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AUD4990 - 2W Audio Power Amplifier

Description

The AUD4990 is an audio power amplifier for mobile phone and other portable electronic device applications.

Features

  • circuitry that eliminates pop-and-click noise whenever the device is turned on or off. Key Specifications Wide Power Supply Voltage Range Typical THD at 1W, 8Ω High PSRR Low Quiescent Current 2.7V < VDD < 5.5 0.2% (typ) 68 dB (typ) 2.5 mA (typ) Features Space Saving Thermal Package Active High or Low Shutdown Mode External Gain Configuration Stable Unity Gain Can Drive CL up to 200pF.

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Datasheet Details

Part number AUD4990
Manufacturer Analog Express
File Size 889.76 KB
Description 2W Audio Power Amplifier
Datasheet download datasheet AUD4990 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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AUD4990 2W Audio Power Amplifier with Selectable Shutdown October 2008 AUD4990 2W Audio Power Amplifier with Selectable Shutdown General Description The AUD4990 is an audio power amplifier for mobile phone and other portable electronic device applications. It can deliver 1.3 watts of continuous average power to an 8 ohm BTL (bridge tied load) and 2 watts of continuous average power to a 4 ohm BTL, with less than 1% distortion from a 5V DC power supply. The AUD4990 is specifically designed to provide high output power with a minimal amount of external components. It requires no output coupling capacitors, for instance.
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