.1 - 42.3 - 10.4 44.1 - 46.4 42.3 - 44.5 - 7.9 46.4 - 48.6 44.5 - 46.7 - 5.3 48.6 - 50.8 46.7 - 48.9 - 2.8 50.8 - 53 48.9 - 51 .0 - 0.3 53 - 55.2 51 .0 - 53.2 2.3 55.2 - 57.4 53 .2 - 55.4 4.8 57.4 - 59.6 55.4 - 57.6 7.3 59.6 - 61.8 57.6 - 59.8 9.9 61.8 - 64 59.8 - 62 .0 12.4 64 - 66.2 62 .0 - 64.2 14.9 66.2 - 68.4 64.2 - 66.4 17.5 68.4 - 70.6 66.4 - 68.4 20.0 >70.6 >68.6 v a r o u t v o l u m e c o n t r o l t a b l e free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 1 7 a p a 3 0 0 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 s anpec reserves the right to make changes to improve reliability or manufacturability without notice, and advise customers to obtain the latest version of relevant information to verify before placing orders. top view APA3002 4 9 8 10 11 5 6 2 3 7 12 4 6 2 1 1 6 2 3 2 0 1 5 2 2 2 4 1 3 1 9 1 8 1 4 1 7 1 4 5 4 0 4 7 4 4 3 9 4 8 3 7 4 3 4 2 3 8 4 1 33 28 35 32 27 34 36 25 31 30 26 29 50k w 50k w 50k w 1 m f 1 m f 1 m f 1 m f 1 m f bead 10 m f 10nf 0.1 m f 10nf 0.1 m f 1nf 1nf bead speaker v dd v dd bead 10 m f 10nf 0.1 m f 10nf 0.1 m f 1nf 1nf bead speaker v dd v dd 1 m f 0.1 m f 220pf 1 m f 120k w shutdown rin- lin- left channel right channel 10 m f 0.1 m f modeout lvarout rvarout mode 5v v dd c bs(r-) c bs(r+) c i(rin+) c i(rin-) c b c i(lin-) c i(lin+) r vardiff r varmax r volume c bs(l-) c bs(l+) c clamp(r) c osc r osc c clamp(l) sd rin- rin+ 2.5vref lin+ lin- ldoref vref vardiff varmax volume refgnd l b s - l p v d d l p v d d l o u t - l o u t - l p g n d l p g n d l o u t + l o u t + l p v d d l p v d d l b s + lclamp agnd rosc cosc 5vldo agnd lvarout rvarout avdd mode modeout rclamp r b s + r p v d d r p v d d r o u t + r o u t + r p g n d r p g n d r o u t - r o u t - r p v d d r p v d d r b s - agnd pgnd free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 1 8 a p a 3 0 0 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 s ( c o n t . ) anpec reserves the right to make changes to improve reliability or manufacturability without notice, and advise customers to obtain the latest version of relevant information to verify before placing orders. top view APA3002 4 9 8 10 11 5 6 2 3 7 12 4 6 2 1 1 6 2 3 2 0 1 5 2 2 2 4 1 3 1 9 1 8 1 4 1 7 1 4 5 4 0 4 7 4 4 3 9 4 8 3 7 4 3 4 2 3 8 4 1 33 28 35 32 27 34 36 25 31 30 26 29 50k w 50k w 50k w 1 m f 1 m f 1 m f 1 m f 1 m f 1 m f 10 m f 0.1 m f 220pf 1 m f 120k w shutdown rin- lin- 10 m f 0.1 m f v dd 120k w c i(rin+) c i(rin-) c b c i(lin-) c i(lin+) r vardiff r varmax r volume c clamp(r) c clamp(l) c osc r osc sd rin- rin+ 2.5vref lin+ lin- ldoref vref vardiff varmax volume refgnd l b s - l p v d d l p v d d l o u t - bead 10 m f 10nf 0.1 m f 10nf 0.1 m f 1nf 1nf bead speaker v dd v dd left channel c bs(l-) c bs(l+) l o u t - l p g n d l p g n d l o u t + l o u t + l p v d d l p v d d l b s + lclamp agnd rosc cosc 5vldo agnd lvarout rvarout avdd mode modeout rclamp r b s + r p v d d r p v d d r o u t + bead 10 m f 10nf 0.1 m f 10nf 0.1 m f 1nf 1nf bead speaker v dd v dd right channel c bs(r-) c bs(r+) r o u t + r p g n d r p g n d r o u t - r o u t - r p v d d r p v d d r b s - agnd pgnd apa4801 ring headphone jack sleeve control pin tip 1 m f 1 m f 220 m f 220 m f 1k w 1k w o u t a m u t e i n p u t a v s s i n p u t b b i a s o u t b v d d 4.7 m f free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 1 9 a p a 3 0 0 2 a p p l i c a t i o n i n f o r m a t i o n c l a s s - d o p e r a t i o n f i g u r e 1 . a p a 3 0 0 2 o u t p u t w a v e f o r m ( v o l t a g e & c u r r e n t ) the value of c i must be considered carefully because it directly affects the low frequency performance of the circuit. consider the example, where r i is 10k w and the specification calls for a flat bass response down to 40hz. the equation is reconfigured as below: when the input resistance variation is considered, the c i is 0.40 m f, so a value in the range of 0.47 m f to 1.0 m f would be chosen. a further consideration for this ca- pacitor is the leakage path from the input source through the input network (r i + r f , c i ) to the load. this leakage current creates a dc offset voltage at t he input to the amplifier that reduces useful headroom, i n t h e t y p i c a l a p p l i c a t i o n , a n i n p u t c a p a c i t o r , c i , i s r e q u i r e d t o a l l o w t h e a m p l i f i e r t o b i a s t h e i n p u t s i g n a l t o t h e p r o p e r d c l e v e l f o r o p t i m u m o p e r a t i o n . i n t h i s c a s e , c i a n d t h e m i n i m u m i n p u t i m p e d a n c e r i f o r m a h i g h - p a s s f i l t e r w i t h t h e c o r n e r f r e q u e n c y i s d e t e r m i n e d i n t h e f o l l o w i n g e q u a t i o n : i n p u t c a p a c i t o r ( c i ) i n p u t r e s i s t o r ( r i ) i n o r d e r t o a c h i e v e t h e 3 2 s t e p s g a i n s e t t i n g , t h e r i v a r i e s t h e i n p u t r e s i s t a n c e n e t w o r k ( r i & r f ) o f a m p l i f i e r . t h e i n p u t r e s i s t o r ? s r a n g e f r o m t h e s m a l l e s t t o t h e m a x i m u m i s a b o u t 1 5 t i m e s , t h e r e f o r e , t h e i n p u t h i g h - p a s s f i l t e r ? s l o w c u t o f f f r e q u e n c y w i l l c h a n g e 1 5 t i m e s f r o m l o w t o h i g h . t h e c u t o f f f r e q u e n c y c a n b e c a l c u l a t e d b y e q u a t i o n 1 . s q u a r e w a v e i n t o t h e s p e a k e r t o a p p l y t h e s q u a r e w a v e i n t o t h e s p e a k e r m a y c a u s e t h e v o i c e c o i l o f s p e a k e r j u m p s o u t t h e a i r g a p a n d d e f a c e s t h e v o i c e c o i l . h o w e v e r , t h i s d e p e n d s o n i f t h e a m p l i t u d e o f s q u a r e w a v e i s h i g h e n o u g h a n d t h e b a n d w i d t h o f s p e a k e r i s h i g h e r t h a n t h e s q u a r e w a v e ? s f r e q u e n c y . f o r 2 5 0 k h z s w i t c h i n g f r e q u e n c y , t h i s i s n o t a n i s s u e f o r t h e s p e a k e r b e c a u s e t h e f r e q u e n c y i s b e y o n d t h e a u d i o b a n d , a n d c a n ? t s i g n i f i c a n t l y m o v e t h e v o i c e c o i l , a s c o n e m o v e - m e n t i s p r o p o r t i o n a l t o 1 / f 2 f o r f r e q u e n c y o u t o f a u d i o b a n d . t h e a p a 3 0 0 2 m o d u l a t i o n s c h e m e i s s h o w n i n f i g u r e 1 , t h e o u t p u t s o u t + a n d o u t - a r e i n p h a s e w i t h e a c h o t h e r w h e n n o i n p u t s i g n a l s . w h e n o u t p u t > 0 v , t h e d u t y c y c l e o f o u t + i s g r e a t e r t h a n 5 0 % a n d o u t - i s l e s s t h a n 5 0 % ; o n t h e c o n t r a r y , w h e n o u t p u t < 0 v , t h e d u t y c y c l e o f o u t + i s l e s s t h a n 5 0 % a n d o u t - i s g r e a t e r t h a n 5 0 % . t h i s m e t h o d r e d u c e s t h e s w i t c h i n g c u r r e n t a c r o s s t h e l o a d a n d r e d u c e s t h e i 2 r l o s s i n t h e l o a d t h a t i m p r o v e s t h e a m p l i f i e r ? s e f f i c i e n c y . t h i s m o d u l a t i o n s c h e m e h a s v e r y s h o r t p u l s e s a c r o s s t h e l o a d . t h i s m a k e s t h e s m a l l r i p p l e c u r r e n t a n d v e r y l i t t l e l o s s o n t h e l o a d , a n d t h e l c f i l t e r c a n b e e l i m i n a t e d i n m o s t a p p l i c a t i o n s . a d d i n g t h e l c f i l t e r c a n i n c r e a s e t h e e f f i c i e n c y b y f i l t e r t h e r i p p l e c u r r e n t . out+ out out i out i out output = 0v output > 0v out i out output < 0v out- out+ out- out+ out- (out+)-(out-) (out+)-(out-) (out+)-(out-) (1) c r 2 1 f i i ) c(highpass p = (2) f r 2 1 c c i i p = free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 2 0 a p a 3 0 0 2 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 . ) i n p u t c a p a c i t o r ( c i ) ( c o n t . ) especially in high gain applications. for this reason, a low-leakage tantalum or ceramic capacitor is the best choice. when polarized capacitors are used, the positive side of the capacitor should face the amplifier input in most applications because the dc level of the amplifiers? inputs is held at 2.5vref . please note that it is important to confirm the capacitor polarity in the application. c o s c & r o s c t h e c l a s s - d a m p l i f i e r ? s s w i t c h i n g f r e q u e n c y i s d e t e r - m i n e d b y t h e c o m p o n e n t t h a t c o n n e c t e d t o r o s c ( p i n ) a n d c o s c ( p i n ) . t h e f r e q u e n c y c a n b e c a l c u l a t e d b y t h e f o l l o w i n g e q u a t i o n : b s + & b s - c a p a c i t o r ( c b s ) s i n c e t h e f u l l - b r i d g e o u t p u t s t a g e s a r e o n l y u s i n g t h e n - c h a n n e l p o w e r m o s f e t , t h e h i g h - s i d e m o s f e t ? s d r i v e r n e e d s b o o t s t r a p c i r c u i t t o t u r n o n t h e h i g h s i d e p o w e r m o s f e t c o r r e c t l y . a 1 0 n f / 3 5 v c e r a m i c c a p a c i t o r i s r e c o m m e n d e d . clamp capacitor (c clamp ) t h e s e c a p a c i t o r s a r e r e g u l a t e d t h e c l a m p v o l t a g e o f n - c h a n n e l p o w e r m o s f e t ? s g a t e v o l t a g e , e n s u r i n g t h e m a x i m u m g a t e - t o - s o u r c e v o l t a g e o f t h e m o s f e t n o t t o e x c e e d . 1 m f / 2 5 v c a p a c i t o r s a r e r e c o m m e n d e d . p o w e r s u p p l y d e c o u p l i n g ( c s ) t h e a p a 3 0 0 2 i s a h i g h - p e r f o r m a n c e c m o s a u d i o a m p l i f i e r t h a t r e q u i r e s a d e q u a t e p o w e r s u p p l y d e c o u p l i n g t o e n - s u r e t h e o u t p u t t o t a l h a r m o n i c d i s t o r t i o n ( t h d + n ) i s a s l o w a s p o s s i b l e . p o w e r s u p p l y d e c o u p l i n g a l s o p r e - v e n t s t h e o s c i l l a t i o n s b e i n g c a u s e d b y l o n g l e a d l e n g t h b e t w e e n t h e a m p l i f i e r a n d t h e s p e a k e r . t h e o p t i m u m d e c o u p l i n g i s a c h i e v e d b y u s i n g t w o d i f - f e r e n t t y p e s o f c a p a c i t o r s t h a t t a r g e t o n d i f f e r e n t t y p e s o f n o i s e o n t h e p o w e r s u p p l y l e a d s . f o r h i g h e r f r e q u e n c y t r a n s i e n t s , s p i k e s , o r d i g i t a l h a s h o n t h e l i n e , a g o o d l o w 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 ( e s r ) c e r a m i c c a p a c i t o r , t y p i c a l l y i s 0 . 1 m f w h i c h i s p l a c e d a s c l o s e a s p o s s i b l e t o t h e d e v i c e v d d l e a d t o a c h i e v e t h e b e s t p e r f o r m a n c e . f o r f i l t e r i n g l o w e r f r e q u e n c y n o i s e s i g n a l s , a l a r g e 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 o f 1 0 m f o r g r e a t e r p l a c e d n e a r t h e a u d i o p o w e r a m p l i f i e r i s r e c o m m e n d e d . ferrite bead selection i f t h e t r a c e s f r o m t h e a p a 3 0 0 2 t o s p e a k e r a r e s h o r t , t h e f e r r i t e b e a d f i l t e r s c a n r e d u c e t h e h i g h f r e q u e n c y r a d i a t e d t o m e e t t h e f c c & c e ? s r e q u i r e m e n t s . a f e r r i t e t h a t h a s v e r y l o w i m p e d a n c e a t l o w f r e q u e n c i e s a n d h i g h i m p e d a n c e a t h i g h f r e q u e n c i e s ( a b o v e 1 m h z ) i s r e c o m m e n d e d . o u t p u t l c f i l t e r i f t h e t r a c e s f r o m t h e a p a 3 0 0 2 t o s p e a k e r a r e s h o r t , i t d o e s n ? t r e q u i r e o u t p u t f i l t e r f o r f c c & c e s t a n d a r d . f i g - u r e 2 i s a n e x a m p l e f o r a d d i n g t h e l c f i l t e r , i t ? s r e c o m - m e n d e d f o r t h e s i t u a t i o n t h a t t h e t r a c e f r o m a m p l i f i e r t o s p e a k e r i s t o o l o n g , a n d n e e d e d t o e l i m i n a t e t h e r a d i a t e d e m i s s i o n o r e m i . t h e b o o t s t r a p c a p a c i t o r s a r e l i k e f l o a t i n g p o w e r s u p p l y f o r h i g h s i d e n - c h a n n e l p o w e r m o s f e t g a t e d r i v e r . t h e b o o t s t r a p c a p a c i t o r s h o l d t h e g a t e - t o - s o u r c e v o l t a g e h i g h e n o u g h t o k e e p t h e h i g h - s i d e n - c h a n n e l p o w e r m o s f e t t u r n - o n a t h i g h s i d e s w i t c h i n g c y c l e . a t t h e h i g h - s i d e t u r n - o n c y c l e , t h e v o l t a g e o f b o o t s t r a p c a p a c i t o r s w i l l d e c r e a s e t h r o u g h t h e l e a k a g e p a t h . t h e b o o t s t r a p v o l t a g e c a n d e - c r e a s e b e l o w t h e m i n i m u m v g s t h a t r e q u i r e d t o k e e p t h e h i g h - s i d e n - c h a n n e l p o w e r m o s f e t t u r n - o n , i f d r i v i n g i n t o h e a v y c l i p p i n g w i t h a l e s s t h a n 5 0 h z s i n e w a v e . w h e n t h i s o c c u r s , t h e o u t p u t p o w e r m o s f e t b e c o m e s s o u r c e - f o l l o w e r a n d t h e o u t p u t d r o p s f r o m v d d t o a p p r o x i m a t e l y v c l a m p . d r i v i n g a s q u a r e w a v e a t l o w f r e q u e n c i e s i s n o t a d e s i g n c o n s i d e r a t i o n f o r m a j o r i t y a p p l i c a t i o n , s o t h e 1 0 n f b o o t - s t r a p c a p a c i t o r i s r e c o m m e n d e d . i f t h e l o w f r e q u e n c y i s a c o n c e r n , p l e a s e i n c r e a s e t h e b o o t s t r a p c a p a c i t o r v a l u e t o h o l d t h e g a t e v o l t a g e f o r a l o n g e r p e r i o d a n d t h e v o l t a g e d r o p w i l l n o t o c c u r . (3) c r 6.6 f osc osc osc = free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 2 1 a p a 3 0 0 2 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 . ) out+ 8 w 0.1 m f 33 m h out- 33 m h 0.1 m f 0.47 m f figure 2. lc output filter o u t p u t l c f i l t e r ( c o n t . ) dc volume f i g u r e 3 . d c v o l u m e c o n t r o l o p e r a t i o n ( v v r e f = 5 v ) t h e c l a s s - d ? s g a i n i s d e t e r m i n e d b y t h e v o l t a g e o f v o l - u m e c o n t r o l p i n . ? c l a s s - d d c v o l u m e c o n t r o l t a b l e ? l i s t s t h e g a i n i n c l a s s - d t h a t i s d e t e r m i n e d b y t h e v o l u m e p i n ? s v o l t a g e ( v v o l u m e ) i n r e f e r e n c e t o t h e v r e f ? s v o l t a g e ( v v r e f ) . t h e m a x i m u m v o l t a g e o f v o l u m e s h o u l d n o t e x c e e d t h e v r e f ? s v o l t a g e . i f t h e r e s i s t o r d i v i d e r f i x e d t h e c l a s s - d ? s g a i n i s u s e d , a n d t h e n t h e r e s i s t o r d i v i d e r v a l u e s t o c e n t e r t h e v o l t - a g e b e t w e e n t h e t w o p e r c e n t a g e p o i n t s o f t h e t a b l e ? s c o l u m n ? i n c r e a s i n g v v o l u m e ? n e e d t o b e c a l c u l a t e d , s e e f i g u r e 3 . t h e r e s i s t o r c a n b e c o n n e c t e d b e t w e e n v r e f a n d r e f g n d , a n d t h e n v r e f a n d l d o r e f a r e c o n - n e c t e d t o g e t h e r . i f a d a c c o n t r o l s t h e c l a s s - d g a i n i s u s e d , v r e f a n d r e f g n d s h o u l d b e c o n n e c t e d t o t h e r e f e r e n c e v o l t a g e f o r t h e d a c a n d t h e g n d t e r m i n a l o f t h e d a c r e s p e c t i v e l y . f o r t h e d a c a p p l i c a t i o n , l d o r e f w o u l d b e l e f t u n c o n n e c t e d . t h e r e f e r e n c e v o l t a g e o f t h e d a c p r o v i d e s t h e r e f e r e n c e t o t h e i n t e r n a l g a i n c i r c u i t r y t h r o u g h t h e v r e f i n p u t a n d a n y f l u c t u a t i o n s i n t h e d a c o u t p u t v o l t a g e w i l l n o t a f f e c t t h e c l a s s - d g a i n . t h e p e r c e n t a g e s i n t h e ? i n c r e a s i n g v v o l u m e ? o f t a b l e s h o u l d b e u s e d f o r s e t t i n g t h e v o l t a g e s o f t h e d a c w h e n t h e v o l t a g e o n t h e v o l u m e p i n i s i n c r e a s e d . t h e p e r c e n t - a g e s i n t h e ? d e c r e a s i n g v v o l u m e ? o f t h e t a b l e s h o u l d b e u s e d f o r t h e d a c v o l t a g e s w h e n d e c r e a s i n g t h e v o l t a g e o n t h e v o l u m e p i n . t w o l o o k u p t a b l e s s h o u l d b e u s e d i n s o f t w a r e t o c o n t r o l t h e g a i n b a s e d o n a n i n c r e a s e o r d e c r e a s e i n t h e d e s i r e d s y s t e m v o l u m e . i f u s i n g a n a n a l o g p o t e n t i o m e t e r t o c o n t r o l t h e g a i n , i t s h o u l d b e c o n n e c t e d b e t w e e n v r e f a n d r e f g n d . v r e f c a n b e c o n n e c t e d t o l d o d r e f o r a n e x t e r n a l v o l t a g e s o u r c e , i f d e s i r e d . t h e t a b l e o f ? i n c r e a s i n g v v o l u m e ? a n d ? d e c r e a s i n g v v o l u m e ? i n ? c l a s s - d d c v o l u m e c o n t r o l t a b l e ? s h o u l d b e u s e d t o d e t e r m i n e t h e p o i n t a t w h i c h g a i n c h a n g e s d e p e n d i n g o n t h e d i r e c t i o n t h a t t h e p o t e n - t i o m e t e r i s t u r n e d . i f t h e v o l t a g e o n t h e c e n t e r t a p o f t h e p o t e n t i o m e t e r i s i n c r e a s i n g , t h e t a b l e ? i n c r e a s i n g v v o l u m e ? a t ? c l a s s - d d c v o l u m e c o n t r o l t a b l e ? s h o u l d b e r e f e r - e n c e d t o d e t e r m i n e t h e t r i p p o i n t s . i f t h e v o l t a g e i s d e c r e a s i n g , t h e t r i p p o i n t s i n t h e ? d e c r e a s i n g v v o l u m e ? s h o u l d b e r e f e r e n c e d . t h e t r i p p o i n t , w h e r e t h e g a i n a c t u a l l y c h a n g e s , i s v a r i o u s d e p e n d i n g o n w h e t h e r t h e v o l t a g e o n t h e v o l u m e p i n i s i n c r e a s i n g o r d e c r e a s i n g a s a r e s u l t o f h y s t e r e s i s a b o u t e a c h t r i p p o i n t . t h e h y s t e r e s i s e n s u r e s t h a t t h e g a i n c o n - t r o l i s m o n o t o n i c a n d d o e s n o t o s c i l l a t e f r o m o n e g a i n s t e p t o a n o t h e r . a p i c t o r i a l r e p r e s e n t a t i o n o f t h e v o l u m e c o n t r o l c a n b e f o u n d i n f i g u r e 3 . t h e g r a p h f o c u s e s o n t h r e e g a i n s t e p s w i t h t h e t r i p p o i n t s d e f i n e d i n t h e t a b l e ? i n c r e a s i n g v v o l u m e ? a n d ? d e c r e a s i n g v v o l u m e ? o f ? c l a s s - d d c v o l u m e c o n t r o l t a b l e ? f o r c l a s s - d g a i n . t h e d o t t e d l i n e s r e p r e s e n t t h e h y s t e r e s i s a b o u t e a c h g a i n s t e p . volume?s voltage (v) -2.0 0.5 3.1 1.90 1.99 2.01 2.12 increasing v volume decreasing v volume c l a s s - d g a i n ( d b ) (37.9% x v vref ) (39.7% x v vref ) (40.1% x v vref ) (41.9% x v v ref ) free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 2 2 a p a 3 0 0 2 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 . ) dc volume f i g u r e 4 . v a r o u t v o l u m e c o n t r o l f l o w t h r e e p i n s , v o l u m e , v a r m a x , a n d v a r d i f f , d e t e r m i n e t h e v a r o u t ? s g a i n . t h e f i g u r e 4 s h o w s t h e v a r o u t v o l - u m e c o n t r o l f l o w . a l l t h e v a l u e s a r e d c v o l t a g e , a n d t h e v a r o u t c h a n n e l g a i n c a n b e d e t e r m i n e d b y c o n s u l t i n g t h e t a b l e ? v a r o u t v o l u m e c o n t r o l t a b l e ? . varmax the varmax limits the maximum gain of varout chan- nels to avoid the un-comfortable listening of headphone. vardiff t o a v o i d t h e u n c o m f o r t a b l e l i s t e n i n g w h e n h e a d p h o n e i s p l u g g i n g , t h e v a r d i f f s e t s t h e d i f f e r e n t g a i n b e t w e e n t h e c l a s s - d a n d v a r o u t c h a n n e l s . a t i n i t i a l ( v v a r d i f f = 0 v ) , t h e d i f f e r e n c e g a i n b e t w e e n t h e c l a s s - d a n d v a r o u t i s 1 6 d b . w h e n v o l t a g e o f v a r d i f f i s i n c r e a s i n g , t h e v a r o u t ? s g a i n d e c r e a s e s . m o d e o p e r a t i o n t h e m o d e c o n t r o l s t h e o u t p u t m o d e o f t h e a p a 3 0 0 2 , a l o g i c ? h i g h ? w i l l d i s a b l e t h e c l a s s - d o u t p u t s ; a l o g i c ? l o w ? w i l l e n a b l e t h e c l a s s - d o u t p u t s . t h i s p i n c a n c o n - n e c t t o t h e s w i t c h o n t h e h e a d p h o n e j a c k t o d i s a b l e t h e c l a s s - d o u t p u t s w h e n h e a d p h o n e p l u g i s i n s e r t e d . 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 ? s h o w s a n e x a m p l e f o r t h i s a p p l i c a t i o n . m o d e _ o u t o p e r a t i o n t h e m o d e _ o u t i s t h e i n v e r t i n g o u t p u t o f m o d e , a n d i t c o n t r o l s t h e e x t e r n a l h e a d p h o n e a m p l i f i e r ? s s d p i n ( l i k e t h e a p a 4 8 0 1 ) f o r s w i t c h i n g t h e s p e a k e r m o d e o r h e a d p h o n e . s h u t d o w n f u n c t i o n i n o r d e r t o r e d u c e p o w e r c o n s u m p t i o n w h e n n o t i n u s e , t h e a p a 3 0 0 2 c o n t a i n s a s h u t d o w n f u n c t i o n t o e x t e r n a l l y t u r n o f f t h e a m p l i f i e r b i a s c i r c u i t r y . t h i s s h u t d o w n f e a t u r e t u r n s t h e a m p l i f i e r o f f w h e n l o g i c l o w i s p l a c e d o n t h e s d p i n f o r t h e a p a 3 0 0 2 . t h e t r i g g e r p o i n t b e t w e e n a l o g i c h i g h a n d l o g i c l o w l e v e l i s t y p i c a l l y 1 . 2 v . i t w i l l b e t h e b e s t t o s w i t c h b e t w e e n g r o u n d a n d t h e s u p p l y v o l t a g e v d d t o p r o v i d e m a x i m u m d e v i c e p e r f o r m a n c e . b y s w i t c h i n g t h e s d p i n t o l o w l e v e l , t h e a m p l i f i e r e n t e r s a l o w - c o n s u m p - t i o n - c u r r e n t s t a t e , i d d f o r t h e a p a 3 0 0 2 i s i n s h u t d o w n m o d e . u n d e r n o r m a l o p e r a t i n g , a p a 3 0 0 2 ? s s d p i n s h o u l d p u l l t o a h i g h l e v e l t o k e e p t h e i c o u t o f t h e s h u t d o w n m o d e . t h e s d p i n s h o u l d b e t i e d t o a d e f i n i t e v o l t a g e t o a v o i d u n w a n t e d s t a t e c h a n g e . ldo operation t h e 5 v l o d t e r m i n a l i s t h e o u t p u t o f a n i n t e r n a l - g e n e r - a t e d 5 v p o w e r s u p p l y t h a t i s u s e d f o r o s c i l l a t o r , p r e a m - p l i f i e r a n d d c v o l u m e c o n t r o l c i r c u i t r y . t h e r e g u l a t o r c a n b e p o w e r e d t h e e x t e r n a l h e a d p h o n e a m p l i f i e r l i k e t h e a p a 4 8 0 1 , o r o t h e r c i r c u i t r y , u p t o t h e c u r r e n t l i m i t o f 5 v l d o p i n ( o n s p e c i f i c a t i o n t a b l e ) . w i t h 1 0 m f & 0 . 1 m f c a p a c i t o r s c o n n e c t e d t o t h e t e r m i n a l a r e r e c o m m e n d e d i f p o w e r e d b y t h e a p a 4 8 0 1 ; h o w e v e r , i f t h e r e i s n o o t h e r l a r g e r l o a d i n g , 1 m f a n d 0 . 1 m f a r e s u f f i c i e n t e n o u g h . thermal pad consideration t h e t h e r m a l p a d m u s t b e c o n n e c t e d t o t h e g r o u n d . t h e p a c k a g e w i t h t h e r m a l p a d o f t h e a p a 3 0 0 2 r e q u i r e s s p e - c i a l a t t e n t i o n o n t h e r m a l d e s i g n . i f t h e t h e r m a l d e s i g n i s s u e s a r e n o t p r o p e r l y a d d r e s s e d , t h e a p a 3 0 0 2 w i l l g o i n t o t h e r m a l s h u t d o w n . t h e t h e r m a l p a d o n t h e b o t t o m o f t h e a p a 3 0 0 2 s h o u l d b e s o l d e r e d d o w n t o a c o p p e r p a d o n t h e c i r c u i t b o a r d . h e a t c a n b e c o n d u c t e d a w a y f r o m t h e t h e r m a l p a d t h r o u g h t h e c o p p e r p l a n e t o a m b i e n t . i f t h e c o p p e r p l a n e i s n o t o n t h e t o p s u r f a c e o f t h e c i r c u i t b o a r d , 1 0 t o 1 6 v i a s o f 1 5 m i l o r s m a l l e r i n d i a m e t e r s h o u l d b e u s e d t o t h e r m a l l y c o u p l e t h e t h e r m a l p a d t o t h e b o t - t o m p l a n e . f o r g o o d t h e r m a l c o n d u c t i o n , t h e v i a s m u s t b e p l a t e d t h r o u g h a n d s o l d e r f i l l e d . t h e c o p p e r p l a n e u s e d t o c o n d u c t h e a t a w a y f r o m t h e t h e r m a l p a d s h o u l d is v varmax >(v volume - v vardiff ) varout s volume(v) = v varmax (v) v vardiff (v) v volume (v) - + varout s volume(v) = v volume (v)-v vardiff (v) yes no v varmax (v) v volume - v vardiff - free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 2 3 a p a 3 0 0 2 thermal pad consideration (cont.) 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 . ) b e a s l a r g e a s p r a c t i c a l . i f t h e a m b i e n t t e m p e r a t u r e i s h i g h e r t h a n 2 5 c , a l a r g e r c o p p e r p l a n e o r f o r c e d - a i r c o o l - i n g w i l l b e r e q u i r e d t o k e e p t h e a p a 3 0 0 2 j u n c t i o n t e m - p e r a t u r e b e l o w t h e t h e r m a l s h u t d o w n t e m p e r a t u r e ( 1 5 0 c ) . i n h i g h e r a m b i e n t t e m p e r a t u r e , h i g h e r a i r f l o w r a t e a n d / o r l a r g e r c o p p e r a r e a w i l l b e r e q u i r e d t o k e e p t h e i c o u t o f t h e r m a l s h u t d o w n . s e e t q f p 7 x 7 - 4 8 t h e r m a l p a d l a y o u t r e c o m m e n d a t i o n . f i g u r e 5 . t q f p 7 x 7 - 4 8 t h e r m a l p a d l a y o u t r e c o m m e n d a - t i o n 4.5mm 0 . 2 8 m m via diameter =0.3mm x16 ground plane for thermal pad 5.5mm exposed for thermal pad connected 0 . 5 m m 6 . 5 m m 1.7mm free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 2 4 a p a 3 0 0 2 p a c k a g e i n f o r m a t i o n t q f n 7 x 7 - 4 8 d e pin 1 s y m b o l min. max. 0.80 0.00 0.18 0.30 5.50 5.80 0.05 5.50 a a1 b d d2 e e2 e l millimeters a3 0.20 ref tqfn7x7-48 0.35 0.45 5.80 0.008 ref min. max. inches 0.031 0.000 0.007 0.012 0.217 0.228 0.217 0.014 0.018 0.50 bsc 0.020 bsc k 0.20 0.008 6.90 7.10 0.272 0.280 6.90 7.10 0.272 0.280 0.70 0.228 0.028 0.002 note : 1. followed from jedec mo-220 wkkd-4. pin 1 corner d2 e 2 k l e a b a1 a3 free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 2 5 a p a 3 0 0 2 p a c k a g e i n f o r m a t i o n t q t q f p 7 x 7 - 4 8 p d1 d e 1 e e b a 2 a 1 a c d2 e 2 exposed pad 0 l 0 . 2 5 seating plane gauge plane l 0.006 0 o 0 7 o 0 o 7 o 0.50 bsc 0.020 bsc 0.45 0.75 0.018 0.030 s y m b o l min. max. 1.20 0.05 0.17 0.27 0.09 0.20 0.15 a a1 b c d d1 e e1 e millimeters a2 0.95 1.05 tqfp7x7-48p min. max. inches 0.047 0.002 0.037 0.041 0.007 0.011 0.004 0.008 d2 e2 3.00 0.118 3.00 4.50 4.50 0.177 0.118 0.177 8.80 9.20 0.346 0.362 6.90 7.10 0.272 0.280 8.80 6.90 7.10 9.20 0.346 0.272 0.362 0.280 note : 1. followed from jedec ms-026 abc. 2. dimension "d1" and "e1" do not include mold protrusions. allowable protrusions is 0.25 mm per side. "d1" and "e1" are maximun plasticbody size dimensions including mold mismatch. free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 2 6 a p a 3 0 0 2 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 package type unit quantity tqfp7x7 - 48p tape & reel 2500 tqfn7x7 - 48 tape & reel 2500 d e v i c e s p e r u n i t 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 7.5 ? 0.10 p 0 p1 p 2 d 0 d1 t a 0 b 0 k 0 tqfp7x7 - 48 p 4.0 ? 0.10 12.0 ? 0.10 2.0 ? 0.10 1.5+0.10 - 0.00 1.5 min. 0.6+0.0 0 - 0.40 9.4 ? 0.20 9.4 ? 0.20 1.8 ? 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 5.5 ? 0.10 p 0 p1 p 2 d 0 d1 t a 0 b 0 k 0 tqfn7x7 - 48 4.0 ? 0.10 12.0 ? 0.10 2.0 ? 0. 10 1.5+0.10 - 0.00 1.5 min. 0.6+0.00 - 0.40 7.30 ? 0.20 7.30 ? 0.20 1.3 ? 0.20 (mm) a e 1 a b w f t p0 od0 b a0 p2 k0 b 0 section b-b section a-a od1 p1 h t1 a d free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 2 7 a p a 3 0 0 2 t a p i n g d i r e c t i o n i n f o r m a t i o n t q f p 7 x 7 - 4 8 p t q f n 7 x 7 - 4 8 user direction of feed user direction of feed free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 2 8 a p a 3 0 0 2 c l a s s i f i c a t i o n p r o f i l e profile feature sn - pb eutectic assembly pb - free assembly preheat & soak temperature min (t smin ) temperature max (t smax ) time (t smin to t smax ) ( t s ) 100 c 150 c 60 - 120 seconds 150 c 200 c 60 - 1 2 0 seconds average ramp - up rate (t smax to t p ) 3 c/second ma x. 3 c/second max. liquidous temperature ( t l ) time at l iquidous (t l ) 183 c 60 - 150 seconds 217 c 60 - 150 seconds peak package body temperature (t p ) * see classification temp in table 1 see classification temp in table 2 time (t p ) ** within 5 c of the spec ified c lassification t emperature ( t c ) 2 0 ** seconds 3 0 ** seconds average r amp - down rate (t p to t smax ) 6 c/second max. 6 c/second max. time 25 c to p eak t emperature 6 minutes max. 8 minutes max. * tolerance for peak profile temperature (t p ) is defined a s a supplier minimum and a user maximum. ** tolerance for time at peak profile temperature (t p ) is defined as a supplier minimum and a user maximum. 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 free datasheet http:///
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 . a . 6 - s e p . , 2 0 0 9 w w w . a n p e c . c o m . t w 2 9 a p a 3 0 0 2 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 table 1. snpb eutectic process ? classification temperatures (tc) package thickness volume mm 3 <350 volume mm 3 3 350 <2.5 mm 235 c 22 0 c 3 2.5 mm 220 c 220 c table 2. pb - free process ? classification temperatures (tc) package thickness volume mm 3 <350 volume mm 3 350 - 2000 volume mm 3 >2000 <1.6 mm 260 c 260 c 260 c 1.6 mm ? 2.5 mm 260 c 250 c 245 c 3 2.5 mm 250 c 245 c 245 c r e l i a b i l i t y t e s t p r o g r a m test item method description solderability jesd - 22, b102 5 sec, 245 c holt jesd - 22, a108 1000 hrs, bias @ 125 c pct jesd - 22, a102 168 hrs, 100 % rh, 2atm , 121 c tct jesd - 22, a104 500 cycles, - 65 c~150 c hbm mil - std - 883 - 3015.7 vhbm ? 2kv mm jesd - 22, a115 vmm ? 200v latch - up jesd 78 10ms, 1 tr ? 100ma c u s t o m e r s e r v i c e 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 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 free datasheet http:///

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