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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 . 2 - a u g . , 2 0 0 7 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 . 4 w m o n o a u d i o l o w - v o l t a g e a u d i o p o w e r a m p l i f i e r a p a 0 7 1 2 t h e a p a 0 7 1 2 i s a m o n o b t l a u d i o p o w e r a m p l i f i e r d e v e l o p e d e s p e c i a l l y f o r l o w - v o l t a g e a p p l i c a t i o n s w h e r e i n t e r n a l s p e a k e r s a r e r e q u i r e d . o p e r a t i n g w i t h a 5 v s u p p l y , t h e a p a 0 7 1 2 c a n d e l i v e r 1 . 4 w o f c o n t i n u o u s p o w e r i n t o a b t l 8 w l o a d a t 1 0 % t h d + n t h r o u g h o u t v o i c e b a n d f r e q u e n c i e s . a l t h o u g h t h i s d e v i c e i s c h a r a c t e r i z e d o u t t o 2 0 k h z , i t s o p e r a t i o n i s o p t i m i z e d f o r n a r r o w b a n d a p p l i c a t i o n s s u c h a s w i r e l e s s c o m m u n i c a t i o n s . t h e b t l c o n f i g u r a t i o n e l i m i n a t e s t h e n e e d f o r e x t e r n a l c o u p l i n g c a p a c i t o r s o n t h e o u t p u t i n m o s t a p p l i c a t i o n s , w h i c h i s p a r t i c u l a r l y i m p o r t a n t f o r s m a l l b a t t e r y - p o w e r e d e q u i p m e n t . t h i s d e v i c e f e a t u r e s a s h u t d o w n m o d e f o r p o w e r - s e n s i t i v e a p p l i c a t i o n s w i t h s p e c i a l d e p o p c i r c u i t r y t o e l i m i n a t e s p e a k e r n o i s e w h e n e x i t i n g s h u t d o w n m o d e . t h e a p a 0 7 1 2 i s a v a i l a b l e i n 9 b u m p s w l c s p . o p e r a t i n g v o l t a g e : 2 . 5 v - 5 . 5 v s u p p l y c u r r e n t ? i d d = 1 . 5 m a a t v d d = 5 v ? i d d = 1 . 2 m a a t v d d = 3 . 6 v ? i d d = 1 m a a t v d d = 2 . 5 v l o w s h u t d o w n c u r r e n t ? i d d = 0 . 5 m a a t v d d = 5 v l o w d i s t o r t i o n ? 0 . 8 5 w , a t v d d = 5 v , r l = 8 w t h d + n = 0 . 0 5 % ? 0 . 4 3 w , a t v d d = 3 . 6 v , r l = 8 w t h d + n = 0 . 0 5 % ? 0 . 6 w , a t v d d = 3 . 6 v , r l = 4 w t h d + n = 0 . 0 9 % ? 0 . 2 w , a t v d d = 2 . 5 v , r l = 8 w t h d + n = 0 . 0 9 % ? 0 . 2 6 w , a t v d d = 2 . 5 v , r l = 4 w t h d + n = 0 . 1 % o u t p u t p o w e r a t 1 % t h d + n ? 1 . 2 w , a t v d d = 5 v , r l = 8 w ? 0 . 6 w , a t v d d = 3 . 6 v , r l = 8 w ? 0 . 8 2 w , a t v d d = 3 . 6 v , r l = 4 w ? 0 . 2 7 w , a t v d d = 2 . 5 v , r l = 8 w ? 0 . 3 6 w , a t v d d = 2 . 5 v , r l = 4 w a t 1 0 % t h d + n ? 1 . 4 w , a t v d d = 5 v , r l = 8 w ? 0 . 7 5 w , a t v d d = 3 . 6 v , r l = 8 w ? 1 . 0 5 w , a t v d d = 3 . 6 v , r l = 4 w ? 0 . 3 5 w , a t v d d = 2 . 5 v , r l = 8 w ? 0 . 4 6 w , a t v d d = 2 . 5 v , r l = 4 w d e p o p c i r c u i t r y i n t e g r a t e d t h e r m a l s h u t d o w n p r o t e c t i o n a n d o v e r c u r r e n t p r o t e c t i o n c i r c u i t r y 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 m o b i l p h o n e s p d a s d i g i t a l c a m e r a p o r t a b l e e l e c t r o n i c d e v i c e s h i g h s u p p l y v o l t a g e r i p p l e r e j e c t i o n s u r f a c e - m o u n t p a c k a g i n g - 9 b u m p w l c s p l e a d f r e e a v a i l a b l e ( r o h s c o m p l i a 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 . a . 2 - a u g . , 2 0 0 7 w w w . a n p e c . c o m . t w 2 a p a 0 7 1 2 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 d c o m p a t i b l e w i t h b o t h s n p b a n d l e a d - f r e e s o l d e r i n g o p e r a t i o n 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 . p i n c o n f i g u r a t i o n b l o c k d i a g r a m top view inp (a3) v dd (b3) sd (c3) v op (a2) gnd (b2) v on (c2) inn (a1) gnd (b1) v b (c1) wlcsp-9 a72 x marking date code pin a1 apa0712 handling code temp. range package code package code ha: wlcsp-9 operating ambient temp. range i : -40 to 85 c handling code tr : tape & reel lead free code l : lead free device apa0712 ha : x - date code lead free code a72 x vbias shutdown ckt v b inn sd v op v on power and depop ckt inp v dd gnd a1 a3 c1 c3 a2 c2 b3 b1 ,b2
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 . 2 - a u g . , 2 0 0 7 w w w . a n p e c . c o m . t w 3 a p a 0 7 1 2 symbol parameter rating unit v dd supply voltage - 0.3 to 6 v v in , sd input voltage - 0.3 to 6 v t a operating junction temperature range - 40 to 85 x c t j maximum junction temperature 150 x c t stg storage temperature range - 65 to +150 x c t s d r lead soldering temperature range 260 , 10 seconds x c p d power dissipation internally limited w a b s o l u t e m a x i m u m r a t i n g s ( o v e r o p e r a t i n g f r e e - a i r t e m p e r a t u r e r a n g e u n l e s s o t h e r w i s e n o t e d . ) 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 thermal resistance - junction to ambient wl csp - 9 165 o c /w min. max. unit supply voltage v dd 2 .5 5.5 v high level threshold voltage, v ih sd 2 v low level threshold voltage, v il sd 0.8 v 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 notes : absolute maximum ratings are those values beyond which the life of a device may be impaired. exposure to absolute maximum rating conditions for extended periods may affect device reliability.
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 . 2 - a u g . , 2 0 0 7 w w w . a n p e c . c o m . t w 4 a p a 0 7 1 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 v d d = 5 v , g n d = 0 v , t a = 2 5 x c ( u n l e s s o t h e r w i s e n o t e d ) symbol parameter test condition min. typ. max. unit v dd supply voltage 2.5 5.5 v i dd supply current 1.5 2.5 ma i sd shutdown current sd = 0v 1 m a i i input current sd 0. 1 m a v dd =5v,t a =25 x c thd +n = 1%, f = 1khz r l = 8 w 1 1.1 po output power thd +n = 10%, f = 1khz r l = 8 w 1.4 w thd+n total harmonic distortion pulse noise f = 1khz p o = 0.85 w, r l = 8 w 0.05 % psrr power supply rejection ratio c b = 2.2 m f, r l = 8 w , f = 120hz 90 db vos output offset voltage r l = 8 w 20 mv s/n w ith a - weighted filter p o = 0.85 w, r l = 8 w 99 db vn noise output voltage c b = 2.2 m f 20 m v (rms) v dd = 3.6 v,t a =25 x c thd +n = 1%, f = 1khz r l = 4 w r l = 8 w 0.8 0.6 po output power thd +n = 10%, f = 1khz r l = 4 w r l = 8 w 1 0.7 w thd+n total harmonic distortion pulse noise f = 1khz p o = 0.6 w, r l = 4 w p o = 0.43 w, r l = 8 w 0.09 0.05 % psrr power supply rejection ratio c b = 1 m f, r l = 8 w , f = 120hz 80 db vos output offset voltage r l = 8 w 20 mv s/n w it h a - weighted filter p o = 0.43 w, r l = 8 w , 9 6 db vn noise output voltage c b = 2.2 m f 20 m v (rms)
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 . 2 - a u g . , 2 0 0 7 w w w . a n p e c . c o m . t w 5 a p a 0 7 1 2 symbol parameter test condition min. typ. max. unit v dd = 2.5 v,t a =25 x c thd +n = 1%, f = 1khz r l = 4 w r l = 8 w 0 .36 0.27 po output power thd +n = 10%, f = 1khz r l = 4 w r l = 8 w 0.46 0.34 w thd+n total harmonic distortion pulse noise f = 1k hz p o = 0.26 w, r l = 4 w p o = 0.2 w, r l = 8 w 0.1 0.08 % psrr power supply rejection ratio c b = 2. 2 m f, r l = 8 w , f = 120hz 58 db vos output offset voltage r l = 4 w 20 mv s/n w ith a - weighted filter p o = 0.2 w, r l = 8 w 93 db vn noise output voltage c b = 2.2 m f 20 m v (rms) 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 d d = 5 v , g n d = 0 v , t a = 2 5 x c ( u n l e s s o t h e r w i s e n o t e d ) p i n d e s c r i p t i o n s pin no. name i/o function description a1 inn i t he inverting input of amplifier . in n is used as audio input terminal, typically. a2 v op o the positive output terminal of btl amplifier. a3 inp i t he non - inverting input of amplifier . in p is tied to vb terminal for single - end ( se) input signal. b1 gnd - ground connection for circuitry. b2 gnd - ground connection for circuitry. b3 v dd - supply voltage input pin c1 v b - bypass pin c2 v on o the negative output terminal of btl amplifier. c3 sd i shutdown mode control signal input, place entire ic in shutdown mode when held low.
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 . 2 - a u g . , 2 0 0 7 w w w . a n p e c . c o m . t w 6 a p a 0 7 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 audio 8 w vdd in 1 m f 100k w 20k w 0.47 m f 20k w 10 m f r f r i c i c b c s 0.1 m f shutdown signal for se input signal vbias shutdown ckt v b inn sd v op v on power and depop ckt inp v dd gnd a1 a3 c1 c3 a2 c2 b3 b1, b2 8 w vdd audio in 1 m f 100k w 20k w 0.47 m f 20k w 10 m f r f r i c i c b c s 0.1 m f shutdown signal audio in 20k w 0.47 m f r i c i 20k w r f for differential input signal vbias shutdown ckt v b inn sd v op v on power and depop ckt inp v dd gnd a1 a3 c1 c3 a2 c2 b3 b1, b2
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 . 2 - a u g . , 2 0 0 7 w w w . a n p e c . c o m . t w 7 a p a 0 7 1 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 thd +n (%) o u t p u t p o w e r ( w ) o u t p u t p o w e r ( w ) thd +n (%) thd +n (%) thd +n (%) t h d + n v s . o u t p u t p o w e r f r e q u e n c y ( h z ) o u t p u t p o w e r ( w ) 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 v s . o u t p u t p o w e r thd +n (%) o u t p u t p o w e r ( w ) t h d + n v s . o u t p u t p o w e r thd +n (%) t h d + n v s . f r e q u e n c y f r e q u e n c y ( h z ) 0.01 10 0.1 1 0 1.5 0.3 0.6 0.9 1.2 v dd =5v rin=20k w cin=2.2 m f a v =6db fin=1khz bw<80khz r l =8 w 0.01 10 0.1 1 0.01 2 0.1 1 v dd =5v rin=20k w cin=2.2 m f av=6db r l =8 w bw<80khz fin =20hz fin =20khz fin =1khz 0.01 10 0.1 1 20 20k 100 1k 10k v dd =5v rin=20k w cin=2.2 m f av=6db r l =8 w p o =0.85w bw<80khz 0.05 10 0.1 1 0 1.2 0.2 0.4 0.6 0.8 1 v dd =3.6v rin=20k w cin=2.2 m f a v =6db fin=1khz bw<80khz r l =8 w r l =4 w 0.01 10 0.1 1 0.01 1 0.1 0.5 v dd =3.6v rin=20k w cin=2.2 m f av=6db r l =8 w bw<80khz fin =20khz fin =1khz fin =20hz 0.01 10 0.1 1 20 20k 100 1k 10k v dd =3.6v rin=20k w cin=2.2 m f av=6db r l =8 w p o =0.43w bw<80khz
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 . 2 - a u g . , 2 0 0 7 w w w . a n p e c . c o m . t w 8 a p a 0 7 1 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 ( c o n t . ) thd +n (%) o u t p u t p o w e r ( w ) f r e q u e n c y ( h z ) thd +n (%) thd +n (%) thd +n (%) t h d + n v s . o u t p u t p o w e r o u t p u t p o w e r ( w ) o u t p u t p o w e r ( w ) t h d + n 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 . o u t p u t p o w e r thd +n (%) o u t p u t p o w e r ( w ) t h d + n v s . o u t p u t p o w e r thd +n (%) t h d + n v s . o u t p u t p o w e r o u t p u t p o w e r ( w ) 0.01 10 0.1 1 0.01 2 0.1 1 v dd =3.6v rin=20k w cin=2.2 m f av=6db r l =4 w bw<80khz fin =20khz fin =1khz fin =20hz 0.01 10 0.1 1 20 20k 100 1k 10k v dd =3.6v rin=20k w cin=2.2 m f av=6db r l =4 w p o =0.6w bw<80khz 0.05 10 0.1 1 0 0.5 0.1 0.2 0.3 0.4 v dd =2.5v rin=20k w cin=2.2 m f a v =6db fin=1khz bw<80khz r l =8 w r l =4 w 0.01 10 0.1 1 0.01 0.5 0.1 v dd =2.5v rin=20k w cin=2.2 m f av=6db r l =8 w bw<80khz fin =20khz fin =1khz fin =20hz 0.01 10 0.1 1 20 20k 100 1k 10k v dd =2.5v rin=20k w cin=2.2 m f av=6db r l =8 w p o =0.2w bw<80khz 0.01 10 0.1 1 0.01 0.5 0.1 v dd =2.5v rin=20k w cin=2.2 m f av=6db r l =4 w bw<80khz fin =20khz fin =1khz fin =20hz
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 . 2 - a u g . , 2 0 0 7 w w w . a n p e c . c o m . t w 9 a p a 0 7 1 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 ( c o n t . ) thd +n (%) f r e q u e n c y ( h z ) f r e q u e n c y ( h z ) t h d + n v s . f r e q u e n c y f r e q u e n c y ( h z ) f r e q u e n c y ( h z ) f r e q u e n c y r e s p o n s e f r e q u e n c y r e s p o n s e f r e q u e n c y r e s p o n s e f r e q u e n c y ( h z ) t h d + n v s . o u t p u t p o w e r f r e q u e n c y ( h z ) gain (db) phase (deg) gain (db) phase (deg) gain (db) phase (deg) p s r r v s . f r e q u e n c y psrr (db) gain (db) 0.01 10 0.1 1 20 20k 100 1k 10k v dd =2.5v rin=20k w cin=2.2 m f av=6db r l =4 w p o =0.26w bw<80khz +170 +205 +175 +180 +185 +190 +195 +200 +0 +7 +1 +2 +3 +4 +5 +6 10 200k 100 1k 10k 100k v dd =5v rin=20k w cin=2.2 m f av=6db r l =8 w p o =120mw gain phase +170 +205 +175 +180 +185 +190 +195 +200 +0 +7 +1 +2 +3 +4 +5 +6 10 200k 100 1k 10k 100k gain phase v dd =3.6v rin=20k w cin=2.2 m f av=6db r l =8 w p o =60mw +170 +205 +175 +180 +185 +190 +195 +200 +0 +7 +1 +2 +3 +4 +5 +6 10 200k 100 1k 10k 100k v dd =2.5v rin=20k w cin=2.2 m f av=6db r l =8 w p o =28mw gain phase -8 +8 -6 -4 -2 +0 +2 +4 +6 10 1k 100 v dd =5v rin=20k w av=6db r l =8 w p o =120mw cin=2.2 m f cin=1 m f cin=0.47 m f cin=0.22 m f -100 +0 -90 -80 -70 -60 -50 -40 -30 -20 -10 20 20k 100 1k 10k v dd =5v cb=2.2 m f r l =8 w vrr=200mv
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 . 2 - a u g . , 2 0 0 7 w w w . a n p e c . c o m . t w 1 0 a p a 0 7 1 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 ( c o n t . ) f r e q u e n c y ( h z ) f r e q u e n c y ( h z ) f r e q u e n c y ( h z ) f r e q u e n c y ( h z ) p s r r v s . f r e q u e n c y 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 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 f r e q u e n c y ( h z ) 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 f r e q u e n c y ( h z ) psrr (db) shutdown attenuation (db) shutdown attenuation (db) o u t p u t n o i s e v o l t a g e v s . f r e q u e n c y output noise voltage (vrms) shutdown attenuation (db) p s r r v s . f r e q u e n c y psrr (db) -100 +0 -90 -80 -70 -60 -50 -40 -30 -20 -10 20 20k 100 1k 10k v dd =3.6v cb=2.2 m f r l =8 w vrr=200mv -70 +0 -60 -50 -40 -30 -20 -10 20 20k 100 1k 10k v dd =2.5v cb=2.2 m f r l =8 w vrr=50mv -100 +0 -90 -80 -70 -60 -50 -40 -30 -20 -10 20 20k 100 1k 10k v dd =5v rin=20k w cin=2.2 m f av=6db r l =8 w v o =1vrms(fin=1khz) shutdown active -100 +0 -90 -80 -70 -60 -50 -40 -30 -20 -10 20 20k 100 1k 10k v dd =3.6v rin=20k w cin=2.2 m f av=6db r l =8 w v o =1vrms(fin=1khz) shutdown active -100 +0 -90 -80 -70 -60 -50 -40 -30 -20 -10 20 20k 100 1k 10k v dd =2.5v rin=20k w cin=2.2 m f av=6db r l =8 w v o =1vrms(fin=1khz) shutdown active 1u 100u 10u 20 20k 100 1k 10k v dd =5v rin=20k w cin=2.2 m f av=6db r l =8 w a-weighted
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 . 2 - a u g . , 2 0 0 7 w w w . a n p e c . c o m . t w 1 1 a p a 0 7 1 2 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 r l =8 w rin=20k w cin=2.2 m f av=6db fin=1khz bw<80khz thd+n=10% thd+n=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 . ) f r e q u e n c y ( h z ) f r e q u e n c y ( h z ) s u p p l y v o l t a g e ( v ) s u p p l y v o l t a g e ( v ) o u t p u t n o i s e v o l t a g e v s . f r e q u e n c y 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 o u t p u t p o w e r ( w ) p o w e r d i s s i p a t i o n v s . o u t p u t p o w e r o u t p u t p o w e r ( w ) output noise voltage (vrms) output power (w) output power (w) p o w e r d i s s i p a t i o n v s . o u t p u t p o w e r power dissipation (w) power dissipation (w) o u t p u t n o i s e v o l t a g e v s . f r e q u e n c y output noise voltage (vrms) 1u 100u 10u 20 20k 100 1k 10k v dd =3.6v rin=20k w cin=2.2 m f av=6db r l =8 w a-weighted 1u 100u 10u 20 20k 100 1k 10k v dd =2.5v rin=20k w cin=2.2 m f av=6db r l =8 w a-weighted 0 0.5 1.0 1.5 2.5 3.0 3.5 4.0 r l =4 w rin=20k w cin=2.2 m f av=6db fin=1khz bw<80khz thd+n=10% thd+n=1% 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0 0.2 0.4 0.6 0.8 1.0 1.2 v dd =5v thd <1% rl=8 w 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0 0.2 0.4 0.6 0.8 v dd =3.6v thd<1% rl=8 w rl=4 w
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 . 2 - a u g . , 2 0 0 7 w w w . a n p e c . c o m . t w 1 2 a p a 0 7 1 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 ( c o n t . ) o u t p u t p o w e r ( w ) s u p p l y v o l t a g e ( v ) s u p p l y v o l t a g e ( v ) s u p p l y v o l t a g e ( v ) 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 b y p a s s v o l t a g e v s . s u p p l y v o l t a g e s h u t d o w n c u r r e n t v s . s u p p l y v o l t a g e p o w e r o n w a v e f o r m supply current (ma) bypass voltage (v) shutdown current ( m a) p o w e r o f f w a v e f o r m p o w e r d i s s i p a t i o n v s . o u t p u t p o w e r power dissipation (w) 0 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0 0.05 0.10 0.15 0.20 0.25 0.30 rl=4 w rl=8 w v dd =2.5v thd<1% 0.0 0.2 0.4 0.6 0.8 1.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 av=6db no load shutdown active c h 1 : v d d ; c h 2 : v b ; c h 3 : o u t + ; c h 4 : o u t - ; c h f 1 : c h 3 - c h 4 c h 1 : v d d ; c h 2 : v b ; c h 3 : o u t + ; c h 4 : o u t - ; c h f 1 : c h 3 - c h 4 a d d 1 k w a t v d d a n d g n d f o r d i s c h a r g e v d d = 5 v c i n = 0 . 4 7 m f c b = 2 . 2 m f n o l o a d , v d d = 5 v c i n = 0 . 4 7 m f c b = 2 . 2 m f n o l o a d , 0.0 0.5 1.0 1.5 2.0 0.0 1.0 2.0 3.0 4.0 5.0 6.0 a v =6db no load 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 0.0 1.0 2.0 3.0 4.0 5.0 6.0 a v =6db no load
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 . 2 - a u g . , 2 0 0 7 w w w . a n p e c . c o m . t w 1 3 a p a 0 7 1 2 a p p l i c a t i o n d e s c r i p t i o n s b t l o p e r a t i o n t h e p o w e r a m p l i f i e r o p 1 g a i n i s s e t b y e x t e r n a l g a i n s e t t i n g , w h i l e t h e s e c o n d a m p l i f i e r o p 2 i s i n t e r - n a l l y f i x e d i n a u n i t y - g a i n , i n v e r t i n g c o n f i g u r a t i o n . f i g - u r e 1 s h o w s t h a t t h e o u t p u t o f o p 1 i s c o n n e c t e d t o t h e i n p u t t o o p 2 , w h i c h r e s u l t s i n t h e o u t p u t s i g - n a l s o f w i t h b o t h a m p l i f i e r s w i t h i d e n t i c a l i n m a g n i t u d e , b u t o u t o f p h a s e 1 8 0 . c o n s e q u e n t l y , t h e d i f f e r e n t i a l g a i n f o r e a c h c h a n n e l i s 2 x ( g a i n o f s e m o d e ) . b y d r i v i n g t h e l o a d d i f f e r e n t i a l l y t h r o u g h o u t p u t s v o p a n d v o n , a n a m p l i f i e r c o n f i g u r a t i o n c o m m o n l y r e f e r r e d t o a s b r i d g e d m o d e i s e s t a b l i s h e d . b t l m o d e o p e r a t i o n i s d i f f e r e n t f r o m t h e c l a s s i c a l s i n g l e - e n d e d s e a m p l i f i e r c o n f i g u r a t i o n w h e r e o n e s i d e o f i t s l o a d i s c o n n e c t e d t o g r o u n d . a b t l a m p l i f i e r d e s i g n h a s a f e w d i s t i n c t a d v a n t a g e s o v e r t h e s e c o n f i g u r a t i o n , a s i t p r o v i d e s d i f f e r e n t i a l d r i v e t o t h e l o a d , t h u s d o u b l i n g t h e o u t p u t s w i n g f o r a s p e c i f i e d s u p p l y v o l t a g e . f o u r t i m e s t h e o u t p u t p o w e r i s p o s s i b l e a s c o m p a r e d t o a s e a m p l i f i e r u n d e r t h e s a m e c o n d i t i o n s . a b t l c o n f i g u r a t i o n , s u c h a s t h e o n e u s e d i n a p a 0 7 1 2 , a l s o c r e a t e s a s e c o n d a d v a n t a g e o v e r s e a m p l i f i e r s . s i n c e t h e d i f f e r e n t i a l o u t p u t s , v o p , v o n a r e b i a s e d a t h a l f s u p p l y , n o n e e d d c v o l t a g e e x i s t s a c r o s s t h e l o a d . t h i s e l i m i n a t e s t h e n e e d f o r a n o u t p u t c o u p l i n g c a p a c i t o r , w h i c h i s r e q u i r e d i n a s i n g l e s u p p l y , s e c o n f i g u r a t i o n . - + - + v bias op1 op2 input v op btl_config v on r f r i f i g u r e 1 : a p a 0 7 1 2 p o w e r a m p l i f i e r i n t e r n a l c o n f i g u r a t i o n i n p u t r e s i s t a n c e , r i t h e g a i n o f t h e a p a 0 7 1 2 i s s e t b y t h e e x t e r n a l r e s i s - t o r s ( r i a n d r f ) . i f r r 2 gain btl - = ( 1 ) b t l m o d e o p e r a t i o n b r i n g s t h e f a c t o r o f 2 i n t h e g a i n e q u a t i o n d u e t o t h e i n v e r t i n g a m p l i f i e r m i r r o r i n g t h e v o l t a g e s w i n g a c r o s s t h e l o a d . t h e i n p u t r e s i s t a n c e w i l l a f f e c t t h e l o w f r e q u e n c y p e r f o r m a n c e o f a u d i o s i g n a l . i n p u t c a p a c i t o r , c i 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 r o 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 d e t e r m i n e d i n t h e f o l l o w e q u a t i o n : i i ) c(highpass c r 2 1 f p = ( 2 ) t h e v a l u e o f c i i s i m p o r t a n t t o c o n s i d e r a s i t d i r e c t l y a f f e c t s t h e l o w f r e q u e n c y p e r f o r m a n c e o f t h e c i r c u i t . c o n s i d e r t h e e x a m p l e w h e r e r i i s 2 0 k w a n d t h e s p e c i f i c a t i o n c a l l s f o r a f l a t b a s s r e s p o n s e d o w n t o 4 0 h z . e q u a t i o n i s r e c o n f i g u r e d a s f o l l o w : c i i f r 2 1 c p = ( 3 ) c o n s i d e r t o i n p u t r e s i s t a n c e v a r i a t i o n , t h e c i i s 0 . 2 m f s o o n e w o u l d l i k e l y c h o o s e a v a l u e i n t h e r a n g e o f 0 . 2 2 m f t o 1 . 0 m f . a f u r t h e r c o n s i d e r a t i o n f o r t h i s c a p a c i t o r i s t h e l e a k a g e p a t h f r o m t h e i n p u t s o u r c e t h r o u g h t h e i n p u t n e t w o r k ( r i + r f , c i ) t o t h e l o a d . t h i s l e a k a g e c u r r e n t c r e a t e s a d c o f f s e t v o l t a g e a t t h e i n p u t t o t h e a m p l i f i e r t h a t r e d u c e s u s e f u l h e a d r o o m , e s p e c i a l l y i n h i g h g a i n a p p l i c a t i o n s . f o r t h i s r e a s o n a l o w - l e a k a g e t a n t a l u m o r c e r a m i c c a p a c i t o r i s t h e b e s t c h o i c e . w h e n p o l a r i z e d c a p a c i t o r s a r e u s e d , t h e p o s i - t i v e s i d e o f t h e c a p a c i t o r s h o u l d f a c e t h e a m p l i f i e r i n - p u t i n m o s t a p p l i c a t i o n s a s t h e d c l e v e l t h e r e i s h e l d
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 . 2 - a u g . , 2 0 0 7 w w w . a n p e c . c o m . t w 1 4 a p a 0 7 1 2 i n p u t c a p a c i t o r , c i (cont.) a p p l i c a t i o n d e s c r i p t i o n s ( c o n t . ) a t v d d / 2 , w h i c h i s l i k e l y h i g h e r t h a t t h e s o u r c e d c l e v e l . p l e a s e n o t e t h a t i t i s i m p o r t a n t t o c o n f i r m t h e c a p a c i t o r p o l a r i t y i n t h e a p p l i c a t i o n . e f f e c t i v e b y p a s s c a p a c i t o r , c b a s o t h e r p o w e r a m p l i f i e r s , p r o p e r s u p p l y b y - p a s s i n g i s c r i t i c a l f o r l o w n o i s e p e r f o r m a n c e a n d h i g h p o w e r s u p p l y r e j e c t i o n . t h e c a p a c i t o r s l o c a t e d o n t h e b y p a s s a n d p o w e r s u p p l y p i n s s h o u l d b e a s c l o s e t o t h e d e v i c e a s p o s s i b l e . t h e e f f e c t o f a l a r g e r h a l f s u p p l y b y p a s s c a p a c i t o r w i l l i m p r o v e p s r r d u e t o i n c r e a s e d h a l f - s u p p l y s t a b i l i t y . t y p i c a l a p p l i c a t i o n e m p l o y a 5 v r e g u l a t o r w i t h 1 . 0 m f a n d a 0 . 1 m f b y p a s s a s s u p p l y f i l t e r i n g . t h i s d o e s n o t e l i m i n a t e t h e n e e d f o r b y p a s s i n g t h e s u p p l y n o d e s o f t h e a p a 0 7 1 2 . t h e s e l e c t i o n o f b y p a s s c a p a c i t o r s , e s p e c i a l l y c b , i s t h u s d e p e n d e n t u p o n d e s i r e d p s r r r e q u i r e m e n t s , c l i c k a n d p o p p e r f o r m a n c e . t o a v o i d s t a r t - u p p o p n o i s e o c c u r r e d , t h e b y p a s s v o l t a g e s h o u l d r i s e s l o w e r t h a n t h e i n p u t b i a s v o l t a g e a n d t h e r e l a t i o n s h i p s h o w n i n e q u a t i o n ( 4 ) s h o u l d b e m a i n t a i n e d i f i b b )c r (r 2 50ms a 65 v c + p > + m ( 4 ) t h e b y p a s s c a p a c i t o r i s f e d f r o m a n 8 0 k w r e s i s t o r i n s i d e t h e a m p l i f i e r . b y p a s s c a p a c i t o r , c b , v a l u e s o f 1 m f t o 2 . 2 m f c e r a m i c o r t a n t a l u m l o w - e s r c a p a c i t o r s a r e r e c o m m e n d e d f o r t h e b e s t t h d + n a n d n o i s e p e r f o r m a n c e . t h e b y p a s s c a p a c i t a n c e a l s o e f f e c t s t o t h e s t a r t u p t i m e . i t 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 50ms a 65 v c t b b up start + m = ( 5 ) 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 0 7 1 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 c a u s i n g 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 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 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 0 . 1 m f 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 w o r k s b e s t . 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 . o p t i m i z i n g d e p o p c i r c u i t r y c i r c u i t r y h a s b e e n i n c l u d e d i n t h e a p a 0 7 1 2 t o m i n i m i z e t h e a m o u n t o f p o p p i n g n o i s e a t p o w e r - u p a n d w h e n c o m i n g o u t o f s h u t d o w n m o d e . p o p p i n g o c c u r s w h e n e v e r a v o l t a g e s t e p i s a p p l i e d t o t h e s p e a k e r . i n o r d e r t o e l i m i n a t e c l i c k s a n d p o p s , a l l c a p a c i t o r s m u s t b e f u l l y d i s c h a r g e d b e f o r e t u r n - o n . r a p i d o n / o f f s w i t c h i n g o f t h e d e v i c e o r t h e s h u t d o w n f u n c t i o n w i l l c a u s e t h e c l i c k a n d p o p c i r c u i t r y . t h e v a l u e o f c i w i l l a l s o a f f e c t t u r n - o n p o p s ( r e f e r t o e f f e c t i v e b y p a s s c a p a c i t a n c e ) . t h e b y p a s s v o l t a g e r i s e u p s h o u l d b e s l o w e r t h a n i n p u t b i a s v o l t a g e . a l t h o u g h t h e b y p a s s p i n c u r r e n t s o u r c e c a n n o t b e m o d i f i e d , t h e s i z e o f c b c a n b e c h a n g e d t o a l t e r t h e d e v i c e t u r n - o n t i m e a n d t h e a m o u n t o f c l i c k s a n d p o p s . b y i n c r e a s i n g t h e v a l u e o f c b , t u r n - o n p o p c a n b e r e d u c e d . h o w e v e r , t h e t r a d e o f f f o r u s i n g a l a r g e r b y p a s s c a p a c i t o r i s t o i n c r e a s e t h e t u r n - o n t i m e f o r t h i s d e v i c e . t h e r e i s a l i n e a r r e l a t i o n s h i p b e t w e e n t h e s i z e o f c b a n d t h e t u r n - o n t i m e . i n t h e m o s t c a s e s , c h o o s i n g a s m a l l v a l u e o f c i i n t h e
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 . 2 - a u g . , 2 0 0 7 w w w . a n p e c . c o m . t w 1 5 a p a 0 7 1 2 a p p l i c a t i o n d e s c r i p t i o n s ( c o n t . ) o p t i m i z i n g d e p o p c i r c u i t r y (cont.) r a n g e o f 0 . 2 2 m f t o 0 . 4 7 m f , c b b e i n g e q u a l t o 2 . 2 m f s h o u l d p r o d u c e a v i r t u a l l y c l i c k - l e s s a n d p o p - l e s s t u r n - o n . a h i g h g a i n a m p l i f i e r i n t e n s i f i e s t h e p r o b l e m a s t h e s m a l l d e l t a i n v o l t a g e i s m u l t i p l i e d b y t h e g a i n . s o i t i s a d v a n t a g e o u s t o u s e l o w - g a i n c o n f i g u r a t i o n s . 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 i l e n o t i n u s e , t h e a p a 0 7 1 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 a p a 0 7 1 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 0 . 4 v d d . i t i s 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 a p a 0 7 1 2 i s i n s h u t d o w n m o d e . o n n o r m a l o p e r a t i n g , a p a 0 7 1 2 ? s s d p i n s h o u l d p u l l t o h i g h l e v e l t o k e e p i n g 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 s . b t l a m p l i f i e r e f f i c i e n c y a n e a s y - t o - u s e e q u a t i o n t o c a l c u l a t e e f f i c i e n c y s t a r t s o u t a s b e i n g e q u a l t o t h e r a t i o o f p o w e r f r o m t h e p o w e r s u p p l y t o t h e p o w e r d e l i v e r e d t o t h e l o a d . t h e f o l l o w i n g e q u a t i o n s a r e t h e b a s i s f o r c a l c u l a t i n g a m p l i f i e r e f f i c i e n c y . sup o p p efficiency = ( 6 ) where: l 2 p l 2 o.rms o 2r v r v p = = 2 v v p o.rms = l p dd dd.avg dd sup r 2v v i v p p = = ( 7 ) ( 8 ) ( 9 ) efficiency of a btl configuration: dd p l p dd l p sup o 4v v r 2v v 2r v p p 2 p = p = ( 1 0 ) t a b l e 1 e m p l o y s e q u a t i o n 1 0 t o c a l c u l a t e e f f i c i e n c i e s f o r f o u r d i f f e r e n t o u t p u t p o w e r l e v e l s w h e n l o a d i s 8 w . t h e e f f i c i e n c y o f t h e a m p l i f i e r i s q u i t e l o w f o r l o w e r p o w e r l e v e l s a n d r i s e s s h a r p l y a s p o w e r t o t h e l o a d i s i n c r e a s e d r e s u l t i n g i n a n e a r f l a t i n t e r n a l p o w e r d i s s i p a t i o n o v e r t h e n o r m a l o p e r a t i n g r a n g e . n o t e t h a t t h e i n t e r n a l d i s s i p a t i o n a t f u l l o u t p u t p o w e r i s l e s s t h a n i n t h e h a l f p o w e r r a n g e . c a l c u l a t i n g t h e e f f i c i e n c y f o r a s p e c i f i c s y s t e m i s t h e k e y t o p r o p e r p o w e r s u p p l y d e s i g n . f o r a m o n o 1 . 4 w a u d i o s y s t e m w i t h 8 w l o a d s a n d a 5 v s u p p l y , t h e m a x i m u m d r a w o n t h e p o w e r s u p p l y i s a l m o s t 1 . 5 w . po (w) efficiency (%) i dd (a) v pp (v) p d (w) 0.2 28.34 0.14 1.79 0.55 0.5 44.94 0.22 2.83 0.55 0.7 53.12 0.26 3.35 0.5 0 1.0 63.59 0.32 4.00 0. 35 **high peak voltages cause the thd+n to increase . table 1. efficiency vs output power in 5-v/8 w differential amplifier systems a f i n a l p o i n t t o r e m e m b e r a b o u t l i n e a r a m p l i f i e r s ( e i t h e r s e o r b t l ) i s h o w t o m a n i p u l a t e t h e t e r m s i n t h e e f f i c i e n c y e q u a t i o n t o u t m o s t a d v a n t a g e w h e n p o s s i b l e . n o t e t h a t i n e q u a t i o n 1 0 , v d d i s i n t h e d e n o m i n a t o r . t h i s i n d i c a t e s t h a t a s v d d g o e s d o w n , e f f i c i e n c y g o e s u p . i n o t h e r w o r d s , u s e t h e e f f i c i e n c y a n a l y s i s t o c h o o s e t h e c o r r e c t s u p p l y v o l t a g e a n d s p e a k e r i m p e d a n c e f o r t h e a p p l i c a t i o n . p o w e r d i s s i p a t i o n w h e t h e r t h e p o w e r a m p l i f i e r i s o p e r a t e d i n b t l o r s e m o d e s , p o w e r d i s s i p a t i o n i s a m a j o r c o n c e r n . i n e q u 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 . a . 2 - a u g . , 2 0 0 7 w w w . a n p e c . c o m . t w 1 6 a p a 0 7 1 2 a p p l i c a t i o n d e s c r i p t i o n s ( c o n t . ) p o w e r d i s s i p a t i o n (cont.) t i o n 1 1 s t a t e s 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 p o i n t f o r a s e m o d e o p e r a t i n g a t a g i v e n s u p p l y v o l t a g e a n d d r i v i n g a s p e c i f i e d l o a d . se mode: l 2 2 dd d.max r 2 v p p = i n b t l m o d e o p e r a t i o n , t h e o u t p u t v o l t a g e s w i n g i s d o u b l e d a s i n s e m o d e . t h u s 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 p o i n t f o r a b t l m o d e o p e r a t i n g a t t h e s a m e g i v e n c o n d i t i o n s i s 4 t i m e s a s i n s e m o d e . ( 1 1 ) l 2 2 dd d.max r v 2 p p = ja a j.max d.max t t p q - = btl mode: ( 1 2 ) e v e n w i t h t h i s s u b s t a n t i a l i n c r e a s e i n p o w e r d i s s i p a t i o n , t h e a p a 0 7 1 2 d o e s n o t r e q u i r e e x t r a h e a t - s i n k . t h e p o w e r d i s s i p a t i o n f r o m e q u a t i o n 1 2 , a s s u m i n g a 5 v - p o w e r s u p p l y a n d a n 8 w l o a d , m u s t n o t b e g r e a t e r t h a n t h e p o w e r d i s s i p a t i o n t h a t r e s u l t s f r o m t h e e q u a t i o n 1 3 : f o r w l c s p - 9 , t h e t h e r m a l r e s i s t a n c e ( q j a ) i s e q u a l t o 1 6 5 o c / w . s i n c e t h e m a x i m u m j u n c t i o n t e m p e r a t u r e ( t j . m a x ) o f a p a 0 7 1 2 i s 1 5 0 o c a n d t h e a m b i e n t t e m - p e r a t u r e ( t a ) i s d e f i n e d b y t h e p o w e r s y s t e m d e s i g n , 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 , w h i c h t h e i c p a c k a g e i s a b l e t o h a n d l e , c a n b e o b t a i n e d f r o m e q u a t i o n 1 3 . o n c e t h e p o w e r d i s s i p a t i o n i s g r e a t e r t h a n t h e m a x i m u m l i m i t ( p d . m a x ) , t h e s u p p l y v o l t a g e ( v d d ) m u s t b e d e c r e a s e d , t h e l o a d i m p e d a n c e ( r l ) m u s t b e i n c r e a s e d o r t h e a m b i e n t t e m p e r a t u r e s h o u l d b e r e d u c e d . ( 1 3 )
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 . 2 - a u g . , 2 0 0 7 w w w . a n p e c . c o m . t w 1 7 a p a 0 7 1 2 p a c k a g e i n f o r m a t i o n wlcsp - 9 e d a2 a1 a e e b pin a1 s y m b o l min. max. 0.67 0.20 0.29 0.31 1.47 1.53 0.24 a a1 b d e e millimeters a2 0.33 0.43 0.50 bsc wlcsp1.5x1.5-9 0.020 bsc min. max. inches 0.026 0.008 0.013 0.017 0.011 0.012 0.058 0.060 0.009 0.53 0.021 1.47 1.53 0.058 0.060
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 . 2 - a u g . , 2 0 0 7 w w w . a n p e c . c o m . t w 1 8 a p a 0 7 1 2 application a h t1 c d d w e1 f 178.0 ? 2.00 50 min. 8.4+2.00 - 0.00 13.0+0.50 - 0.20 1.5 min. 20.2 min. 8.0 ? 0.30 1.75 ? 0.10 7.5 ? 0.05 p 0 p1 p 2 d 0 d1 t a 0 b 0 k 0 wlcsp - 9 (1.5*1.5) 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 1.70 ? 0.10 1.70 ? 0.10 0.90 ? 0.10 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 d e v i c e s p e r u n i t package type unit devices per reel wlcsp - 9 tape & reel 3000 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 ( m 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 . a . 2 - a u g . , 2 0 0 7 w w w . a n p e c . c o m . t w 1 9 a p a 0 7 1 2 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 * solderability test doesn ? t apply to ? wlcsp - 9 ? . 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 ) 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. notes: all temperatures refer to topside of the package. measured on the body surface. r e l i a b i l i t y t e s t p r o g r a m 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
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 . 2 - a u g . , 2 0 0 7 w w w . a n p e c . c o m . t w 2 0 a p a 0 7 1 2 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 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 ( c o n t . ) 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

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