unisonic technologies co., ltd ba5417 linear integrated circuit www.unisonic.com.tw 1 of 7 copyright ? 2005 unisonic technologies co., ltd qw-r107-049,a high-output dual power amplifier description the utc ba5417 is a dual power amplifier of 6~15v-compatible for radio cassette/mini compo players use. it is developed to equip with standby switching functions for excellent total harmonic distortion and other basic characteristics. features * operating power supply vo ltage range from 6v to 15v. * high output. - p out = 2.8w (v cc = 9v, r l =3 ? , thd = 10%) - p out = 5.0w (v cc = 12v, r l =3 ? , thd = 10%) * excellent audio quality - thd = 0.1% (f = 1khz, p out = 0.5w) - en = 0.3mvrms (rg = 10k ? ) - rr = 55db (f rr = 100hz) * switching noise (?pop? noise ) generated when the power is switched on and off is small. * ripple mixing when motor starts has been prevented. * built-in thermal shutdown circuit. * built-in standby switch that output is not influenced. * soft clipping. hzip-15a *pb-free plating product number: ba5417l ordering information order number normal lead free plating package packing BA5417-J15-A-T ba5417l-j15-a-t hzip-15a tube ba5417l-j15-a-t (1) packing type (2) package type (3) lead plating (1) t: tube (2) j15-a: hzip-15a (3) l: lead free plating, blank: pb/sn
ba5417 linear integrated circuit unisonic technologies co., ltd 2 of 7 www.unisonic.com.tw qw-r107-049,a block diagram 2 1 3 4 5 6 7 8 9 10 11 12 13 14 15 bootstrap bootstrap standby filter 30k 30k 45 30k 30k + - 45 + - thermal shutdown circuit bs1 power gnd stby out1 v cc out2 bs2 (n. c.) filter nf1 in1 in2 nf2 pre gnd1 pre gnd2
ba5417 linear integrated circuit unisonic technologies co., ltd 3 of 7 www.unisonic.com.tw qw-r107-049,a absolute maximum ratings (ta = 25c) parameter symbol ratings unit power supply voltage v cc 20 (note 2) v power dissipation (ta=75c, infinite heat sink) p d 15 w junction temperature t j +125 c operating temperature t opr -20~ +75 c storage temperature t stg -55~+150 c note 1. absolute maximum ratings are those values beyond which the device could be permanently damaged. absolute maximum ratings are stress ratings only and functional device operati on is not implied. 2. must be within standby values. recommended operating conditions (ta = 25c) parameter symbol ratings unit power supply voltage v cc 6.0 ~ 15.0 v electrical characteristics (ta=25c, vcc=9v, r l =3 ? , r f =120 ? , rg=600 ? , f=1khz, olt mode, unless otherwise specified) parameter symbol coniditions min typ max unit quiescent current i q v in =0vrms 24 45 ma rated output voltage 1 p out 1 thd=10%, v cc = 9v 2.2 2.8 w rated output voltage 2 p out 2 thd=10%, v cc =12v 4.0 5.0 w closed-loop voltage gain g vc 43 45 47 db output noise voltage en rg=10k ? , din audio 0.3 1.0 mvrms total harmonic distortion thd p out =0.5w 0.1 1.0 % ripple rejection rr f rr =100hz, v rr = ? 10dbm 42 55 db crosstalk c t v out =0dbm 48 65 db circuit current (with standby switch off) i off 0 20 a standby pin current when on i stnby v stnby =v cc 0.15 0.4 ma activated v sth 3.5 v standby pin control voltage not activated v stl 1.2 v
ba5417 linear integrated circuit unisonic technologies co., ltd 4 of 7 www.unisonic.com.tw qw-r107-049,a test circuit 2 1 3 4 5 6 7 8 9 10 11 12 13 14 15 filter 30k 30k 45 30k 30k + - 45 + - v cc (n.c.) + c 2 r l r l + + c 3 c 5 + c 6 100 1000 1000 1000 + c 4 c 7 0.15 r 2 2.2 *1 r 1 2.2 c 1 0.15 100 + + c 8 47 c 9 47 r f1 120 + c 10 47 r f2 120 fig.1 thermal shutdown circuit bootstrap bootstrap standby
ba5417 linear integrated circuit unisonic technologies co., ltd 5 of 7 www.unisonic.com.tw qw-r107-049,a application circuits otl mode 2 1 3 4 5 6 7 8 9 10 11 12 13 14 15 filter 30k 30k 45 30k 30k + - 45 + - (n.c.) + c 2 + + c 3 c 5 + c 6 100 1000 1000 1000 + c 4 c 7 0.15 r 2 2. 2 r 1 2.2 c 1 0.15 100 + + c 8 47 c 9 47 r f1 120 + c 10 47 r f2 120 rnf1 rnf2 + + cin cin v cc power gnd sp sp in1 in2 fig.2 thermal shutdown circuit bootstrap bootstrap standby btl mode 2 1 3 4 5 6 7 8 9 10 11 12 13 14 15 filter 30k 30k 45 30k 30k + - 45 + - (n.c.) + c 2 + + c 3 c 5 + c 6 100 1000 1000 1000 + c 4 c 7 0.15 r 2 2.2 r 1 2.2 c 1 0.15 100 + + c 8 47 c 9 47 r f1 120 + c 10 47 note : 3pin, 5pin need coupling capacitors (c3, c5 100 f) for dc offset voltage. sp fig.3 v cc 10k v stn by 1k thermal shutdown circuit bootstrap bootstrap standby
ba5417 linear integrated circuit unisonic technologies co., ltd 6 of 7 www.unisonic.com.tw qw-r107-049,a typical characteristics otl mode 0 rated output power vs. power supply voltage 20 2 rated output power, p out (w) 6 10 515 power supply voltage, v cc (v) r l = 8 0 12 20 10 quiescent current, i q (ma) 30 50 416 power supply voltage, v cc (v) r l = 4 r l = 3 thd = 10% f = 1khz din audio input both channels 0 4 8 10 0 20 40 8 100 300 500 0 200 400 i q i stnby (standby pin supply current) quiescent standby pin supply current vs. power supply voltage stby pin current, i stnby (ma) v stnby =v cc 0 12 20 2 maximum power dissipation, p d( m ax) (w) 6 12 416 power supply voltage, v cc (v) 0 4 10 8 maximum power dissipation vs. power supply voltage r l = 3 r l = 8 r l = 4 24 8 otl stereo 100k 10 closed loop gain, g vc (db) 30 50 100 10k frequency, f (hz) 0 20 40 1k closed loop gain vs. frequency 60 t= normal v cc =9v r l =6 1~10k din audio 10k~ wide band otl=(stereo) c nf =100 f c nf =47 f c nf =22 f
ba5417 linear integrated circuit unisonic technologies co., ltd 7 of 7 www.unisonic.com.tw qw-r107-049,a typical characteristics(cont.) btl mode 0 10 16 0.1 output power, p out (db) 1.0 100 414 power supply, v cc (v) 0.0 8 rated output power vs. power supply voltage 20 10.0 100k 10 closed loop gain, g vc (db) 30 50 100 10k frequency, f (hz) 0 20 40 1k closed loop gain vs. frequency 60 18 26 12 t=normal f = 1khz thd=10% 200hzhpf 20khzlpf heat sink used 49.0 t=nor mal v cc =9v r l =6 v in = ? 45db heat sink used 0 10 16 2 output voltage, v out1 (v) negative feedback voltage, v nf 1 (v) 5 10 414 power supply, v cc (v) 0 8 output voltage nagative teed back voltage vs. power supply voltage 20 8 18 26 12 t= normal r l =6 vout1 v nf 1 9 7 6 4 3 1 0 10 16 10 output offset voltage, v o(off) (mv) 50 414 power supply, v cc (v) 0 8 output offset voltage vs. power supply voltage 20 40 18 26 12 30 20 t=normal r l =6 v out = |vout1-vout2| utc assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all utc products described or contained herein. utc products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. the information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice.
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