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NTE7011

Integrated Circuit 20W Audio Power Amplifier Circuit

NTE Electronics 

NTE7011

Integrated Circuit

20W Audio Power Amplifier Circuit

Description:

The NTE7011 is an integrated circuit in a 12−Lead SIP type package designed for use as a BTL power

amplifier with built−in headphone amp for portable stereo applications. Typical applications include

portable component stereos, car stereo, radio cassette recorders, and TV sound multiplex output.

Features:

D Low Quiescent Current, Low Distortion, Low Noise, High Output Power

D Wide Supply Voltage range: VCC = 6 to 26V

D Built−In Muting Circuit

D Built−In Protection Circuits:

Temperature, Surge, Overcurrent

D Built−In Headphone Amplifier Circuit

Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)

Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26V

Peak Supply Voltage, VCC(surge) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50V

Supply Current, ICC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4A

Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35.7W

Operating Ambient Temperature, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −30°to +75°C

Storage Temperature, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −55° to +150°C

Electrical Characteristics: (VCC = 15V, f = 1kHz, TA = +25°C unless otherwise specified)

Parameter

Symbol

Test Conditions

Min Typ Max Unit

Quiescent Circuit Current

ICQ Vi = 0, RL = 4Ω

− 45 75 mA

Power Amplifier

Output Noise Voltage

Voltage Gain

Total Harmonic Distortion

Vno

GV

THD

Rg = 10kΩ, f = 15Hz, to 30kHz,

12dB/OCT, RL = 4Ω

Vi = 5mV, RL = 4Ω

Vi = 5mV, RL = 4Ω

− 0.6 1.0 mV

48.5 50.5 52.5 dB

− 0.15 0.5 %

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