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| YOUDA INTEGRATED CIRCUIT YD1008 22W HI-FI AUDIO POWER AMPLIFIER----YD1008 DESCRIPTION The YD1008 is a monolithic audio power amplifier integrated circuit. FEATURES *High output power *High operating supply voltage (50V) *Single or split supply operations *Very low distortion *Short circuit protection (out to end) *Thermal shutdown BLOCK DIAGRAM + _ 2 1 3 4 5 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 4 2006-06-28 YOUDA INTEGRATED CIRCUIT ABSOLUTE MAXIMUM RATINGS PARAMETER Supply Voltage Output Peak Current (internally limited) Power Dissipation at Tcase=75 Ambient operating temperature Storage And Junction Temperature (Tamb=25) SYMBOL Vcc/Vee Iop PD Topr Tstg, Tj VALUE 25 5 25 -20+75 -40+150 YD1008 UNIT V A W ELECTRICAL CHARACTERISTICS (Vcc/Vee = 18V, Tamb =25, f = 1 kHz, unless otherwise specified) PARAMETER Supply Voltage Quiescent Drain Current Input Bias Current Input Offset Voltage Input Offset Current Output Power Total Harmonic Distortion SR Slew Rate Open Loop Voltage Gain Closed Loop Voltage Gain Power Bandwidth (-3dB) Total Input Noise Input Resistance (pin 1) Supply Voltage Rejection Efficiency Thermal Shut-Down Junction Temperature SYMBOL Vs Vcc/Vee = 4.5V Id Ib Vis Iis Po THD = 10% RL = 8 THD SR Gv Gv BW eN Ri SVR Tsd- j Rs = 22k, f = 100Hz Vr = 0.5V PO = 15W, RL = 8; RL = 8, Vi = 200mV B = 22Hz to 22kHz 500 30 f = 40Hz to 15kHz, RL = 8 Po = 0.1 to 10W 5 20 22 0.02 8 80 30.5 20 to 80,000 5 5000 45 65 150 10 31 0.5 W % V/s dB dB Hz V k dB % Vcc/Vee = 22V Vcc/Vee = 25V TEST CONDITIONS MIN 4.5 30 55 0.1 TYP MAX 25 50 90 0.5 15 200 16 18 UNIT V mA mA A mV nA W THD = 1%RL = 8 WuXi YouDa Electronics Co., Ltd 2 of 4 Website: www.e-youda.com YOUDA INTEGRATED CIRCUIT APPLICATION CIRCUIT (1) YD1008 DUAL SUPPLY POWER APPLICATION Vcc YD1008 + 220 Vi + 2.2 22k 2 1N4001 1 5 4 3 0.1 22k 680 Vee 1 1N4001 + 220 0.15 SPEAKER 0.1 + 47 (2) YD1008 SINGLE SUPPLY POWER APPLICATION Vcc + 220 Vi + 2.2 100k 22k 2 1N4001 1 5 4 3 + 22k 680 + 22 100k + 47 1N4001 0.15 1 1000 0.1 SPEAKER WuXi YouDa Electronics Co., Ltd 3 of 4 Website: www.e-youda.com YOUDA INTEGRATED CIRCUIT OUTLINE DRAWING Unit: inch / mm YD1008 WuXi YouDa Electronics Co., Ltd 4 of 4 Website: www.e-youda.com |
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