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| NTE1476 Integrated Circuit Audio Power Amplifier, 1.4W Description: The NTE1476 is an audio power amplifier in a 10-Lead SIP type package designed for use as a power amplifier in portable cassette tape recorder applications. Features: D Recommended Supply Voltage: VCC = 7.5V, 9.0V D Output Power: POUT = 1.4W (Typ) at VCC = 7.5V, RL = 4 POUT = 2.0W (Typ) at VCC = 9.0V, RL = 4 THD = 10% D Minimum Operating Voltage: VCC = 5.0V D Low Quiescent Current D Excellent Ripple Rejection D Built in Turn-On Muting Circuit Absolute Maximum Ratings: (TA = +25C) Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14V Output Current (Peak), IO(peak) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.8A Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5.0W Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -20 to +75C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55 to +150C Electrical Characteristics: (TA = +25C, RL = 4, Rg = 600, Rf = 150, f = 1kHz unless otherwise specified) Parameter Quiescent Current Symbol ICCQ VCC = 5V VCC = 9V VCC = 14V Output Power POUT THD = 10% VCC = 5V VCC = 7.5V VCC = 9V Test Conditions Min 55 7 - - - 1.5 Typ Max Unit - - - 0.65 1.4 2.0 - 30 35 - - - mA mA mA W W W Electrical Characteristics (Cont'd): (TA = +25C, RL = 4, Rg = 600, Rf = 150, f = 1kHz unless otherwise specified) Parameter Total Harmonic Distortion Open Loop Voltage Gain Closed Loop Voltage Gain Input Resistance Output Noise Voltage Symbol THD GVO GV RIN VNO Test Conditions POUT = 100mW VCC = 7.5V VCC = 9V VCC = 9V, Rf = 0, VIN = 0.245mVrms VCC = 9V, Rf = 150, VIN = 3.9mVrms VCC = 9V, VOUT = 1Vrms VCC = 9V, Rg =10k, BW = 50Hz to 20kHz Pin Connection Diagram (Front View) 10 Output 9 GND 8 50pf to Pin7 7 50pf to Pin8 6 Feedback 5 Input Low 4 Input High Min - - - - 25 - Typ Max Unit 0.35 0.35 72 46 30 - - 1.0 - - - 1.0 % % dB dB k mV 3 Bypass 2 Bypass 1 VCC 1.050 (26.67) Max .079 (2.0) .867 (22.0) .128 (3.2) Dia .276 (7.0) .433 (11.0) 1 10 .217 (5.5) .100 (2.54) .900 (22.8) |
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