NTE1081A Integrated Circuit Audio Power Amplifier, 4.8W Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) Supply Voltage, VCC Zero Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20V Operating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17V Collector Current, ICC(Peak) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.5A Power Dissipation (with external heat sink), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7W Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −20° to +75°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −40° to +150°C Electrical Characteristics: (TA = +25°C, VCC = 13.2V, f = 1kHz, RL = 4Ω, unless otherwise specified) Symbol Parameter Test Conditions Min Typ Max Unit Standby Current ICC Zero Input 15 28 45 mA Output Power PO THD = 10% 4.0 4.8 − W THD PO = 0.5W − 0.6 1.2 % 49.0 51.5 52.0 dB − 1.4 4.0 mV Total Harmonic Distortion Closed−Loop Voltage Gain GV Output Noise Level VNO Rg = ∞ Pin Connection Diagram .985 (25.0) .532 (13.5) 10 Output 9 N.C. 8 GND 7 Feedback 6 Input 5 Phase Compensation 4 Phase Compensation 3 Bootstrap 2 Phase Compensation 1 VCC .158 (4.0) .886 (22.5) .160 (4.0) Dia (3 Holes) .729 (18.5) 1 10 .413 (10.5) .100 (2.54) .900 (22.8) 1.040 (26.4) .394 (10.0)