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| YOUDA INTEGRATED CIRCUIT YD2073 DUAL CHANNEL POWER AMPLIFIER----YD2073 DESCRIPTION The YD2073 is a monolithic integrated audio amplifier in a 8-pin plastic dual in line package. It is designed for mini cassette players and radios. FEATURES *Wide operating supply voltage :VCC=1.8V5V *Low crossover distortion *Low quiescent circuit current *Bridge/stereo configuration BLOCK DIAGRAM 8 _ 7 + 6 + 5 _ Vcc GND 1 2 3 4 ABSOLUTE MAXIMUM RATINGS PARAMETER Supply Voltage Output Peak Current Power Dissipation Operating Temperature Storage Temperature Vcc Iop PD Topr Tstg (Tamb=25) VALUE 6 500 300 -20~+ 70 -40~+150 UNIT V mA mW SYMBOL 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 5 2006-06-28 YOUDA INTEGRATED CIRCUIT ELECTRICAL CHARACTERISTICS (Vcc=3.0V, Tamb=25, all voltage referenced to GND, Unless otherwise specified) STEREO APPLICATION PARAMETER Operating Supply Voltage Quiescent Circuit Current SYMBOL VCC Iccq f=1kHz THD=10 % VCC=4.5VRL=32 VCC=3VRL=8 VCC=3VRL=4 RL=32PO=30mW Total Harmonic Distortion Closed Loop Voltage Gain Channel Balance Input Resistance Input Noise Voltage Ripple Rejection Cross Talk THD RL=8PO=30mW RL=4PO=50mW GV GV Zi VNI RR CT f=1kHz Rg=10k BPF=20Hz20kHz f=100Hz f=1kHz 24 100 2.5 30 30 f=1kHz 37 45 45 90 TEST CONDITIONS MIN 1.8 6 60 60 YD2073 TYP MAX 5 9 UNIT V mA Output Power Po mW 100 0.2 0.2 0.2 39 1.0 1.0 1.0 41 1 dB dB k V dB dB % WuXi YouDa Electronics Co., Ltd 2 of 5 Website: www.e-youda.com YOUDA INTEGRATED CIRCUIT BTL APPLICATION YD2073 PARAMETER Operating Supply Voltage Quiescent Circuit Current DC Output Balance Output Power Total Harmonic Distortion Closed Loop Voltage Gain Input Resistance Input Noise Voltage Ripple Rejection Power Bandwidth SYMBOL VCC Iccq VO Po THD GV Zi VN1 RR BW TEST CONDITIONS NIN 1.8 TYP MAX 5.0 UNIT V mA mV mW mW RL= RL=8 f=1kHz THD=10% RL=16 RL=8 100 190 6 9 50 110 200 0.5 1.0 41 Po=0.1W, RL=8, f=1kHz f=1kHz f=1kHz Rg=10k BPF=20Hz20kHz f=100Hz RL=8, Po=0.1W 37 100 % dB k 39 3 40 30 V dB kHz WuXi YouDa Electronics Co., Ltd 3 of 5 Website: www.e-youda.com YOUDA INTEGRATED CIRCUIT APPLICATION CIRCUIT (1) YD2073 STEREO APPLICATION VCC + 2 Vin1 10k 100 + 7 8 + 1 470 0.1 YD2073 470 + 0.1 4.7 Vin1 10k 100 + 6 5 + 3 4 470 + 0.1 4.7 (2) YD2073 BTL APPLICATION VCC + 2 Vin 10k 7 8 100 + 6 0.01 5 + 3 4 0.1 4.7 + 1 0.1 4.7 SPEAKER 470 0.1 WuXi YouDa Electronics Co., Ltd 4 of 5 Website: www.e-youda.com YOUDA INTEGRATED CIRCUIT OUTLINE DRAWING YD2073 WuXi YouDa Electronics Co., Ltd 5 of 5 Website: www.e-youda.com |
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