youda integra ted circuit YD7368 0. 72w audio power amplifier YD7368 description the YD7368 is suitable for audio power amplifier of portable cassette tape recorder and radio. features *very few external components (only three capacitors); *low quiescent current; *high voltage gain: gv=40db; block diagram 13 28 47 6 5 filter + - 9 gnd gnd phase fil nc vcc wuxi youda electronics co., ltd add: no.5 xijin road, national hi-tech i ndustrial development zone, wuxi jiangsu china tel: 86-510-85205117 86-510-85205106 fax: 86-510-85205110 website: www.e-youda.com shenzhen office tel 86-755-83740369 fax 86-755-83741418 ver 5.0 1 of 3 2006-06-28 4 .com u datasheet
youda integra ted circuit YD7368 absolute maximum ratings ( tamb=25 ) parameter symbol value unit supply voltage vcc 14 v output peak current iop 1.5 a power dissipation p d 900 mw operating temperature topr -20 to +75 storage temperature tstg -55 to 150 electrical characteristics (tamb=25 vcc=6v r l =4 ? rg=600 ? f=1khz unless otherwise specified) parameter symbol test conditions min typ max unit vcc=3v, vi=0 5.5 vcc=6v, vi=0 6.6 quiescent circuit current iccq vcc=9v, vi=0 7.5 ma vcc=3v, r l =4 , thd=10% 120 vcc=6v, r l =4 , thd=10% 500 720 vcc=6v, r l =8 , thd=10% 300 450 vcc=9v, r l =8 , thd=10% 800 1100 output power po vcc=9v, r l =16 , thd=10% 450 610 mw total harmonic distortion thd po=100mw 0.3 1.0 % voltage gain gv vo=0.5mvrms 37 40 43 db output noise voltage v no r g =10k , bpf=20hz~20khz 0.2 0.5 mv ripple rejection rr f=100hz, vr=0.3vrms, without crip 25 db input resistance zi 27 k wuxi youda electronics co., ltd 2 of 3 website: www.e-youda.com 4 .com u datasheet
youda integra ted circuit YD7368 application circuit + 100 + 47 + 100 0.01 + 220 0.1 + 470 speaker 1 3 2 8 4 7 6 5 filter + - vcc 9 outline drawing wuxi youda electronics co., ltd 3 of 3 website: www.e-youda.com 4 .com u datasheet
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