YD5265 YOUDA INTEGRATED CIRCUIT TV SOUND OUTPUT CIRCUIT—YD5265 DESCRIPTION The YD5265 is a semiconductor integrated circuit designed for TV sound output circuit. FEATURES *DC Volume Adjustment Method Employed. Controlled with DC Voltage. *Fin-attached 9-lead SIP package employed. BLOCK DIAGRAM DC Volume Control Audio Output Amp. Mute 1 2 3 4 5 6 7 8 9 WuXi YouDa Electronics Co., Ltd Add: No.5 Xijin Road, National Hi-Tech Industrial 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 2006-06-30 YD5265 YOUDA INTEGRATED CIRCUIT ABSOLUTE MAXIMUM RATINGS (Tamb=25℃) PARAMETER SYMBOL VALUE UNIT Supply Voltage(1) Vcc1 14.4 V Supply Voltage(2) Vcc2 26 V V3-7 7 V V4-7 Vcc1 V V6-7 Vcc2 V I4P -10～＋3 mA I8P -1.2～＋1.2 A Circuit Voltage Circuit Current Power Dissipation Infinite Heat Sink PD W No Heat Sink 1.6 Operating Temperature Tamb -20 to +70 ℃ Storage Temperature Tstg -55 to +150 ℃ ELECTRICAL CHARACTERISTICS (Tamb=25℃,Vcc1=12V, Vcc2=18V, f=1kHZ, Unless otherwise specified) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Quiescent Circuit Current Icc V4=12V 7.1 9.5 11.9 mA Output Power Po V4=12V, V3=0V, THD=10% 2.0 2.3 Voltage Gain Av V4=12V, V3=0V, Vi=0.1V 28.5 30.5 32.5 dB Total Harmonic Distortion THD V4=12V, V3=0V, Po=1W 0.8 1.2 % Max. Attenuation Amount Att V3=0V, Vi=0.1V,V4=Ration between 12 and 0V -95 -85 dB Output Noise Voltage VNO V3=0V, V4=0V, Vi=0V 0.6 1.0 mV Muting Operation Voltage V3 V4=12V, V8=0V 2.65 2.85 V WuXi YouDa Electronics Co., Ltd 2 of 3 2.45 W Website: www.e-youda.com YD5265 YOUDA INTEGRATED CIRCUIT APPLICATION CIRCUIT 1 Vcc1 2 3 4 5 6 + + 1μ 10μ + 7 9 10K 100μ 680 V1 8 4.7 + Vcc2 100μ + 100μ + 10μ 0.047μ OUTLINE DRAWING WuXi YouDa Electronics Co., Ltd 3 of 3 Website: www.e-youda.com