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APA2603A - 2.8W Stereo Class-D Audio Power Amplifier and Class AB Headphone Driver

General Description

Operating Voltage: 3.3V-5.5V High Efficiency 85% at P =2.8W, O 4Ω Speaker, VDD=5V Filter-Free Class-D Amplifier Low Shutdown Current - IDD=1µA at VDD=5V 64 Steps Volume Adjustable from -80dB to +20dB by DC Voltage with Hysteresis

Key Features

  • General.

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Datasheet Details

Part number APA2603A
Manufacturer ANPEC
File Size 509.10 KB
Description 2.8W Stereo Class-D Audio Power Amplifier and Class AB Headphone Driver
Datasheet download datasheet APA2603A Datasheet

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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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APA2603A 2.8W Stereo Class-D Audio Power Amplifier and Class AB Headphone Driver (DC Volume Control, UVP, AGC Function) Features General Description • Operating Voltage: 3.3V-5.5V • High Efficiency 85% at P =2.8W, O 4Ω Speaker, VDD=5V • Filter-Free Class-D Amplifier • Low Shutdown Current - IDD=1µA at VDD=5V • 64 Steps Volume Adjustable from -80dB to +20dB by DC Voltage with Hysteresis • AGC (Non-Clip) Function - Disable : 0.45VDD~VDD, Floating - Max, Power : GND • UVP Function - Disable : Floating • Output Power at THD+N=1% BTL Mode - 2.25W at V =5V, DD RL=4Ω - 1.3W at V =5V, DD RL=8Ω SE Mode - 68mW at V =5V, DD RL=32Ω Output Power at THD+N=10% - 2.8W at VDD=5V, RL=4Ω - 1.