unisonic technologies co., ltd tda22003 linear integrated circuit www.unisonic.com.tw 1 of 6 copyright ? 2014 unisonic technologies co., ltd qw-r107-062.c 10 +10w stereo amplifier ? description the utc tda22003 is a class ab stereo audio power amplifier that contains two identical amplif iers capable of delivering 10w per channel. it is designed for quality hi-fi stereo applications and is easily constructed and with minimum need of external components. ? features * supply range 8v ~ 28v * high power outputs (10w/channel) * high output current up to 3.5a * short circuit protection * thermal protection ? ordering information ordering number package packing lead free halogen free TDA22003L-TB9-T tda22003g-tb9-t to-220z9 tube ? marking
tda22003 linear integrated circuit unisonic technologies co., ltd 2 of 6 www.unisonic.com.tw qw-r107-062.c ? pin configuration ? pin description pin no. pin name description 1 non inv.input1 non-inverting input1 2 inv.input1 inverting input1 3 svrr internal 1/2 v cc supply rejection 4 inv.input2 inverting input2 5 gnd ground 6 non inv.input2 non-inverting input2 7 output2 output2 8 +v cc supply voltage 9 output1 output1 ? block diagram
tda22003 linear integrated circuit unisonic technologies co., ltd 3 of 6 www.unisonic.com.tw qw-r107-062.c ? absolute maximum ratings parameter symbol ratings unit supply voltage v cc 28 v peak output current repetitive, f 20hz i o(peak) 3.5 a non repetitive, tp=100 s4.5 a power dissipation (t c = 90c) p d 20 w junction temperature t j +150 c storage temperature t stg -40 ~ +150 c note: absolute maximum ratings are those values beyond which the device could be permanently damaged. absolute maximum ratings are stress ratings only and functional device oper ation is not implied. ? thermal data parameter symbol rating unit junction to case jc 3 c/w ? electrical characteristics (refer to test circuit, t a = 25c, v cc = 24v, g v = 36db, unless otherwise specified) parameter symbol test conditions min typ max unit supply voltage v cc 8 28 v quiescent output voltage v out v cc = 24v 11.5 v input saturation voltage (rms) v in ( sat ) 300 mv total input noise voltage e n r g = 10k ? , 22hz~22khz 2.5 8 v total quiescent drain current i q v cc = 24v 60 120 ma output power for each channel r l =4 ? p out thd=1%,v cc =24v, f=1khz 12.5 w r l =8 ? 7 w r l =4 ? f = 40hz ~12.5khz 10 w r l =8 ? 5 w r l =4 ? v cc = 18v, f = 1khz 7 w r l =8 ? 4 w total harmonic distortion for each channel r l =4 ? thd v cc =24v, f = 1khz p out = 0.1~7.0w 0.2 % r l =8 ? p out = 0.1~3.5w 0.1 % r l =4 ? v cc =18v p out = 0.1~5.0w 0.2 % r l =8 ? p out = 0.1~2.5w 0.1 % input resistance r in f = 1khz, non-inverting input 70 200 k ? frequency roll off (-3db) low f l r l =4 ? 20 hz high f h r l =4 ? 80 khz closed loop voltage gain gv f = 1khz 35.5 36 36.5 db closed loop gain matching ? gv 0.5 db cross talk f = 1khz ct r l = , rg = 10k ? 60 db f = 10khz 50 supply voltage rejection for each channel svr f ripple =100hz, v ripple =0.5v, r g =10k ? 55 db thermal shut-down junction temp. 145 c
tda22003 linear integrated circuit unisonic technologies co., ltd 4 of 6 www.unisonic.com.tw qw-r107-062.c ? test and application circuit (g v = 36db) + - 4 7 8 +v cc 3 6 in(l) 2 9 1 5 r r + - 0.1 f 100 f 22 f 2.2 f 2.2 f in(r) 220 f 18 ? 1.3k ? 2200 f 0.1 f 1 ? r l 220 f 18 ? 1.3k ? 2200 f 0.1 f 1 ?
tda22003 linear integrated circuit unisonic technologies co., ltd 5 of 6 www.unisonic.com.tw qw-r107-062.c ? typical characteristics supply voltage, v s (v) quiescent current, i d (ma) 22 10 20 30 50 60 40 quiescent current vs. supply voltage 6 14 26 10 18 30 70 r l =4 supply voltage, v s (v) 22 0 2 4 8 10 10 14 26 12 18 28 12 16 20 24 output power vs. supply voltage output power, p out (w) 6 14 16 r l =4 r l =8 18 20 vs=24v, gv=36db, f=1khz, thd=1% supply voltage, v s (v) 22 0 2 4 8 10 10 14 26 12 18 28 12 16 20 24 output power vs. supply voltage output power, p out (w) 6 14 16 r l =4 r l =8 18 20 vs=24v, gv=36db, f=1khz, thd=10% 0 1 2 3 4 5 6 7 8 0 2 4 6 8 10121416 20 40 60 80 9 10 p d v s =24v f=1kh z r l =8 18 20 11 total power dissipation and efficiency versus output power 4 3 2 1 0 02468101214161820 5 6 r l =4 r l =8 v s =24v f=1kh z distortion (%) distortion vs. output power efficiency, (%) output power, p out (w) power dissipation, p d (w) output power, p out (w) 24 2 4 8 10 08 32 4 16 12 12 20 28 power dissipation, p d (w) 6 14 16 18 20 20 40 60 80 total power dissipation and efficiency versus output power efficiency, (%) output power, p out (w) v s =24v f=1kh z r l =4 p d 22
tda22003 linear integrated circuit unisonic technologies co., ltd 6 of 6 www.unisonic.com.tw qw-r107-062.c 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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