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| YOUDA INTEGRATED CIRCUIT YD5104 8.2W BTL AUDIO POWER AMPLIFIER-YD5104 DESCRIPTION YD5104 is an audio power IC with built-in two channels developed for portable radio cassette tape recorder.. Because of the parts reduction and SIP (Single In line Package), space merit is remarkable. Thermal shut down protection circuit is built in. FEATURES *High Power Po=8.2W Typ.(c) (BTL, Vcc=10.8V, RL=4, f=1kHz, THD=10%) *Operation supply voltage range: Vcc=6V 10.8V *Low popping noise at power ON *Small quiescent current Iccq=19mA(Typ.) Vcc=9V, Vin=0(c) *Soft clip *Built-in thermal shut down protection circuit BLOCK DIAGRAM BIAS AND THERMAL PROTECTION + + - Vstb FIL 1 2 3 4 5 6 7 8 GND 9 10 11 Vcc 12 WuXi YouDa Electronics Co., Ltd Add: No.5 Xijin Road, National Hi-Tech Industrial Development Zone, Wuxi Jiangsu China Tel: 86-510-5205117 86-510-5205108 Fax: 86-510-5205110 Website: www.e-youda.com SHENZHEN OFFICE Tel 86-755-83740369 13823533350 Fax 86-755-83741418 Ver 3.1 1 of 3 2004-9-20 YOUDA INTEGRATED CIRCUIT ABSOLUTE MAXIMUM RATINGS PARAMETER Supply Voltage Output Peak Current Power Dissipation Operating Temperature Storage Temperature Tamb=25ae(c) VALUE 15 2.5 12.5 -20 -55 +75 +150 YD5104 SYMBOL VCC Iop PD Topr Tstg UNIT V A W ae ae ELECTRICAL CHARACTERISTICS (Unless otherwise specified, BTL, Vcc=10.8V, RL=4| PARAMETER Quiescent Current Output Power Total Harmonic Distortion Voltage Gain Input Resistance Output Noise Voltage Ripple Rejection Ratio Input Offset Voltage Standby Current SYMBOL Iccq Po THD GV Zi VNO RR V5,V7 ISBY Rg=0 BW=20Hz 20kHz f=100Hz Rg=600 Vr=0.2Vrms , Rg=600| , f=1kHz, Tamb=25ae ) MIN TYP 21 7.6 8.2 0.2 38 40 30 0.3 52 30 1 |I 60 1.0 1.0 42 MAX 45 UNIT mA W % dB k mV dB mV A TEST CONDITIONS Vin=0 THD=10% Vo=2.0Vrms Rf=750 Vo=0dBm WuXi YouDa Electronics Co., Ltd 2 of 3 Website: www.e-youda.com YOUDA INTEGRATED CIRCUIT APPLICATION CIRCUIT YD5104 + 1000|I 3 STAND-BY 12 1 + 1000|I Vcc 0.1|I Vin + *Cin 750| 47|I + 220|I 6 5 + POWER AMP1 2 +100|I + 0.15|I 4 BIAS AND THERMAL PROTECTION 11 + 47|I 750| 7 8 + POWER AMP2 10 0.15|I + 100|I 1.2k 30| + 47|I 9 OUTLINE DRAWING WuXi YouDa Electronics Co., Ltd 3 of 3 Website: www.e-youda.com |
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