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| NTE1381 Integrated Circuit Audio Power Amp, 2.1W Features: D High Power Output at Low Voltage: PO = 2.1W Typ (9V, 4) D Low Quiescent Current Absolute Maximum Ratings: (TA = +25C unless oherwise specified) Maximum Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13V Peak Supply Current, ICC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.5A Power Dissipation, PD No Heat Sink . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.2W With Heat Sink . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.25W Operating Temperature Range,Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -20 to +70C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -40 to +150C Electrical Characteristics: (TA = +25C, VCC = 9V, RL = 4, f = 1kHz unless otherwise specified) Parameter Quiescent Circuit Current Open Loop Voltage Gain Closed Loop Voltage Gain Output Power Total Harmonic Distortion Output Noise Voltage Input Impedance Symbol ICQ GVO GVC PO THD VNO Zi Vi = 0 Vi = 0.2mV Vi = 5mV THD = 10% VCC = 9V, RL = 8, THD = 10% Vi = 5mV Rg = 10k Test Conditions Min - - 42 0.63 1.3 - - - 12 Typ 15 70 45 0.89 2.1 1.4 0.5 - 20 Max 25 - 48 1.25 - - 1.5 3 - Unit mA dB dB V W W % mV k Pin Connection Diagram Decoupling Input Ripple Filter N.C. Ripple Filter Bootstrap VCC 1 2 3 4 5 6 7 Tab 14 N.C. 13 NFB 12 Phase Comp 11 Phase Comp 10 GND 9 8 N.C. Output .083 (2.1) Dia .768 (19.5) 7 .261 (6.6) 1 .256 (6.5) 8 .067 (1.7) 1.004 (25.5) 14 .200 (5.08) .300 (7.62) .149 (3.8) .110 (2.79) .055 (1.4) 3 - 15 .020 (.508) .600 (15.24) .142 (3.6) |
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