LM4808

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SNAS051D – FEBRUARY 2000 – REVISED MAY 2013

LM4808

Low Voltage High Power Audio Power Amplifier

Check for Samples: LM4808

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FEATURES

DESCRIPTION

The LM4808 is a dual audio power amplifier capable

2

•

WSON, VSSOP, and SOIC Surface Mount

of delivering 105mW per channel of continuous

Packaging

average power into a 16

Ω load with 0.1% (THD+N)

•

Switch On/Off Click Suppression

from a 5V power supply.

•

Excellent Power Supply Ripple Rejection

Boomer

audio

power

amplifiers

were

designed

•

Unity-Gain Stable

specifically to provide high quality output power with a

minimal

amount

of

external

components

using

•

Minimum External Components

surface mount packaging. Since the LM4808 does

not require bootstrap capacitors or snubber networks,

APPLICATIONS

it is optimally suited for low-power portable systems.

•

Headphone Amplifier

The unity-gain stable LM4808 can be configured by

•

Personal Computers

external gain-setting resistors.

•

Portable Electronic Devices

KEY SPECIFICATIONS

•

THD+N at 1kHz at 105mW Continuous Average

Output Power Into 16

Ω 0.1 % (typ)

•

THD+N at 1kHz at 70mW Continuous Average

Output Power Into 32

Ω 0.1 % (typ)

•

Output Power at 0.1% THD+N at 1kHz Into 32

Ω

70 mW (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.

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Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.