NTE1180 Integrated Circuit Audio Power Amplifier, 1.5W Description: The NTE1180 is a linear integrated circuit with attached heat sink pin. The device is a 1.5W AF power amplifier. The device is suitable for FM/AM radio, cassette tape recorder, portable player or interphone use. Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11V Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.2W Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −20 to +70°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −40 to +150°C Electrical Characteristics: (TA = +25°C, VCC = 7.5V, RL = 4Ω, f = 1kHz unless otherwise specified) Parameter Min Typ Max Unit ICCO − 15 25 mA Voltage Gain VG 42 45 48 dB Output Power PO 0.95 1.5 − W − 0.5 1.5 % 12 20 − kΩ Rg = 10k − − 3 mV Rg = 0 − − 1.0 mV Circuit Current Total Harmonic Distortion Input Resistance Noise Output Voltage Symbol THD Test Conditions THD = 10% PO = 250mW Ri VNO Pin Connection Diagram (Front View) Output 1 14 N.C. 2 13 Ripple Filter Capacitor GND 3 12 Ripple Filter Capacitor Feedback Network 4 11 Feedback Network 5 10 Ripple Filter Series RC Network 6 9 Audio Input N.C. 7 8 N.C. .099 (2.52) 14 VCC N.C. 8 .252 (6.45) 1 .082 (2.1) Dia .265 (6.5) 7 .300 (7.62) .748 (19.0) .167 (4.26) .100 (2.54) .236 (6.0) .137 (3.5)