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| NTE1112 Integrated Circuit Audio Power Amplifier, 4W @ 24V Description: The NTE1112 is an integrated monolithic circuit in a 14-lead DIP plastic package with external heat- sink. Features: D Output Power 2.2W (18V-16) D Low Quiescent Output Current D High Efficiency Absolute Maximum Ratings: (TA = +25C unless otherwise specified) Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27V Input Voltage (Note 1), Vi . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.5V to 27V Output Peak Current, IO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1A Power Dissipation (Tamb = 25C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.35W Storage and Junction Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55 to +150C Thermal Resistance Junction-Case, Rth j-case . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17C/W Thermal Resistance Junction-Ambient, Rth j-amb . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93C/W Note 1. For V < 27V, Vimax = Vs Electrical Characteristics: (Tamb = +25C unless otherwise specified) Parameter Total Quiescent Drain Current Quiescent Drain Current of Output Transistors Drain Current Input Bias Current Output Power Symbol Id Id Id Ib PO Vs = 12V Vs = 18V Vs = 12V Vs = 18V d = 10% Vs = 18V d = 3% Vs = 12V, RL = 8 Vs = 18V, RL = 16 Vs = 24V, RL = 50 d = 10% Internal Feedback Resistance RF Vs = 12V, RL = 8 Vs = 18V, RL = 16 RL = 16, PO = 2.2W, VS = 18V Test Conditions Min - - - - - - - - - 1.0 - - Typ 5.0 6.2 2.0 2.5 175 180 1.0 1.7 1.25 1.4 2.2 15 Max - - - - - - - - - - - - Unit mA mA mA mA mA nA W W W W W k Electrical Characteristics (Cont'd): (Tamb = +25C unless otherwise specified) Parameter Input Impedance Distortion Voltage Gain Symbol Zi d GV Vs = 18V Po = 50mW, f = 1kHz, RL = 16, Vs = 18 RF = 0, RL = 16, Vs = 18V Pin Connection Diagram (Front View) Test Conditions Min - - - Typ 150 0.1 72 Max - - - Unit k % dB Output N.C. GND N.C. GND N.C. Input 1 2 3 4 5 6 7 14 13 12 11 10 9 8 VCC N.C. Compensation N.C. Feedback N.C. Ripple Bypass 14 8 1 7 .785 (19.95) Max .200 (5.08) Max .300 (7.62) .100 (2.45) .600 (15.24) .099 (2.5) Min |
Price & Availability of NTE1112
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