KA2201 1.2W AUDIO POWER AMP - Datasheet Catalog
KA2201 1.2W AUDIO POWER AMP - Datasheet Catalog
KA2201 1.2W AUDIO POWER AMP - Datasheet Catalog
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<strong>KA2201</strong><strong>1.2W</strong> <strong>AUDIO</strong> <strong>POWER</strong> <strong>AMP</strong>INTRODUCTIONThe <strong>KA2201</strong> is a monolithic integrated audio amplifier. It is designedfor audio frequency class B amplifier.8-DIP-300FEATURES• Wide operating supply voltage: V CC = 3V~ 14V• Medium output power.P O =<strong>1.2W</strong> at V CC =9V, R L =8Ω, THD = 10%.• Low quiescent circuit current (I CCQ = 4mA: Typ).• Good ripple rejection.• Minimum number of external parts required.ORDERING INFORMATIONBLOCK DIAGRAMDevice Package Operating Temperature<strong>KA2201</strong> 8-DIP-300 -20°C ~ + 70°CFig. 1
<strong>KA2201</strong><strong>1.2W</strong> <strong>AUDIO</strong> <strong>POWER</strong> <strong>AMP</strong>ABSOLUTE MAXIMUM RATINGSCharacteristic Symbol value UnitSupply VoltageOutput Peak CurrentPower DissipationOperating TemperatureStorage TemperatureV CCI PKP D161.51.25T OPR- 20 ~ + 70T STG - 40 ~ + 150VAW°C°CELECTRICAL CHARACTERISTICS(Ta = 25°C, V CC = 9V, f = 1KHz, R G = 600Ω, R F = 120Ω, R L = 8Ω, unless otherwise specified)Characteristic Symbol Test Conditions Min Typ Max UnitQuiescent Circuit Current I CCQ V I = 0 4 12 mAOutput Power P OV CC = 9V, R L = 4Ω, THD = 10%V CC = 9V, R L = 8Ω, THD = 10%V CC = 6V, R L = 4Ω, THD = 10%V CC = 6V, R L = 8Ω, THD =10%V CC = 12V, R L = 8Ω, THD =10%Total Harmonic Distortion THD P O = 500mW 0.3 1.0 %Open Loop Voltage Gain G VO R F = 0 75 dBClosed Loop Voltage Gain G VC R F = 120Ω 33 36 39 dBInput Resistance R I 5 MΩOutput Noise Voltage V NOR G = 10KΩBW (-3dB) = 50Hz~20KHz0.90.41.61.20.750.52W0.3 1.0 mV
<strong>KA2201</strong><strong>1.2W</strong> <strong>AUDIO</strong> <strong>POWER</strong> <strong>AMP</strong>
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