NTE7040

NTE7040 Integrated Circuit Audio Power Amplifier, 20W Features: D High Output Power: 20W Typ (±B1 = ±22V, RL = 8Ω, f = 20Hz to 20kHz, THD = 1%) 18W Typ (±B1 = ±22V, RL = 8Ω, f = 20Hz to 20kHz, THD = 0.5%) where: ±B1: Supply Voltage, RL: Load Frequency, f: Frequency, THD: Total Harmonic Distortion, ±B2 = 25V constant D Very Low Harmonic and Crossover Distortion: 0.02% Typ (±B1 = ±22V, RL = 8Ω, f = 1kHz, Pout = 2W) 0.04% Typ (±B1 = ±22V, RL = 8Ω, f = 20Hz to 20kHz, Pout = 2W) D Wide Frequency Range: From 5Hz to 120kHz (at –1dB frequency response) D Thermal Shut–down Circuit Included D Muting Circuit Included Absolute Maximum Ratings: (TA = +25°C unless otherwise specified) Positive Supply Voltage (Note 1), +B1, +B2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30V Negative Supply Voltage (Note 1), –B1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –30V Output Current, IO(peak) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.5A Input Voltage, Vi(peak) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±10V Power Dissipation (TC = +60°C), PT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30W Junction Temperature, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +150°C Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +70°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55° to +125°C Thermal Resistance, Junction–to–Case, RthJC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.5°C/W Note 1. Standard operating voltages are as follows: +B2 = +25V, ±B1 = ±22V, ±19V Electrical Characteristics: (TA = +25°C, ±B1 = ±25V, +B2 = 25V, RL = 8Ω, Rg = 600Ω unless otherwise specified) Parameter Quiescent Current Symbol +IQ1 +IQ2 –IQ1 Output Offset Voltage Input Resistance Voltage Gain (Closed Loop) Voltage Gain (Open Loop) Output Power Total Harmonic Distortion Output Noise Voltage Supply Voltage Rejection Ratio ∆VO Rin GV GV(OL) PO1 PO2 THD Vn SVR Vin = 0 Test Conditions between +B1 and Pin5 between +B2 and Pin6 between –B1 and Pin12 Vin = 0, between Pin3 and GND f = 1kHz, R102 = 56kΩ f = 1kHz, R103 = 680Ω, R104 = 56kΩ f = 1kHz, R103 = 0 f = 20kHz, THD = 0.5%, RL = 8Ω Note 2 THD = 0.7%, RL = 4Ω f = 20kHz, Pout = 2W Rg = 5.1kΩ, BW = 20Hz to 20kHz Rg = 5.1kΩ, fripple = 100Hz (at Pin12) Min 20 – – – – – – 15 15 – – 52 Typ 60 – – 0 55 38 88 18 18 Max 120 22 152 ±0.1 – – – – – Unit mA mA mA V kΩ dB dB W W % mV dB 0.04 0.20 0.35 0.50 60 – Note 2. Standard test conditions are as follows: PO1: ±B1 = ±22V, PO2: ±B1 = ±19V Pin Connection Diagram (Front View) 12 GND 11 Ripple Rejection 10 Input 9 Input 8 Compensation G N D 7 Compensation 6 Muting Input 5 VCC 4 N.C. 3 Output 2 N.C. 1 N.C. 1.230 (31.2) 1.100 (28.0) .787 (20.0) .161 (4.1) Dia .142 (3.6) Dia .059 (1.5) Max .630 (16.0) Max 1 12 .276 (7.0) Min .150 (3.81) Max .100 (2.54)