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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 . 3 - m a r . , 2 0 1 0 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 . 2.4w stereo fully differential audio power amplifier with stereo class ab cap-free headphone driver and ldo a p a 2 0 6 0 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 m o n i t o r n o t e b o o k p o r t a b l e d v d m e e t i n g v i s t a t m r e q u i r e m e n t f u l l y d i f f e r e n t i a l p o w e r a m p l i f i e r w i t h e x c e l l e n t r f r e c t i f i c a t i o n i m m u n i t y n o o u t p u t c a p a c i t o r r e q u i r e d f o r h e a d p h o n e d r i v e r i n t e g r a t e d l d o ( l o w d r o p o u t r e g u l a t o r ) f o r a u d i o c o d e c ( 4 . 7 5 v ) a d j u s t a b l e g a i n s e t t i n g f o r p o w e r a m p l i f i e r a v = - 1 . 5 v / v f i x e d g a i n s e t t i n g f o r h e a d p h o n e d r i v e r f a s t s t a r t - u p t i m e i n t e g r a t e d d e - p o p c i r c u i t r y h i g h p s r r ( p o w e r s u p p l y r e j e c t i o n r a t i o ) 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 l e s s e x t e r n a l c o m p o n e n t s r e q u i r e d s p a c e s a v i n g p a c k a g e ? t q f n 5 x 5 - 3 2 lead free and green devices available (rohs compliant) s i m p l i f i e d a p p l i c a t i o n c i r c u i t t h e a p a 2 0 6 0 i s a s t e r e o f u l l y d i f f e r e n t i a l a u d i o p o w e r a m p l i f i e r w i t h s t e r e o c l a s s - a b c a p - f r e e h e a d p h o n e d r i v e r a n d l d o a v a i l a b l e i n a t q f n 5 x 5 - 3 2 p i n s p a c k a g e . t h e b u i l t - i n g a i n s e t t i n g a t p o w e r a m p l i f i e r c a n m i n i m i z e t h e e x t e r n a l c o m p o n e n t c o u n t s . f o r t h e f l e x i b l e a p p l i c a t i o n , t h e g a i n c a n b e s e t t o 4 - s t e p s , 6 , 1 0 , 1 5 . 6 , a n d 2 1 . 6 d b b y g a i n c o n t r o l p i n s ( g a i n 0 a n d g a i n 1 ) . t h e p o w e r a m p l i f i e r ? s f u l l y d i f f e r e n t i a l a r c h i t e c t u r e p r o v i d e s h i g h p s r r , i n - c r e a s e d i m m u n i t y t o n o i s e a n d r f r e c t i f i c a t i o n . t h e a p a 2 0 6 0 p o w e r a m p l i f i e r s a r e c a p a b l e o f d r i v i n g 2 . 4 w a t v d d = 5 v i n t o 4 w s p e a k e r , t h e c a p - f r e e h e a d p h o n e d r i v e r s c a n p r o v i d e 1 8 0 m w a t h v d d = 3 . 3 v i n t o 1 6 w h e a d p h o n e s , a n d t h e l d o h a s a m a x i m u m 1 2 0 m a ( 4 . 7 5 v ) d r i v e r c u r r e n t f o r a u d i o c o d e c . t h e a p a 2 0 6 0 p r o - v i d e s 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 . t h e c a p - f r e e h e a d p h o n e d r i v e r e l i m i n a t e s t h e d c b l o c k - i n g c a p a c i t o r s a t o u t p u t s , s a v e t h e p c b s p a c e . t h e i n t e - g r a t i o n o f f u l l y d i f f e r e n t i a l p o w e r a m p l i f i e r , c a p - f r e e h e a d - p h o n e d r i v e r , a n d l d o i s t h e b e s t s o l u t i o n f o r v i s t a t m r e q u i r e m e n t a n d i t c a n l o w e r t h e t o t a l b o m c o s t s . audio codec stereo speakers stereo headphone ldo (low drop -out regulator) 20 20k 100 1k 10k 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 ) frequency (hz) v dd =5.0v r l =4 w a v =10db v in =0.2v pp c i =0.47 m f input short amp mode -100 +0 -90 -80 -70 -60 -50 -40 -30 -20 -10
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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 2 a p a 2 0 6 0 p i n c o n f i g u r a t i o n 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 ) symbol parameter ra ting unit v dd supply voltage (vdd to gnd, pvdd to pgnd) - 0.3 to 6 h v dd supply voltage (hvdd to gnd) - 0.3 to 6 v ss supply voltage (hvss, cvss to gnd) - 6 to +0.3 input voltage (rinn_a, rinp_a, linn_a, linp_a to gnd) - 0.3 to v d d +0.3 input voltage (rin_h, lin_h to gnd) v ss - 0.3 to h v dd +0.3 input voltage (gain0, gain1, ldo_en, amp_en, hp_en to gnd) - 0.3 to v dd +0.3 v 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 note : anpec lead-free products contain molding compounds/die attach materials and 100% matte tin plate termination finish; which are fully compliant with rohs. anpec lead-free products meet or exceed the lead-free requirements of ipc/jedec j - std-020d for msl classification at lead-free peak reflow temperature. anpec defines ?green? to mean lead-free (rohs compliant) and halogen free (br or cl does not exceed 900ppm by weight in homogeneous material and total of br and cl does not exceed 1500ppm by weight). apa 2060 handling code temperature range package code xxxxx - date code assembly material apa2060 qb : apa2060 xxxxx package code qb : tqfn5x5-32 operating ambient temperature range i : -40 to 85 o c handling code tr : tape & reel assembly material g : halogen and lead free device l o u t p 6 r i n n _ a 1 r i n p _ a 2 l i n p _ a 3 l i n n _ a 4 p g n d 5 l o u t n 7 p v d d 8 ldo_en 25 rin_h 26 lin_h 27 gnd 28 ldout 29 vdd 30 gain0 31 gain1 32 16 hp_lo 15 hp_ro 14 hvss 13 cvss 12 cpn 11 cgnd 10 cpp 9 nc 1 7 h v d d 1 8 p v d d 1 9 r o u t n 2 0 r o u t p 2 1 p g n d 2 2 h p _ e n 2 3 a m p _ e n 2 4 b i a s =thermal-pad (connected the thermal-pad to gnd plane for better heat dissipation) tqfn5x5-32 (top view)
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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 3 a p a 2 0 6 0 r e c o m m e n d e d o p e r a t i n g c o n d i t i o n s symbol parameter range unit v dd supply voltage 4.5 ~ 5.5 h v dd supply voltage 3.0 ~ 5.5 v ih high l evel input v oltage gain0, gain1, ldo_en, amp_en, hp_en 2 ~ v dd v il low l evel input v oltage gain0, gain1, ldo_en, amp_en, hp_en 0 ~ 0. 5 for power amplifier 0.5 ~ v dd - 0.5 v ic common mode input voltage f or headphone amplifier hv ss ~ h v dd v i ldo ut output current (ldo ut ) 0 ~ 200 ma t a ambient t emperature range - 40 ~ 85 t j junction temperature range - 40 ~ 125 o c c out ldo output capaci tor (mlcc type) 1 ~ 100 m f r l speaker resistance 4 ~ r l headphone resistance 16 ~ w t h e r m a l c h a r a c t e r i s t i c s symbol parameter typical value unit q ja thermal resistance - junction to ambient (note 2 ) tqfn5x5 - 32 40 q j c thermal resistance - junction to case (note 3 ) tqfn5x5 - 32 8 o c /w note 2: please refer to ? layout recommendation?, the thermal-pad on the bottom of the ic should soldered directly to the pcb?s thermal-pad area that with several thermal vias connect to the ground plan, and the pcb is a 2-layer, 5-inch square area with 2oz copper thickness . note 3: the case temperature is measured at the center of the thermal-pad on the underside of the tqfn5x5-32 package. a b s o l u t e m a x i m u m r a t i n g s ( c o n t . ) ( n o t e 1 ) symbol parameter ra ting unit input voltage (pgnd , c gnd to gnd) - 0.3 to +0.3 v t j maximum junction temperature 150 t stg storage temperature range - 65 to +150 t s dr maximum lead soldering temperature , 10 seconds 260 o c p d power dissipation int ernally limited w note 1: 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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 4 a p a 2 0 6 0 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 refer to the typical application circuits. v dd =5v, hv dd =3.3v, gnd=0v, t a =25 o c (unless otherwise noted) apa2060 symbol parameter test conditions min. typ. max. unit i dd(hvdd) v amp_en =0v, hv dd - 2.5 5 i dd(vdd) supply current v hp_en =v ldo_en =5v v dd - 9 18 i amp(hvdd) hv dd - 0.1 0.2 i amp(vdd) power amplifier supply current v amp_en =v hp_en =v ldo_en =0v v dd - 4.5 11 i hp(hvdd) v amp_en =v hp_en =5v, hv dd - 2.5 5 i hp(vdd) headphone driver supply current v ldo_en =0v v dd - 6 12 i ldo(hvdd) v amp_en =v ldo_en =5v, hv dd - 0.1 0.2 i ldo(vdd) ldo supply current v hp_en =0v v dd - 0.4 0.65 ma i sd(h vdd) v amp en =5v, hv dd - - 2 i sd(vdd) shutdown current v hp_en =v ldo_en =0v v dd - - 5 i i input c urrent gain0, gain1, ldo_en, amp_en, hp_en - - 1 m a speaker mode, a v =10db t start - up start - up time from shutdown c b =0.47 m f - 25 - ms a v =6db - 60 - a v =10db - 76 - a v =15.6db - 40 - r i input resis tor a v =21.6db 17 20 - k w v gain0 =v gain1 =0v. 5.5 6 6.5 v gain0 =0v, v gain1 =v dd . 9.5 10 10.5 v gain0 =v dd , v gain1 =0v. 15.1 15.6 16.1 a v closed - loop gain v gain0 =v gain1 =v dd . 21.1 21.6 22.1 db v os output offset voltage r l = 8 w - 5 20 mv thd +n =1% , f in =1 k hz r l = 4 w r l = 8 w 1 1.9 1.3 - p o output power thd +n =1 0 % , f in = 1k hz r l = 4 w r l = 8 w - 2.4 1.5 - w thd+n total harmonic distortion pl u s noise f in =1 k hz r l = 4 w , p o = 1.4 w r l = 8 w, p o = 0.9 w - 0.07 0.05 - % crosstalk channel separation f in =1khz r l =4 w , po=200mw r l =8 w , po=130mw - - 110 - 110 - psrr power supply rejection ratio f in = 217 hz , v rr =0.2v rms , r l =8 w - - 75 - cmrr common mode rejection ratio f in = 1k hz , v in =0.2v rms. , r l =8 w - - 65 - s/n signal - to - no ise ratio f in =20~20khz w ith a - weighting filter r l = 4 w, p o = 1.4 w, r l = 8 w, p o = 0.9 w, - 100 100 - db v n noise output voltage f in =20~20khz ,w ith a - weighting filter r l =8 w - 22 - m vrms
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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 5 a p a 2 0 6 0 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 . ) apa2060 symbol parameter test condition s min. typ. max. unit headphone mode, a v = - 1.5v/v, c pf =c po =1 m f(x5r type) t start - up start - up time from shutdown c b =0.47 m f - 10 - ms r i input resistor 17 20 - k w a v closed - loop gain - 1.45 - 1.5 - 1.55 v/v v o s output offset voltage r l = 32 w - 1 5 mv thd +n =1% , f in =1 k hz r l = 16 w r l = 32 w 100 140 120 - p o output power thd +n =1 0 % , f in =1 k hz r l = 16 w r l = 32 w 150 180 160 - m w thd +n =1% , f in =1 k hz r l = 320 w, r l = 10k w, 1.8 2.0 2.1 - v o output swing voltage thd + n =1 0 % , f in =1 k hz r l = 320 w, r l = 10k w, - 2.45 2.6 - v thd+n total harmonic distortion pl u s noise f in =1 k hz r l = 16 w , p o = 125m w r l = 32 w, p o = 88m w r l = 320 w, v o = 1.5v r l = 10k w, v o = 1.6v - 0. 03 0. 02 0. 005 0. 004 - % crosstalk channel separation f in =1khz r l = 16 w , p o = 16m w r l = 32 w, p o = 12m w r l = 320 w, v o = 0.22v r l = 10k w, v o = 0.22v - - 82 - 82 - 77 - 77 - psrr power supply rejection ratio f in = 217 hz ,v rr =0.2v rms r l = 32 w , - - 80 - db s/n signal - to - noise ratio f in =20~20khz, w ith a - weighting filter r l = 16 w , p o = 125m w r l = 32 w, p o = 88m w r l = 320 w, v o = 1.5 v r l = 10k w, v o = 1.6v - 99 100 100 100 - db v n noise output voltage f in =20~20khz, w ith a - weighting filter r l = 32 w - 15 - m vrms ldo (low drop - out regulator) v dd supply voltage 4.9 5.0 5.5 v i o output current - - 120 ma v o output voltage i o =1ma 4.65 4. 75 4.85 v line regulation i o =1ma, v dd =5.0 v to 5.5v - 3 10 mv load regulation i o =1ma to 120ma - 0.06 0.2 mv/ma v drop dropout voltage i o =120ma 80 100 mv psrr power supply rejection ratio i o =1ma,f in = 120 hz ,v rr =0.2v rms - - 50 - db r dis discharge resis tor - 50 - k w refer to the typical application circuits. v dd =5v, hv dd =3.3v, gnd=0v, t a =25 o c (unless otherwise noted)
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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 6 a p a 2 0 6 0 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 . ) apa2060 symbol parameter test condition s min. typ. max. unit c harge pump , c pf =c po =1 m f(x5r type) f osc oscillator frequency - 450 - khz r eq e quivalent r esistance - 10 - w cv ss negative output voltage no load - 5.1 - 5 - 4.9 v r dis discharge resisto r - 5 - k w refer to the typical application circuits. v dd =5v, hv dd =3.3v, gnd=0v, t a =25 o c (unless otherwise noted)
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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 7 a p a 2 0 6 0 t y p i c a l o p e r a t i n g c h a r a c t e r i s t i c s ( t a = + 25 c, unless otherwise noted.) 0.01 10 0.1 1 10m 5 100m 1 t h d + n ( % ) output power (w) thd+n vs. output power v dd =4.5v v dd =5.0v v dd =5.5v r l =4 w f in =1khz c i =0.47 m f a v =10db bw<22khz amp mode 0.001 1 0.01 0.1 20 20k 100 1k 10k thd+n vs. frequency frequency (hz) v dd =5.0v r l =4 w c i =0.47 m f a v =10db bw<22khz amp mode t h d + n ( % ) p o =0.14w p o =0.7w p o =1.4w -140 +0 -120 -100 -80 -60 -40 -20 20 20k 100 1k 10k t t t t t t t t t crosstalk vs. frequency c r o s s t a l k ( d b ) frequency (hz) left to right right to left v dd =5.0v r l =4 w a v =10db c i =0.47 m f p o =200mw amp mode -100 +0 -90 -80 -70 -60 -50 -40 -30 -20 -10 20 20k 100 1k 10k cmrr vs. frequency 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 ) frequency (hz) v dd =5.0v r l =4 w a v =10db v in =0.2v pp c i =0.47 m f input short amp mode 0.01 10 0.1 1 10m 5 100m 1 t h d + n ( % ) output power (w) thd+n vs. output power v dd =4.5v v dd =5.0v v dd =5.5v r l =8 w f in =1khz c i =0.1 m f a v =10db bw<22khz amp mode 0.001 1 0.01 0.1 20 20k 100 1k 10k thd+n vs. frequency frequency (hz) t h d + n ( % ) v dd =5.0v r l =8 w a v =10db c i =0.47 m f bw<22khz amp mode p o =0.09w p o =0.45w p o =0.9w
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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 8 a p a 2 0 6 0 t y p i c a l o p e r a t i n g c h a r a c t e r i s t i c s ( c o n t . ) ( t a = + 25 c, unless otherwise noted.) -140 +0 -120 -100 -80 -60 -40 -20 20 20k 100 1k 10k t t t t t t t t crosstalk vs. frequency c r o s s t a l k ( d b ) frequency (hz) left to right right to left v dd =5.0v r l =8 w a v =10db c i =0.47 m f p o =130mw amp mode -100 +0 -90 -80 -70 -60 -50 -40 -30 -20 -10 20 20k 100 1k 10k cmrr vs. frequency 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 ) frequency (hz) v dd =5.0v r l =8 w a v =10db v in =0.2v pp c i =0.47 m f input short amp mode +140 +220 +160 +180 +200 +7 +11 +8 +9 +10 10 200k 100 1k 10k frequency response frequency (hz) g a i n ( d b ) p h a s e ( d e g ) v dd =5.0v r l =8 w a v =10db c i =0.47 m f amp mode gain phase +140 +220 +160 +180 +200 +18 +22 +19 +20 +21 10 200k 100 1k 10k frequency response frequency (hz) g a i n ( d b ) p h a s e ( d e g ) v dd =5.0v r l =8 w a v =21.6db c i =0.47 m f amp mode gain phase 20 20k 100 1k 10k output noise voltage vs. frequency o u t p u t n o i s e v o l t a g e ( v r m s ) frequency (hz) v dd =5.0v r l =8 w a v =10db c in =0.47 m f a-wighting amp mode left channel right channel 50 m 10 m 1 m -140 +0 -120 -100 -80 -60 -40 -20 20 20k 100 1k 10k crosstalk vs. frequency c r o s s t a l k ( d b ) frequency (hz) right(amp) to right(hp) v dd =5.0v hv dd =3.3v r l =4 w (amp) r l =10k w (hp) p o =200mw(amp) amp(active) mode hp mode left(amp) to right(hp) left(amp) to left(hp) right(amp) to left(hp)
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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 9 a p a 2 0 6 0 ( t a = + 25 c, unless otherwise noted.) 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 . ) 0.001 10 0.01 0.1 1 0 3 500m 1 1.5 2 2.5 t h d + n ( % ) output voltage (vrms) r l =10k w r l =32 w r l =16 w thd+n vs. output voltage v dd =5.0v hv dd =3.3v f in =1khz c i =1 m f bw<22khz in phase hp mode r l =320 w 0.01 10 0.1 1 10m 500m 100m t h d + n ( % ) output power (w) thd+n vs. output power in phase mono v dd =5.0v hv dd =3.3v r l =16 w f in =1khz c i =1 m f bw<22khz hp mode 0.001 1 0.01 0.1 20 20k 100 1k 10k thd+n vs. frequency frequency (hz) t h d + n ( % ) p o =13mw p o =63mw p o =125mw v dd =5.0v hv dd =3.3v r l =16 w c i =1 m f bw<22khz hp mode -140 +0 -120 -100 -80 -60 -40 -20 20 20k 100 1k 10k crosstalk vs. frequency c r o s s t a l k ( d b ) frequency (hz) v dd =5.0v hv dd =3.3v r l =16 w p o =16mw c i =1 m f hp mode left to right right to left 0.01 10 0.1 1 10m 300m 100m t h d + n ( % ) output power (mw) thd+n vs. output power mono in phase v dd =5.0v hv dd =3.3v r l =32 w f in =1khz c i =1 m f bw<22khz hp mode 0.001 1 0.01 0.1 20 20k 100 1k 10k thd+n vs. frequency frequency (hz) t h d + n ( % ) p o =9mw p o =44mw p o =88mw v dd =5.0v hv dd =3.3v r l =32 w c i =1 m f bw<22khz hp mode
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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 1 0 a p a 2 0 6 0 ( t a = + 25 c, unless otherwise noted.) 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 . ) -140 +0 -120 -100 -80 -60 -40 -20 20 20k 100 1k 10k crosstalk vs. frequency c r o s s t a l k ( d b ) frequency (hz) left to right right to left v dd =5.0v hv dd =3.3v r l =32 w p o =12mw c i =1 m f hp mode 20 20k 100 1k 10k output noise voltage vs. frequency o u t p u t n o i s e v o l t a g e ( v r m s ) frequency (hz) v dd =5.0v h dd =3.3v r l =32 w c i =1 m f a-weighting hp mode left channel right channel 50 m 10 m 1 m +140 +220 +160 +180 +200 +0 +4 +1 +2 +3 10 200k 100 1k 10k frequency response frequency (hz) g a i n ( d b ) p h a s e ( d e g ) gain phase v dd =5.0v hv dd =3.3v r l =32 w c i =1 m f hp mode -140 +0 -120 -100 -80 -60 -40 -20 20 20k 100 1k 10k t t crosstalk vs. frequency c r o s s t a l k ( d b ) frequency (hz) v dd =5.0v hv dd =3.3v r l =8 w (amp) r l =16 w (hp) p o =16mw(hp) amp mode hp(active) mode right(hp) to left(amp) left(hp) to right(amp) right(hp) to right(amp) left(hp) to left(amp) 0.001 1 0.01 0.1 20 20k 100 1k 10k thd+n vs. frequency frequency (hz) t h d + n ( % ) v o =0.15v v o =1.5v v o =0.75v v dd =5.0v hv dd =3.3v r l =320 w c i =1 m f bw<22khz hp mode -140 +0 -120 -100 -80 -60 -40 -20 20 20k 100 1k 10k crosstalk vs. frequency c r o s s t a l k ( d b ) frequency (hz) left to right right to left v dd =5.0v hv dd =3.3v r l =320 w v o =0.22v rms c i =1 m f hp mode
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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 1 1 a p a 2 0 6 0 ( t a = + 25 c, unless otherwise noted.) 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 . ) 0.001 1 0.01 0.1 20 20k 100 1k 10k thd+n vs. frequency frequency (hz) t h d + n ( % ) v o =0.16v v o =1.6v v o =0.8v v dd =5.0v hv dd =3.3v r l =10k w c i =1 m f bw<22khz hp mode crosstalk vs. frequency -140 +0 -120 -100 -80 -60 -40 -20 20 20k 100 1k 10k c r o s s t a l k ( d b ) frequency (hz) left to right right to left v dd =5.0v hv dd =3.3v r l =10k w v o =0.22v rms c i =1 m f hp mode 20 20k 100 1k 10k output noise voltage vs. frequency o u t p u t n o i s e v o l t a g e ( v r m s ) frequency (hz) left channel right channel v dd =5.0v h dd =3.3v r l =10k w c i =1 m f a-weighting hp mode 50 m 10 m 1 m +140 +220 +160 +180 +200 +0 +4 +1 +2 +3 10 200k 100 1k 10k frequency response frequency (hz) g a i n ( d b ) p h a s e ( d e g ) v dd =5.0v hv dd =3.3v r l =10k w c i =0.47 m f hp mode gain phase -120 -10 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 20 20k 100 1k 10k amp attenuation vs. frequency frequency (hz) a m p a t t e n u a t i o n ( d b ) v dd =5.0v r l =8 w a v =10db c i =0.47 m f v o =2v rms (amp enable) amp mode (disable) left channel right channel -120 +0 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 20 20k 100 1k 10k hp attenuation vs. frequency frequency (hz) h p a t t e n u a t i o n ( d b ) v dd =5.0v hv dd =3.3v r l =32 w c i =1 m f v o =1v rms (hp enable) hp mode (disable) left channel right channel
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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 1 2 a p a 2 0 6 0 ( t a = + 25 c, unless otherwise noted.) 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 . ) -120 +0 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 20 20k 100 1k 10k hp attenuation vs. frequency frequency (hz) a m p a t t e n u a t i o n ( d b ) v dd =5.0v hv dd =3.3v r l =10k w c i =1 m f v o =1v rms (hp enable) hp mode (disable) left channel right channel -120 -20 -110 -100 -90 -80 -70 -60 -50 -40 -30 20 20k 100 1k 10k t t t frequency (hz) v dd =5.0v r l =8 w a v =10db c i =0.47 m f v rr =0.2v rms amp mode psrr vs. frequency p o w e r s u p p l y r e j e c t i o n r a t i o ( d b ) v rr :ripple voltage on v dd -120 -20 -110 -100 -90 -80 -70 -60 -50 -40 -30 20 20k 100 1k 10k t t t t t t t t t t t frequency (hz) psrr vs. frequency p o w e r s u p p l y r e j e c t i o n r a t i o ( d b ) vrr:ripple voltage on hv dd v dd =5.0v hv dd =3.3v r l =32 w c i =1 m f v rr =0.2v rms hp mode -120 -20 -110 -100 -90 -80 -70 -60 -50 -40 -30 20 20k 100 1k 10k t t t t t t t t t t t p o w e r s u p p l y r e j e c t i o n r a t i o ( d b ) v dd =5.0v hv dd =3.3v r l =10k w c i =1 m f v rr =0.2v rms hp mode v rr :ripple voltage on hv dd psrr vs. frequency frequency (hz) -80 +0 -70 -60 -50 -40 -30 -20 -10 20 20k 100 1k 10k frequency (hz) psrr vs. frequency p o w e r s u p p l y r e j e c t i o n r a t i o ( d b ) v dd =5.0v i o =10ma v rr =0.2v rms ldo mode v rr :ripple voltage on v dd i o =60ma i o =120ma i o =10ma ldo output voltage vs. supply voltage supply voltage (volt) o u t p u t v o l t a g e ( v o l t ) 4.70 4.71 4.73 4.74 4.75 4.76 4.78 4.79 4.80 5 5.1 5.2 5.3 5.4 5.5 ldo mode
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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 1 3 a p a 2 0 6 0 ( t a = + 25 c, unless otherwise noted.) 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 . ) 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 power dissipation vs. output power p o w e r d i s s i p a t i o n ( w ) output power (w) r l =4 w f in =1khz mono amp mode v dd =4.5v v dd =5.0v v dd =5.5v 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 0.0 0.5 1.0 1.5 2.0 output power (w) p o w e r d i s s i p a t i o n ( w ) v dd =4.5v v dd =5.0v v dd =5.5v r l =8 w f in =1khz mono amp mode power dissipation vs. output power 0 50 100 150 200 250 300 0 25 50 75 100 125 150 175 200 power dissipation vs. output power p o w e r d i s s i p a t i o n ( m w ) output power (mw) v dd =5.0v hv dd =3.3v f in =1khz mono hp mode r l =32 w r l =16 w output power vs. supply voltage 0.8 1.0 1.2 1.4 1.6 1.8 2.0 4.5 4.6 4.7 4.8 4.9 5.0 5.1 5.2 5.3 5.4 5.5 o u t p u t p o w e r ( w ) supply voltage (v) thd+n=10% thd+n=1% r l =8 w a v =10db f in =1khz mono amp mode supply current vs. output power 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.0 0.5 1.0 1.5 2.0 2.5 3.0 output power (w) s u p p l y c u r r e n t ( a ) r l =4 w a v =10db f in =1khz mono amp mode v dd =4.5v v dd =5.0v v dd =5.5v output power vs. supply voltage 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0 4.5 4.6 4.7 4.8 4.9 5.0 5.1 5.2 5.3 5.4 5.5 o u t p u t p o w e r ( w ) supply voltage (v) r l =4 w a v =10db f in =1khz mono amp mode thd+n=10% thd+n=1%
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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 1 4 a p a 2 0 6 0 ( t a = + 25 c, unless otherwise noted.) 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 . ) 0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.0 0.5 1.0 1.5 2.0 v dd =4.5v v dd =5.0v v dd =5.5v 0.50 supply current vs. output power s u p p l y c u r r e n t ( a ) output power (w) r l =8 w a v =10db f in =1khz mono amp mode 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 4 8 12 16 20 24 28 32 output power vs. load resistance o u t p u t p o w e r ( w ) load resistance ( w ) thd+n=10% thd+n=1% v dd =5.0v a v =10db f in =1khz mono amp mode 0 50 100 150 200 250 10 100 1000 output power vs. load resistance o u t p u t p o w e r ( w ) load resistance ( w ) thd+n=10% thd+n=1% v dd =5.0v hv dd =3.3v f in =1khz mono hp mode 4 5 6 7 8 9 10 11 4.5 4.6 4.7 4.8 4.9 5.0 5.1 5.2 5.3 5.4 5.5 supply current (i v dd ) vs. supply voltage ( v dd ) s u p p l y c u r r e n t ( m a ) supply voltage( v ) hv dd =3.3v no load amp,hp enable (i hv dd =2.2ma) amp enable (i hv dd =0.1ma) hp enable (i hv dd =2.2ma) 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.3 3.4 3.5 3.6 supply voltage( v ) s u p p l y c u r r e n t ( m a ) supply current (i h v dd ) vs. supply voltage ( hv dd ) v dd =5.0v no load amp,hp enable (i v dd =9.3ma) amp enable (i v dd =4.9ma) hp enable (i v dd =5.0ma)
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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 1 5 a p a 2 0 6 0 o p e r a t i n g w a v e f o r m s power on ch1: v dd , 2v/div, dc ch2: v rout , 20mv/div, dc time: 5 ms/div ch3: v hp_ro , 20mv/div, dc 1 2 3 v dd v rout v hp_ro power off ch2: v rout , 20mv/div, dc time: 20 ms/div ch3: v hp_ro , 20mv/div, dc ch1: v dd , 2v/div, dc 1 2 3 v dd v hp_ro v rout speaker enable 1 2 ch2: v outp , 1v/div, ac time: 5 ms/div ch1: v amp_en , 2v/div, dc v amp_en v outp speaker disable 1 2 time: 1 ms/div ch1: v amp_en , 2v/div, dc ch2: v outp , 1v/div, ac v outp v amp_en
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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 1 6 a p a 2 0 6 0 o p e r a t i n g w a v e f o r m s ( c o n t . ) headphone enable 1 2 time: 5 ms/div ch1: v hp_en , 2v/div, dc ch2: v hp_lo , 1v/div, ac v hp_ro v hp_en headphone disable 1 2 time: 1 ms/div ch1: v hp_en , 2v/div, dc ch2: v hp_lo , 1v/div, ac v hp_en v hp_ro ldo power on 1 2 v ldout v dd time: 10m s/div ch1: v dd , 2v/div, dc ch2: v ldout , 2v/div, dc i o =120ma ldo power off 1 2 v ldout v dd time: 20 ms/div ch1: v dd , 2v/div, dc ch2: v ldout , 2v/div, dc i o =120ma
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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 1 7 a p a 2 0 6 0 o p e r a t i n g w a v e f o r m s ( c o n t . ) 1 2 v dd v ldout l d o l i n e t r a n s i e n t time: 200 m s/div ch1: v dd , 200mv/div, dc ch2: v ldout , 5mv/div, dc v dd offset = 5.0v v ldout offset = 4.75v time: 200 m s/div ch1: i ldout , 50ma/div, dc ch2: v ldout , 5mv/div, dc v ldout offset = 4.75v ldo load transient 1 2 v ldout i ldout ldo enable 1 2 v ldout v ldo_en time: 200 m s/div ch1: v ldo_en , 2v/div, dc ch2: v ldout , 2v/div, dc i o =120ma time: 1m s/div ch1: v ldo_en , 2v/div, dc ch2: v ldout , 2v/div, dc i o =120ma ldo disable 1 2 v ldo_en v ldout
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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 1 8 a p a 2 0 6 0 o p e r a t i n g w a v e f o r m s ( c o n t . ) g s m p o w e r s u p p l y r e j e c t i o n v s . t i m e g s m p o w e r s u p p l y r e j e c t i o n v s . f r e q u e n c y g s m p o w e r s u p p l y r e j e c t i o n v s . f r e q u e n c y +0 -100 -50 -150 -100 -50 0 2k 400 800 1.2k 1.6k -150 +0 frequency (hz) s u p p l y v o l t a g e ( d b v ) a m p o u t p u t v o l t a g e ( d b v ) -150 +0 -100 -50 0 2k 400 800 1.2k 1.6k -150 +0 -100 -50 s u p p l y v o l t a g e ( d b v ) h p o u t p u t v o l t a g e ( d b v ) frequency (hz) 1 2 3 ch1: v dd , 500mv/div, dc ch2: v rout , 20mv / div, dc time: 2 ms/div v dd offset = 5.0v ch3: v hp_ro , 20mv / div, dc v dd v rout v hp_ro
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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 1 9 a p a 2 0 6 0 p i n d e s c r i p t i o n pin no. name i/o/p f unction 1 rinn_a i t he inverting input pin of right channel power amplifier . 2 rinp_a i t he non - inverting input pin of right channel power amplifier . 3 linp_a i t he non - inverting input pin of left channel power amplifier . 4 lin n_a i t he inverting input pin of left channel power amplifier . 5,21 pgnd p power amplifier ? s ground. 6 loutp o the positive output pin of left channel power amplifier. 7 loutn o the negative output pin of left channel power amplifier. 8,18 pvdd p powe r amplifier ? s supply voltage pin, connect this pin to vdd. 9 nc - no connection. 10 cpp i/o charge pump flying capacitor positive connection . 11 cgnd p charge pump ? s ground. 12 cpn i/o charge pump flying capacitor negative connection . 13 cvss o charge pump output pin , connect this pin to the h vss . 14 hvss p headphone driver ? s negative supply voltage pin, connect this pin to cvss. 15 hp_ro o the output pin of right channel headphone driver. 16 hp_lo o the output pin of left channel headphone driver. 17 hvdd p headphone driver ? s posi tive supply voltage pin. 19 routn o the negative output pin of right channel power amplifier. 20 routp o the positive output pin of righ t channel power amplifier. 22 hp_en i headphone drivers enable input pin; high=en able. 23 amp_en i power amplifiers enable input pin; low=enable. 24 bias p bias voltage for power amplifiers. 25 ldo_en i ldo (low drop - out regulator) enables input pin; high=enable. 26 rin_h i the input pin of right channel headphone driver. 27 li n_h i the input pin of left channel headphone driver. 28 gnd p c ontrol block ? s ground, connect this pin to cgnd and pgnd. 29 ldout o ldo (low drop - out regulator) ? s output pin. 30 vdd p c ontrol block and ldo supply voltage pin, connect this pin to pvdd. 31 gain0 i control pin for internal gain setting, msb, bit 1. 32 gain1 i control pin for internal gain setting, lsb, bit 0.
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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 2 0 a p a 2 0 6 0 b l o c k d i a g r a m loutp linp_a linn_a rinp_a rinn_a gain control gain0 loutn routn routp control gain1 + + - - charge pump ldo lin_h rin_h hp_lo hp_ro amp_en hp_en ldo_en bias vdd cpp cpn cgnd cvss ldout pvdd pgnd hvdd hvss gnd pvdd vdd 120/240k w 30k w 20k 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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 2 1 a p a 2 0 6 0 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 differential input mode single-ended input mode n o t e * ?g i f u s i n g m l c c t y p e c a p a c i t o r f o r l o w f r e q u e n c y p e r f o r m a n c e , 3 . 3 m f i s r e c o m m e n d e d . r i n n _ a 1 r i n p _ a 2 l i n p _ a 3 l i n n _ a 4 p g n d 5 l o u t p 6 l o u t n 7 p v d d 8 2 5 l d o _ e n 2 6 r i n _ h 2 7 l i n _ h 2 8 g n d 2 9 l d o u t 3 0 v d d 3 1 g a i n 0 3 2 g a i n 1 h p _ l o 1 6 h p _ r o 1 5 h v s s 1 4 c v s s 1 3 c p n 1 2 c g n d 1 1 c p p 1 0 1 7 h v d d 1 8 p v d d 1 9 r o u t n 2 0 r o u t p 2 1 p g n d 2 2 h p _ e n 2 3 a m p _ e n 2 4 b i a s v dd 0.1 m f 10 m f 2.2 m f 1 m f 1 m f ring h e a d p h o n e j a c k sleeve tip hv dd v dd gnd headphone driver enable power amplifier enable gnd gnd regulator enable 0.47 m f 0.47 m f 0.47 m f 0.47 m f 0.47 m f right channel input signal (amplifier) left channel input signal (amplifier) gain control (amplifier) 1 m f gnd v dd 0.1 m f 2.2 m f 1 m f 1 m f headphone driver input signals apa 2 060 c i1 c i2 c i3 c i4 c i5 * c i6 * c b c s1 c s2 c s4 c pf c po c s 3 c o1 c o2 regulator output gnd gnd c s5 0.1 m f gnd gnd v ss n c 9 r i n n _ a 1 r i n p _ a 2 l i n p _ a 3 l i n n _ a 4 p g n d 5 l o u t p 6 l o u t n 7 p v d d 8 2 5 l d o _ e n 2 6 r i n _ h 2 7 l i n _ h 2 8 g n d 2 9 l d o u t 3 0 v d d 3 1 g a i n 0 3 2 g a i n 1 h p _ l o 1 6 h p _ r o 1 5 h v s s 1 4 c v s s 1 3 c p n 1 2 c g n d 1 1 c p p 1 0 n c 9 1 7 h v d d 1 8 p v d d 1 9 r o u t n 2 0 r o u t p 2 1 p g n d 2 2 h p _ e n 2 3 a m p _ e n 2 4 b i a s v dd 0.1 m f 10 m f 2.2 m f 1 m f 1 m f ring h e a d p h o n e j a c k sleeve tip hv dd v dd gnd headphone driver enable power amplifier enable gnd gnd regulator enable 0.47 m f 0.47 m f 0.47 m f 0.47 m f 0.47 m f right channel input signal (amplifier) left channel input signal (amplifier) gain control (amplifier) 1 m f gnd v dd 0.1 m f 2.2 m f 1 m f 1 m f headphone driver input signals apa 2 060 c i1 c i2 c i3 c i4 c i5 * c i6 * c b c s1 c s2 c s4 c pf c po c s 3 c o1 c o2 regulator output gnd gnd c s5 0.1 m f v ss
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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 2 2 a p a 2 0 6 0 gain0 gain1 a v (db) ri (k w ) rf (k w ) 0 0 6 60 120 0 1 10 76 240 1 0 15.6 40 240 1 1 21.6 20 240 f u n c t i o n d e s c r i p t i o n f i g u r e 1 : t h e c a p - f r e e h e a d p h o n e d r i v e r ? s o p e r a t i o n f u l l y d i f f e r e n t i a l a m p l i f i e r g a i n s e t t i n g f u n c t i o n h e a d p h o n e m o d e o p e r a t i o n t h e r m a l p r o t e c t i o n o v e r - c u r r e n t p r o t e c t i o n ( o c p ) t h e a p a 2 0 6 0 ? s p o w e r a m p l i f i e r i s a f u l l y d i f f e r e n t i a l a m - p l i f i e r w i t h d i f f e r e n t i a l i n p u t s a n d o u t p u t s . t h e f u l l y d i f f e r - e n t i a l a m p l i f i e r h a s s o m e a d v a n t a g e s v e r s u s t r a d i t i o n a l a m p l i f i e r . f i r s t l y , d o n ? t n e e d t h e i n p u t c o u p l i n g c a p a c i t o r s b e c a u s e t h e c o m m o n - m o d e f e e d b a c k w i l l c o m p e n s a t e t h e i n p u t b i a s . t h e i n p u t s c a n b e b i a s e d f r o m 0 . 5 v t o v d d - 0 . 5 v , a n d t h e o u t p u t s a r e s t i l l b i a s e d a t m i d - s u p p l y v o l t - a g e o f t h e p o w e r a m p l i f i e r . i f t h e i n p u t s a r e b i a s e d o u t o f t h e i n p u t r a n g e , t h e c o u p l i n g c a p a c i t o r s a r e r e q u i r e d . s e c o n d l y , t h e f u l l y d i f f e r e n t i a l a m p l i f i e r h a s o u t s t a n d i n g i m m u n i t y a g a i n s t s u p p l y v o l t a g e r i p p l e ( 2 1 7 h z ) c a u s e d b y g s m r f t r a n s m i t t e r s s i g n a l , w h i c h i s b e t t e r t h a n t h e t y p i c a l a u d i o a m p l i f i e r . f o r t h e c o n v e n i e n t u s e s , t h e a p a 2 0 6 0 ? s p o w e r a m p l i f i e r s p r o v i d e f o u r g a i n s e t t i n g o p t i o n s b y g a i n 0 a n d g a i n 1 p i n s . t h e c a p - f r e e h e a d p h o n e d r i v e r s u s e a c h a r g e p u m p t o i n v e r t t h e p o s i t i v e p o w e r s u p p l y ( v d d ) t o n e g a t i v e p o w e r s u p p l y ( v s s ) ( s e e f i g u r e 1 ) . t h e h e a d p h o n e a m p l i f i e r s o p e r a t e a t t h i s b i p o l a r p o w e r s u p p l y , a n d t h e o u t p u t s r e f - e r e n c e r e f e r s t o t h e g r o u n d . t h i s f e a t u r e e l i m i n a t e s t h e o u t p u t c a p a c i t o r t h a t u s i n g i n c o n v e n t i o n a l s i n g l e - e n d e d h e a d p h o n e a m p l i f i e r s . i n a d d i t i o n , t h e p o w e r s u p p l y r a i l f o r c a p - f r e e h e a d p h o n e d r i v e r s h a s a l m o s t 1 . 5 x c o m - p a r e t o t h e s i n g l e p o w e r s u p p l y r a i l h e a d p h o n e d r i v e r s . t h e t h e r m a l p r o t e c t i o n c i r c u i t l i m i t s t h e j u n c t i o n t e m p e r a - t u r e o f t h e a p a 2 0 6 0 . w h e n t h e j u n c t i o n t e m p e r a t u r e e x - c e e d s t j = + 1 5 0 o c , a t h e r m a l s e n s o r t u r n s o f f t h e a m p l i f i e r , a l l o w i n g t h e d e v i c e s t o c o o l . t h e t h e r m a l s e n s o r a l l o w s t h e a m p l i f i e r t o s t a r t - u p a f t e r t h e j u n c t i o n t e m p e r a t u r e d o w n a b o u t 1 2 5 o c . t h e t h e r m a l p r o t e c t i o n i s d e s i g n e d w i t h a 2 5 o c h y s t e r e s i s t o l o w e r t h e a v e r a g e t j d u r i n g c o n t i n u o u s t h e r m a l o v e r l o a d c o n d i t i o n s , i n c r e a s i n g l i f e - t i m e o f t h e i c s . t h e p o w e r a m p l i f i e r m o n i t o r s t h e o u t p u t b u f f e r s ? c u r r e n t . w h e n t h e o v e r c u r r e n t o c c u r s , t h e o u t p u t b u f f e r s ? c u r r e n t w i l l b e r e d u c e d a n d l i m i t e d t o a f o l d - b a c k c u r r e n t l e v e l . t h e p o w e r a m p l i f i e r w i l l g o b a c k t o n o r m a l o p e r a t i o n u n t i l t h e o v e r - c u r r e n t c u r r e n t s i t u a t i o n h a s b e e n r e m o v e d . i n a d d i t i o n , i f t h e o v e r - c u r r e n t p e r i o d i s l o n g e n o u g h a n d t h e i c ? s j u n c t i o n t e m p e r a t u r e r e a c h e s t h e t h e r m a l p r o t e c t i o n t h r e s h o l d , t h e i c e n t e r s t h e r m a l p r o t e c t i o n m o d e . t h e l d o r e g u l a t o r p r o v i d e s a c u r r e n t - l i m i t c i r c u i t r y , w h i c h m o n i t o r s a n d c o n t r o l s p - c h a n n e l m o s ? s g a t e v o l t a g e , l i m i t i n g t h e o u t p u t c u r r e n t t o 0 . 4 a . f o r r e l i a b l e o p e r a t i o n , t h e d e v i c e s h o u l d n o t b e o p e r a t e d i n c u r r e n t - l i m i t f o r e x t e n d e d p e r i o d . w h e n t h e o u t p u t v o l t a g e d r o p s b e l o w 0 . 6 v , w h i c h i s c a u s e d b y t h e o v e r l o a d o r s h o r t c i r c u i t , t h e i n t e r n a l s h o r t c i r c u i t c u r r e n t - l i m i t c i r c u i t r y l i m - i t s t h e o u t p u t c u r r e n t d o w n t o 2 5 0 m a . t h e s h o r t c i r c u i t c u r r e n t - l i m i t i s u s e d t o r e d u c e t h e p o w e r d i s s i p a t i o n d u r - i n g s h o r t c i r c u i t c o n d i t i o n . t h e s h o r t c i r c u i t c u r r e n t - l i m i t h a s a b l a n k i n g t i m e f e a t u r e a f t e r t h e u n d e r - v o l t a g e l o c k - o u t t h r e s h o l d i s r e a c h e d , t h e r e f o r e , i t w i l l a v o i d t h e o u t p u t c a u s i n g s h o r t c i r c u i t c u r r e n t - l i m i t p r o t e c t i o n d u r i n g s t a r t - u p ; t h e b l a n k i n g t i m e i s a b o u t 6 0 0 m s . gnd v out hv dd v ss gnd v out conventional headphone d river cap-free headphone driver hv dd hv dd /2
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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 2 3 a p a 2 0 6 0 f u n c t i o n d e s c r i p t i o n ( c o n t . ) o v e r - c u r r e n t p r o t e c t i o n ( o c p ) ( c o n t . ) enable mode t h e c h a r g e p u m p m o n i t o r s t h e o u t p u t v o l t a g e ( v s s ) . i n a d d i t i o n , i t h a s a n o v e r - v o l t a g e p r o t e c t i o n t o a v o i d o v e r c u r r e n t o c c u r i n g o n h e a d p h o n e d r i v e r ? s o u t p u t . w h e n t h e o u t p u t v o l t a g e ( v s s ) i s g r e a t e r t h a n - 2 v , t h e c h a r g e p u m p w i l l t u r n o f f t h e c h a r g e p u m p ? s o u t p u t . t h e c h a r g e p u m p ? s o u t p u t w i l l t u r n o n a g a i n i f t h e s i t u a t i o n h a s b e e n r e m o v e d . t y p i c a l u n d e r - v o l t a g e p r o t e c t i o n t h r e s h o l d i s - 2 v w i t h 0 . 5 v h y s t e r e s i s . low drop-out (ldo) regulator the ldo regulator?s output provides maximum 120ma drive capacity for external audio codec. a 2.2 m f decoupling capacitor with 0.1 m f capacitor (filtering the high frequency noise) is recommended at ldo regulator?s output. the ldo regulator has built-in under-voltage lockout circuits to keep the output shuting off until internal circuitry is op- erating properly. the under-voltage lockout function ini- tiates a soft-start process after input voltage exceeds its rising under-voltage lockout threshold during power on. the internal soft-start circuit controls the rise rate of the output voltage and limits the current surge during start- up. approximate 20 m s delay time after the vdd is over the under-voltage lockout threshold; the ldo regulator?s out- put voltage starts the soft-start. the typical soft-start inter- val is about 130 m s and the under-voltage lockout thresh- old is 2.5v with 0.15v hysteresis. t h e a p a 2 0 6 0 p r o v i d e s t h e i n d e p e n d e n t e n a b l e c o n t r o l f u n c t i o n s a n d a l l o w s u s e r d i s a b l e a n y m a i n c i r c u i t b l o c k s w h e n n o t i n u s e , a n d t h e s e c a n s a v e t h e p o w e r c o n s u m p t i o n . in addition, if either the power amplifier or the headphone driver is disabled, the released time will happen immediately when enable the power amplifier or the headphone driver. however, if both the power ampli- fier and the headphone driver are disabled at the same time, the released time will be the t start-up time when enable one of them. d i s a b l e a l l b l o c k s ( v a m p _ e n = 5 v , v h p _ e n = v l d o _ e n = 0 v ) , t h e a p a 2 0 6 0 e n t e r s t h e s h u t d o w n m o d e , a n d o n l y c o n s u m p t i o n 5 m a ( m a x . ) a t v d d s u p p l y c u r r e n t a n d 2 m a ( m a x . ) a t h v d d s u p p l y c u r r e 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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 2 4 a p a 2 0 6 0 device type requirement value apa2060 typical performance full scale output voltage 3 0.707v rms 2.3v rms thd+n - 65dbfs 20hz ~ 20 k hz - 70db 20hz ~ 20 khz line output cross - talk - 50db , 20hz ~ 15 k hz - 70db 20hz ~ 20 khz analog line output jack (r l =10k w ) noise le vel during system activity - 80dbfs a - weight ing - 100dbfs a - weight ing full scale output voltage 3 0.707v rms 2.3v rms thd+n - 65dbfs 10 0hz ~ 20 k hz - 78db 10 0hz ~ 20 khz headphone output cross - talk - 50 db 10 0hz ~ 15 k hz - 7 5 db 10 0hz ~ 15 k hz analog headphone output jack (r l =320 w ) noise level during system activity - 80dbfs a - weight ing - 100dbfs a - weight ing full scale output voltage 3 0.3v rms 2.0v rms thd+n - 4 5dbfs 10 0hz ~ 20 k hz - 68db 10 0hz ~ 20 khz headphone output cross - ta lk - 50db 10 0hz ~ 15 k hz - 70 db 10 0hz ~ 15 k hz analog headphone output jack (r l =32 w ) noise level during system activity - 80dbfs a - weight ing - 100dbfs a - weight ing a p p l i c a t i o n i n f o r m a t i o n i n p u t c a p a c i t o r ( c i ) i i ) c(highpass c r 2 1 f p = (1) c i i f r 2 1 c p = (2) 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 : t h e v a l u e o f c i m u s t b e c o n s i d e r e d c a r e f u l l y b e c a u s e 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 . t h e e q u a t i o n i s r e c o n f i g u r e d a s b e l o w : c o n s i d e r t h e v a r i a t i o n o f i n p u t r e s i s t a n c e ( r i ) , t h e v a l u e o f c i i s 0 . 2 m f . t h e r e f o r e , a v a l u e i n t h e r a n g e f r o m 0 . 2 2 m f t o 1 . 0 m f w o u l d b e c h o s e n . 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 . w i n d o w s v i s t a t m p r e m i u m m o b i l e r e q u i r e m e n t 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 - p o w e r s u p p l y d e c o u p l i n g c a p a c i t o r , c s t h e a p a 2 0 6 0 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 ) t o b e 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 , ( 0 . 1 m f t y p i c a l l y ) 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 . 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 s h o u l d f a c e t h e a m p l i f i e r s ? i n p u t s i n m o s t a p p l i c a t i o n s b e c a u s e t h e d c l e v e l o f t h e a m p l i f i e r s ? i n - p u t s a r e h e l d a t v d d / 2 . 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 .
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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 2 5 a p a 2 0 6 0 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 . ) c h a r g e p u m p o u t p u t c a p a c i t o r ( c p o ) 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 n 5 x 5 - 3 2 l a n d p a t t e r n r e c o m m e n d a t i o n t h e o u t p u t c a p a c i t o r ? s v a l u e a f f e c t s t h e p o w e r r i p p l e d i - r e c t l y a t v s s . i n c r e a s i n g t h e v a l u e o f o u t p u t c a p a c i t o r w i l l r e d u c e t h e p o w e r r i p p l e . t h e e s r o f o u t p u t c a p a c i t o r a f - f e c t s t h e l o a d t r a n s i e n t o f v s s . l o w e s r a n d g r e a t e r t h a n 1 m f c e r a m i c c a p a c i t o r ( x 5 r t y p e i s r e c o m m e n d e d ) i s r e c o m m e n d a t i o n . c h a r g e p u m p f l y i n g c a p a c i t o r ( c p f ) t h e f l y i n g c a p a c i t o r a f f e c t s t h e l o a d t r a n s i e n t o f t h e c h a r g e p u m p . i f t h e c a p a c i t o r ? s v a l u e i s t o o s m a l l , i t w i l l d e g r a d e t h e c h a r g e p u m p ? s c u r r e n t d r i v e r c a p a b i l i t y a n d t h e p e r - f o r m a n c e o f h e a d p h o n e a m p l i f i e r . i n c r e a s i n g t h e f l y i n g c a p a c i t o r ? s v a l u e w i l l i m p r o v e t h e l o a d t r a n s i e n t o f c h a r g e p u m p . r e c o m m e n d u s i n g t h e l o w e s r c e r a m i c c a p a c i - t o r s ( x 5 r t y p e i s r e c o m m e n d e d ) a b o v e 1 m f . 1 . a l l c o m p o n e n t s s h o u l d b e p l a c e d c l o s e t o t h e a p a 2 0 6 0 . f o r e x a m p l e , t h e i n p u t c a p a c i t o r ( c i ) s h o u l d b e c l o s e t o a p a 2 0 6 0 ? s i n p u t p i n s t o a v o i d c a u s i n g n o i s e c o u p l i n g t o a p a 2 0 6 0 ? s h i g h i m p e d a n c e i n p u t s ; t h e d e c o u p l i n g c a p a c i t o r ( c s ) s h o u l d b e p l a c e d b y t h e a p a 2 0 6 0 ? s p o w e r p i n t o d e c o u p l e t h e p o w e r r a i l n o i s e . 2 . t h e o u t p u t t r a c e s s h o u l d b e s h o r t , w i d e ( > 5 0 m i l ) , a n d s y m m e t r i c . 3.6mm 0.5mm 0.25mm 3 . 6 m m 4 . 1 m m thermalvia diameter 0.3mm x 9 ground plane for thermalp ad solder mask to prevent short circuit 1.15mm 3 . t h e i n p u t t r a c e s h o u l d b e s h o r t a n d s y m m e t r i c . 4 . t h e p o w e r t r a c e w i d t h s h o u l d g r e a t e r t h a n 5 0 m i l . 5 . t h e t q f n 5 x 5 - 3 2 t h e r m a l p a d s h o u l d b e s o l d e r e d o n p c b , a n d t h e g r o u n d p l a n e n e e d s s o l d e d m a s k ( t o a v o i d s h o r t c i r c u i t ) e x c e p t t h e t h e r m a l p a d a r e 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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 2 6 a p a 2 0 6 0 p a c k a g e i n f o r m a t i o n t q f n 5 x 5 - 3 2 d e a b a1 a3 d2 e 2 pin 1 corner e l k 0.70 0.138 0.028 0.002 0.50 bsc 0.020 bsc 0.20 0.008 k 4.90 5.10 0.193 0.201 4.90 5.10 0.193 0.201 s y m b o l min. max. 0.80 0.00 0.18 0.30 3.10 3.50 0.05 3.10 a a1 b d d2 e e2 e l millimeters a3 0.20 ref 0.35 0.45 3.50 0.008 ref min. max. inches 0.031 0.000 0.007 0.012 0.122 0.138 0.122 0.014 0.018 tqfn5x5-32
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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 2 7 a p a 2 0 6 0 application a h t1 c d d w e1 f 330.0 ? 2.00 50 min. 12.4+2.00 - 0.00 13.0+0.50 - 0.20 1.5 min. 20.2 min. 12.0 ? 0.30 1.75 ? 0.10 5.5 ? 0.10 p 0 p1 p 2 d 0 d1 t a 0 b 0 k 0 tqfn5x5 - 32 4.0 ? 0.10 8.0 ? 0.10 2.0 ? 0.10 1.5+0.10 - 0.00 1.5 min. 0.6+0.00 - 0.40 5.30 ? 0.20 5.30 ? 0.20 1.30 ? 0.20 (mm) 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 tqfn5x5 - 32 tape & reel 2500 d e v i c e s p e r u n i t 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
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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 2 8 a p a 2 0 6 0 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 n 5 x 5 - 3 2 c l a s s i f i c a t i o n p r o f i l e user direction of feed
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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 2 9 a p a 2 0 6 0 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 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 @ t j =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, a1 15 vmm ? 200v latch - up jesd 78 10ms, 1 tr ? 100ma
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 . 3 - m a r . , 2 0 1 0 w w w . a n p e c . c o m . t w 3 0 a p a 2 0 6 0 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

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