LM4755

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SNAS010E – FEBRUARY 1999 – REVISED APRIL 2013

LM4755 Stereo 11W Audio Power Amplifier with Mute

Check for Samples: LM4755

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FEATURES

DESCRIPTION

The LM4755 is a stereo audio amplifier capable of

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•

Drives 4

Ω and 8Ω Loads

delivering 11W per channel of continuous average

•

Integrated Mute Function

output power to a 4

Ω load or 7W per channel into 8Ω

•

Internal Gain Resistors

using a single 24V supply at 10% THD+N. The

internal mute circuit and pre-set gain resistors provide

•

Minimal External Components Needed

for a very economical design solution.

•

Single Supply Operation

Output power specifications at both 20V and 24V

•

Internal Current Limiting and Thermal

supplies and low external component count offer high

Protection

value to consumer electronic manufacturers for

•

Compact 9-lead TO-220 Package

stereo TV and compact stereo applications. The

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Wide Supply Range 9V - 40V

LM4755 is specifically designed for single supply

operation.

APPLICATIONS

•

Stereos TVs

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Compact Stereos

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Mini Component Stereos

KEY SPECIFICATIONS

•

Output Power at 10% THD with 1kHz into 4

Ω at

•

Output Power at 10% THD with 1kHz into 8

Ω at

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Closed Loop Gain 34 dB (typ)

•

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Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

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PRODUCTION DATA information is current as of publication date.

Copyright © 1999–2013, Texas Instruments Incorporated

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.