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AF4890 Datasheet 1 Watt CLASS-AB Audio Power Amplifier

Manufacturer: AFSEMI

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Datasheet Details

Part number AF4890
Manufacturer AFSEMI
File Size 1.01 MB
Description 1 Watt CLASS-AB Audio Power Amplifier
Download AF4890 Download (PDF)

General Description

The AF4890 is an audio power amplifier primarily designed for demanding applications in mobile phones and other portable communication device applications.

It is capable of delivering 1 watt of continuous average power to an 8Ω BTL load with less than 1% distortion (THD+N) from a 5V DC power supply.

Boomer audio power amplifiers were designed specifically to provide high quality output power with a minimal amount of external components.

Overview

AF4890 1 Watt CLASS-AB Audio Power Amplifier z.

Key Features

  • PSRR at 217Hz, VDD = 5V (Fig. 1) 62dB(typ. ) Power Output at 5.0V & 1% THD 1W(typ. ) Power Output at 3.3V & 1% THD 400mW(typ. ) Shutdown Current 0.1μA(typ. ) z General.

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