NTE1140 & NTE1141 Integrated Circuit Audio Power Amplifier Description: The NTE1140 and NTE1141 are integrated circuits in an 8−Lead DIP type package designed for high power and low noise audio power amplifier applications, and is suitable for use in car radio sets and small stereo sets. Features: D NTE1140: PO = 2.0W D NTE1141: PO = 1.5W Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) Supply Voltage (1), VCC1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20V Supply Voltage (2), VCC2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17V Supply Current, ICC(peak) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1A Power Dissipation (Note 1), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.9W Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −20° to +75°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −40° to +150°C Note 1. 30mm x 30mm x 1mm heat sink. Electrical Characteristics: (TA = +25°C, VCC = 13.2V, f = 1kHz, RL = 8Ω unless otherwise specified) Parameter Symbol Supply Current ICC Output Power NTE1140 PO Test Conditions Vi = 0 THD = 10% NTE1141 Total Harmonic Distortion Min Typ Max Unit 8 12 16 mA 1.5 2.0 − W 1.2 1.5 − W THD PO = 500mW − 0.5 1.5 % Audio Gain An PO = 500mW 51 − 56 dB Noise Voltage nn RG = 0Ω − 0.4 0.8 mV Pin Connection Diagram Input 1 8 Bypass Bypass 2 7 Bootstrap Frequency Compensation 3 6 VCC Frequency Compensation 4 5 Output Tab/GND 8 5 1 4 .550 (14.0) .038 (0.96) .197 (5.0) .300 (7.62) .252 (6.4) .126 (3.2) .100 (2.54) .100 (2.54)