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?? HXJ9008 3w ???? ????? www.szhexingjian.cn.alibaba.com www.hexingjian.com ?? 1326-1333 0755-83692256 / 83692276 0755-83358589 ? HXJ9008 ????? ab???4 ?3 w 2.5 w ? 10% 1% ? 20db (dc_vol = 0 v) ? -80db (dc_vol = 3.54 v) 32 ???? ??pcb HXJ9008 ?depop ?????????? ?????????????????? HXJ9008 btl ???se ?????se/ b tl ?? 1. 9 ma ? 2. depop ??? 3. ??? 4. 32 5. 5 v 4 ?btl ???? 2.6 w b tl 6. se/ ? btl se ?? 7. shutdown ???? 1a 8. 9. ???? 10. ? 11. sop-16-p pad ? ? 1 ?? 2 lcd tv ? www..net
?? HXJ9008 3w ???? ????? www.szhexingjian.cn.alibaba.com www.hexingjian.com ?? 1326-1333 0755-83692256 / 83692276 0755-83358589 / ?? ?? ?? 1 mute i ???? . isd = 1a i 2 shutdown 3 rin- i ??? 4 bypass i 5 12 ???pad gnd - 6 lin- i ??i 7 volume i 8 volmax i ??? (vc) ???voh (?) - vc & vol ( ?) + vc. ???????1/2 v dd btl ??se??. 9 lout- o 1015 ?? vdd - btl ??se??? 11 lout+ o 13 i b tl ??se ?? ?? b tl se/ btl ??se??? 14 rout+ o btl ??se??. 16 rout- o ? ?? v 4.5 5.5 v dd 2 mute shutdown ??? v v ih 4 b tl se/ 1.0 shutdown mute ??? v v il 3 b tl se/ ???? v -1.0 v v icm dd ??a=40 85 ?? -0.3 6 v v dd b tl ?se/ -0.3 v + 0.3 v v dd in shutdown ?? -40 85 t a ? t j ?? -65 +150 t stg ??10 260 t s 2 -3000 to 3000* esd ? v v esd -200 to 200* 3 ? p d
?? HXJ9008 3w ???? ????? www.szhexingjian.cn.alibaba.com www.hexingjian.com ?? 1326-1333 0755-83692256 / 83692276 0755-83358589 ?? 1 HXJ9008 ????3 150 c 2 ?? c = 100 pf r = 1500 ?? 3 ?? c = 200 pf l = 0.5 f ??^ ? ? sop-16-p ??? rthja 45 a / w ? ? ? = 5 v -20c < t ?v dd a < 85c ? ?? 4.5 v 5.5 v v dd 20 ma 9 ma b tl se/ =0 v ? i dd 10 ma 4 ma b tl se/ =5 v shutdown ?? b tl se/ =0 v 1 a i sd ? =0 v shutdown 900 na i ih 900 na i il ?? 5 mv v os ? btl ?? . v = 5 vt dd a = 25c r = 4 ?gain = 2v / v l thd = 10 % r l = 3 ? fin = 1 khz 2.9 w thd = 10% r l = 4 ? fin = 1 khz 2.6 w thd = 10 % r l = 8 ? fin = 1 khz 1.6 w thd = 1 % r l = 3 ? fin = 1 khz 2.4 w p o thd = 1% r l = 4 ? fin = 1 khz 1.8 w thd = 0.5% r l = 8 ? fin = 1 khz 1 w 1.3 w
?? HXJ9008 3w ???? ????? www.szhexingjian.cn.alibaba.com www.hexingjian.com ?? 1326-1333 0755-83692256 / 83692276 0755-83358589 cont. ( ? se ?? v = 5 v t dd a = 25c gain = 1v / v) ? ? ? thd = 10 % r = 16 ? fin = 1 khz 220mw l thd = 10 % r l =32 ? fin = 1 khz 120mw thd = 1 % r l = 16 ? fin = 1 khz 160mw p o thd = 1% r l = 32 ? fin = 1 khz 95 mw p o = 125 mw r l = 16 ? fin = 1 khz 0.09 % ? thd+n p o = 65 mw r l = 32 ? fin = 1 khz 0.09 % v ?? psrr in = 0.1 vrms r l = 8 ? cb = 1 f 60 db fin = 120 hz ? cb = 1f r xtalk l = 32 ? fin = 1 khz 60 db p s/n o = 75 mw se rl = 32 ? a_wieght 100 db ?? mute shutdown b tl se/ shutdown?? x x b tl se x mute ?
?? HXJ9008 3w ???? ????? www.szhexingjian.cn.alibaba.com www.hexingjian.com ?? 1326-1333 0755-83692256 / 83692276 0755-83358589 ?btl?? ??=5v gain(db) high(v) low(v) hysteresis(mv) recommended voltage(v) 20 0.12 0.00 0 18 0.23 0.17 52 0.20 16 0.34 0.28 51 0.31 14 0.46 0.39 50 0.43 12 0.57 0.51 49 0.54 10 0.69 0.62 47 0.65 8 0.80 0.73 46 0.77 6 0.91 0.84 45 0.88 4 1.03 0.96 44 0.99 2 1.14 1.07 43 1.10 0 1.25 1.18 41 1.22 -2 1.37 1.29 40 1.33 -4 1.48 1.41 39 1.44 -6 1.59 1.52 38 1.56 -8 1.71 1.63 37 1.67 -10 1.82 1.74 35 1.78 -12 1.93 1.85 34 1.89 -14 2.05 1.97 33 2.01 -16 2.16 2.08 32 2.12 -18 2.28 2.19 30 2.23 -20 2.39 2.30 29 2.35 -22 2.50 2.42 28 2.46 -24 2.62 2.53 27 2.57 -26 2.73 2.64 26 2.69 -28 2.84 2.75 24 2.80 -30 2.96 2.87 23 2.91 -32 3.07 2.98 22 3.02 -34 3.18 3.09 21 3.14 -36 3.30 3.20 20 3.25 -38 3.41 3.32 18 3.36 -40 3.52 3.43 17 3.48 -80 5.00 3.54 16 5
?? HXJ9008 3w ???? ????? www.szhexingjian.cn.alibaba.com www.hexingjian.com ?? 1326-1333 0755-83692256 / 83692276 0755-83358589 ? btl HXJ9008 ?????????? ? 1 HXJ9008 ????? ?? op1 ?????????? . ?1 ?op1 ?op2 ??????. 180 ??? se ??????out+ out- ?????? btl ????? se ?????? se ? btl ????????????? ??se4 .btl ? HXJ9008 se???? rout+ rout- lout+ lout- ???????dc ???? btl ??? se ???? ?se??????se ?????????? ?????? 33f to 1000f ???e pcb ????? ???? ?? cl crrici cbypass 11 k125 1 ?? ? (1) b tl se/ HXJ9008 ? btl se ????????????? ? btl ??????
?? HXJ9008 3w ???? ????? www.szhexingjian.cn.alibaba.com www.hexingjian.com ?? 1326-1333 0755-83692256 / 83692276 0755-83358589 b tl b tl HXJ9008 ???out+ out-( ? 1). se/ lout-rout-se/ ??? op2 HXJ9008 btl ?? se/ b tl ???? op2 ????? se? out+.i b tl ??se ????se / dd ttl ????? ?? ? 2 b tl ?2 se/ b tl 1k ??M? se/ ??se ????? out- ? ??out+ ????????? ??100k ?1k 1k ??se/ b tl btl btl ? ? HXJ9008 ? volume?????32?volume ???????? 20 db -80 db. ??? ???????????????? ?? ??????????????????? btl ??2db/ ??20 db -40 db ?mute ????? -80 db
?? HXJ9008 3w ???? ????? www.szhexingjian.cn.alibaba.com www.hexingjian.com ?? 1326-1333 0755-83692256 / 83692276 0755-83358589 ri HXJ9008 ?????(ri and rf) ???? ri r a f v ?= se = (2) ri r f ?= 2 btl = (3) btl ??]????????????4 ?? ????????20 db ??10 k ?? 20 db ??????? ? ci ci ????????????? ci ri 10 k ) ????? cik ? 102 1 f c ?= ci ????????ri ?10 k ????100 hz ?? fck ci ? = 102 1 ? ci ?0.16f ???????? ri+rf ci ?????????????? ??????????????? ????v / 2 ????????????? dd
?? HXJ9008 3w ???? ????? www.szhexingjian.cn.alibaba.com www.hexingjian.com ?? 1326-1333 0755-83692256 / 83692276 0755-83358589 bypass ? cbypass ???bypass ?????????? bypass ???????bypass ??????? ?????? 5v ???1.0 f ?0.1 f bypass ?????? bypass ?bypass ?? cbypass ????? ????bypass ???????????6 ? cikk cbypass ?? ? 100 1 125 1 (6) ???bypass ??125k ??? (ri+ rf) ? 100 k ?bypass ?cb ?????3.3 f 10 f ??esr ??? bypass ?????? )125 (5 t = k cbypass 7 ? ????se ??????????? ?????????? fc( ?)= cl cr 2 1 (8) ?330 f ??8 ???60.6 hz ???????? ????????????? ?? HXJ9008 ?? cmos ????????????? ?????????????????? ????????????????????? 0.1f ?vdd ????????10f ???? ? ?depop HXJ9008 ????? shutdown ?????????? ??????????/ ? shutdown ?? pop ci ????pop bypass ??????bypass ???? ?bypass ????pop bypass ?pop ?? bypass ???? bypass ???????se ?? cc . ? 10 k ??? cc ????se ??????? 10 k ????1 k ??????? ci 0.33 f 1f ???cb ?4.7 f ?1 k ???pop ???? ?????
?? HXJ9008 3w ???? ????? www.szhexingjian.cn.alibaba.com www.hexingjian.com ?? 1326-1333 0755-83692256 / 83692276 0755-83358589 ?? ?????HXJ9008 ? shutdown ???????? shutdown ??????????? 2.0 v ???? ????? shutdown ??????? i dd < 1 a HXJ9008 shutdown ?? pc-beep ?? shutdown ?????? shutdown ?? shutdown ?????????? mute ????? HXJ9008 ???????? HXJ9008 ? mute ?????????mute ?? ? (volmax) HXJ9008 ?? volmax (vx) ???? (vo) ? vo = v ?v dd x ?volmax??v dd /2 ??volmax? gnd btl ? ?????? = sup p po 9 l pp l orms orms r vv r vv po 2 = = 2 p orms v v = (10) l p dd ddavg dd sup r v vivp 2 == (11) btl ?: dd p l p dd l pp sup o v v r v v r vv p p 4 ) 2 /() 2 ( = = (12) 1 ???? ???????????????? ??????????????????? ???5 v ?8 ??1 w ??????3 w ??? se btl ???????? v dd ?? v ???????????? dd (%) p 0 (w) i (a) v dd pp (v) p d (w) 0.25 31.25 0.16 2.00 0.55 0.50 47.62 0.21 2.83 0.55 1.00 66.67 0.30 4.00 0.5 1.25 78.13 0.32 4.47 0.35
?? HXJ9008 3w ???? ????? www.szhexingjian.cn.alibaba.com www.hexingjian.com ?? 1326-1333 0755-83692256 / 83692276 0755-83358589 ???? 1 5v/8 btl ????? ?btl se ???????13se??1??? ??????? l dd maxd r v p 2 2 , 2 = 13 se ?? btl ????? se ??? btl ???????? se ??4 l dd maxd r v p 2 2 , 2 4 = btl ??= 14 HXJ9008 ??????????HXJ9008 ? ?5 v ?8 ?14 ??????15 ???? ja a maxj maxd tt p ? = . , 15 ??sop16-p pad ??( ja ) ?? 45 / w ) ?(r ????(pd max) ?????(v dd l ) ????? pad pad ?? HXJ9008 pad ????????? HXJ9008 4 4 ????? HXJ9008 ? pad ??????pad ???I ??13?8 10mil ?? pad ?? ?????????? pad ??? ?? 25c ????? HXJ9008 ???? (150c) ???????????? ? ???????? ?????????????????? ???ja ????????? ? ?150c ??? dja jmax amax ptt ? = 150-45(0.8*2)=78 a HXJ9008 ???3150c ?????
?? HXJ9008 3w ???? ????? www.szhexingjian.cn.alibaba.com www.hexingjian.com ?? 1326-1333 0755-83692256 / 83692276 0755-83358589 ??? ??? ? dim . . . . a 1.35 1.75 0.053 0.069 a1 0.10 0.25 0.004 0.010 d 9.80 10.0 0.386 0.394 d1 4.115 ref 0.162 ref e 3.81 3.99 0.150 0.157 e1 2.184 ref 0.086 ref h 5.79 6.20 0.228 0.244 l 0.41 1.27 0.016 0.050 0 8 0 8

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