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| DUAL LOW VOLTAGE POWER AMP S1A2209A01 INTRODUCTION The S1A2209A01 is a monolithic integrated audio amplifier in an 8-pin plastic dualinline package. It is designed for use in portable cassette tape players and radios. 8-DIP-300 FEATURES * * * * Wide range of operating supply voltage: VCC = 1.8V -- 9V Low crossover distortion Low quiescent circuit current Bridge/stereo configuration 8-SOP-225 ORDERING INFORMATION Device S1A2209A01-D0B0 S1A2209A01-S0B0 Package 8-DIP-300 8-SOP-225 Operating Temperature -20C -- +70C BLOCK DIAGRAM NF1 IN1 IN2 NF2 8 7 6 5 - + BIAS + - CIRCUIT 1 OUT1 2 VCC 3 OUT2 4 GND 1 S1A2209A01 DUAL LOW VOLTAGE POWER AMP ABSOLUTE MAXIMUM RATINGS (Ta = 25C) Characteristic Supply Voltage Output Peak Current Power Dissipation Operating Temperature Storage Temperature Symbol VCC IPK PD TOPR TSTG Value 15 1 at TAMB = 50C 1.0 at TCASE = 50C 1.4 - 20 -- + 70 - 40 -- +150 C C Unit V A W ELECTRICAL CHARACTERISTICS (Ta = 25C, Vcc = 6V, f = 1kHz, unless otherwise specified) Characteristic Operating Voltage Quiescent Circuit Current Closed Loop Voltage Gain Channel Balance Symbol Vcc ICCQ Gvc CB VI = 0 Stereo Bridge Stereo Stereo Output Power PO Bridge VCC = 6V, RL = 4, THD=10% VCC = 3V, RL = 4, THD=10% VCC = 6V, RL = 8, THD=10% VCC = 3V, RL = 4, THD=10% Total Harmonic Distortion Ripple Rejection Ratio Output Noise Voltage Cross Talk Input Resistance THD RR VNO CT RI Stereo, RL = 8, PO = 0.2W Bridge, RL = 8, PO = 0.5W Stereo, f =100Hz, C3 = 100uF Stereo, BW (-3dB) = 20Hz -- 20kHz Stereo, f = 1kHz - Test Conditions - Min. 1.8 - - - -1 0.4 - 0.9 - - - 24 - - 100 Typ. - 6 40 40 0 0.65 0.11 1.35 0.35 0.3 0.2 30 0.5 50 - Max. 9 - - - 1 - - - - - - - 2.0 - - Unit V mA dB dB dB W W W W % % dB mV dB k 2 DUAL LOW VOLTAGE POWER AMP S1A2209A01 TEST CIRCUIT 1 STEREO INPUT1 100F 10k 10k 100F INPUT2 8 7 6 5 - + + - 1 2 3 4 Vcc 470F 100 F 470F OUTPUT1 0.1F RL 4.7 RL 0.1F 4.7 OUTPUT2 3 S1A2209A01 DUAL LOW VOLTAGE POWER AMP TEST CIRCUIT 2 BRIDGE 10 F INPUT 10k 0.001 F 8 7 6 5 - + + - 1 2 3 4 Vcc 0.1 F 4.7 RL 100 F 0.1 F 4.7 4 |
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