technical data ILA7053N 2 x 1 w portable/mains-fed stereo power amplifier n su ff i x pl a s t i c d i 1 16 ordering information il a7053n plastic dip t a = t o 150 c the ILA7053N i s an i n t e grat ed cl ass-b st ereo power am pl i f i e r i n a 16-l ead dual - i n -l i n e (dil) pl ast i c package. the devi ce, consi s t i ng of t w o b tl am pl i f i e rs, i s pri m ari l y devel oped for port a bl e audi o appl i cat i ons but m a y al so be used i n m a i n s-fed appl i cat i ons. no external com ponents ? ? ? ? ? no switch-on/off clicks good overall stability low power consum ption short-circuit-proof quick reference data p a r a m e t e r c o n d i t i o n s s y m b o l m i n . max . u n i t suppl y vol t a ge range v p 3 1 8 v total quiescent current r l = i tot - 1 6 m a out put power r l = 8 ? , v p = 6 v, thd = 10% p o - 1 w in tern al v o ltag e g a in r l = 8 ? , v p = 6 v g v 3 8 4 0 db tot a l harm oni c di st ort i on p o = 0.1 w , r l = 8 ? , v p = 6 v t h d - 1 . 0 % pinning pin s y m b o l d e s c r i p t i o n p i n s y m b o l d e s c r i p t i o n 01 sgnd1 signal ground 1 09 out2a output 2 (positive) 02 in1 i nput 1 10 gnd2 power ground 2 03 n.c. not connect ed 11 n.c. not connect ed 04 n.c. not connect ed 12 out2b out put 2 (negat i v e) 0 5 v p suppl y vol t a ge 13 out1b out put 1 (negat i v e) 06 in2 i nput 2 14 gnd1 power ground 1 07 sgnd2 si gnal ground 2 15 n.c. not connect ed 0 8 n . c. n o t co n n ected 1 6 out1 a o u t p u t 1 (p o s itiv e) note the i n form at i on cont ai ned wi t h i n t h e parent heses refer t o t h e pol ari t y of t h e l oudspeaker t e rm i n al t o whi c h t h e out put m u st be connected. functional description the ILA7053N i s a st ereo out put am pl i f i e r, wi t h an i n t e rnal gai n of 39 db , whi c h i s pri m ari l y for use i n port a bl e audi o appl i cat i ons but m a y al so be used i n m a i n s-fed appl i cat i ons . the current t r ends i n port a bl e audi o appl i cat i on desi gn i s t o reduce t h e num ber of bat t e ri es whi c h resul t s i n a reduc t i on of out put power when usi ng convent i onal out put st ages. the ILA7053N overcom es t h i s probl em by usi ng t h e b r i dge-ti e d-load (b tl) pri n ci pl e and i s capabl e of del i v eri ng 1.2 w i n t o an 8 ? load (v p = 6 v). the load can be short-circuited under all input conditions. r e v. 00
ILA7053N 01 02 01 16 13 +v p rl 1 0, 1 f 220 f + - + _ g n d- s 06 07 10 12 09 rl 2 g nd- p 14 g nd- p il a 7053n 11 15 08 03 04 inp u t 1 - + i n put 2 dc vol u m e 1. this capacitor can be om itted if the 220 f electrolytic capacitor is c onnect ed cl ose t o pi n 01. 2. r l = 8 ? 3. r e si st ors r 1 , r 2 = 5,6 k ? connect ed t o t h e i nput s 02, 06 shoul d be dual . fi g.1 b l ock di agram, test and appl i c ati o n ci rcui t di agram r e v. 00
ILA7053N ratings lim iting values in accordance with the absolute maxim u m system p a r a m e t e r c o n d i t i o n s s y m b o l m i n . max . unit suppl y vol t a ge v p - 1 8 v no n -rep e titiv e p eak o u t p u t cu rren t i osm - 1 . 5 a tot a l power di ssi pat i on p tot see fi g.2 crystal tem p eratu r e tc - + ?150 c st orage t e m p erat ure range tst g -60 +150 c thermal resistance from junct i on t o am bi ent r th j-a 60 k/ w power dissipation assum i ng: v p = 6 v and r l = 8 ? : the m a xi m u m si newave di ssi pat i on i s 1.8 w , t h erefore t am b(m a x.) = 150 - (60 x 1.8) = 42c . fig.2 power derating curve r e v. 00
ILA7053N characteristics v p = 6 v; r l = 8 w ; tam b = 25c ; unl ess ot herwi s e speci fi ed; m easured from t e st ci rcui t , fi g.2. p a r a m e t e r c o n d i t i o n s symbol min. max . u n i t suppl y vol t a ge range v p 3 1 8 v total quiescent current r l = ; not e 1 i tot - 1 6 m a input bi as current i bias - 3 0 0 n a suppl y vol t a ge ri ppl e reject i on not e 2 svr r 40 - db input i m pedance z i 100 (t y p e) k ? dc out put offset vol t a ge not e 3 ? v 13-16 - 1 0 0 m v ? v 12-9 - 1 0 0 m v not e 4 v no(rm s) - 3 0 0 v noi s e out put vol t a ge (rm s value) not e 5 v no(rm s) 60 (t y p e) v out put power thd = 10% po - 0.8 w tot a l harm oni c di st ort i on p o = 0.1 w thd - 1.0 % in tern al v o ltag e g a in g v 3 8 4 0 db c h annel bal a nce ? g v - 1 db c h annel separat i on not e 3 4 0 - db frequency response r l = 8 ? , v p = 6 v f 0.2 t o 20 (t y p e) khz notes to the characteristics 1. w i t h a pract i cal l o ad t h e t o t a l qui escent current depends on t h e offset vol t a ge. 2. r i ppl e reject i on m easured at t h e out put wi t h r s = 0 ? and f = 100 hz t o 10 khz. the ri ppl e vol t a ge (200 m v ) i s applied to the positive supply rail. 3. r s = 5 k ? . 4. the noi se out put vol t a ge (r m s val u e) i s m easured wi t h r s = 5 k ? , unwei ght ed and a bandwi d t h of 60 hz t o 15 khz. 5. the noi se out put vol t a ge (r m s val u e) i s m easured wi t h r s = 0 ? and f = 500 khz wi t h 5 khz bandwi d t h . if r l = 8 ? and l l = 200 m h t h e noi se out put current i s onl y 100 na. r e v. 00
ILA7053N r e v. 00
ILA7053N n s u f f i x p l as t i c di p (m s - 0 0 1 b b ) sy m b o l m i n m a x a 18. 67 19. 69 b 6. 1 7 . 1 1 c 5. 33 d 0. 36 0. 56 f 1. 14 1. 78 g h j 0 10 k 2. 92 3. 81 no t e s : l 7. 62 8. 26 1. d i m e n s i o n s ?a ?, ?b ? d o n o t i n cl u d e m o l d f l as h o r p r o t r u s i o n s . m 0. 2 0 . 3 6 m a x i m u m m o l d f l a s h o r p r o t r u s i o n s 0. 25 m m ( 0 . 010) p e r s i d e . n 0. 38 2. 54 7. 62 d i me n s i o n , mm l h m j a b f g d se a t i n g pl a n e n k 0. 2 5 ( 0 . 010) m t -t - c 1 16 8 9 r e v. 00
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