LM4906 Datasheet - Texas Instruments

LM4906 Bypass-Capacitor-less Audio Amplifier

The LM4906 is an audio power amplifier primarily designed for demanding applications in mobile phones and other portable communication device applications. It is capable of delivering 1W of continuous average power to an 8Ω BTL load with less than 1% distortion (THD+N) from a +5V power supply. The L.

LM4906 Features

* 1

* 2 Selectable Gain of 6dB (2V/V) or 12dB (4V/V)

* No Output or PSRR Bypass Capacitors Required

* Improved “Click and Pop” Suppression Circuitry

* Very Fast Turn on Time: 5ms (Typ)

* Minimum External Components

* 2.6 - 5.5V Operation

* BTL Out

LM4906-etcTI.pdf