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APA2605 - 2.8W Stereo Class-D Audio Power Amplifier

General Description

The APA2605 is a stereo, high efficiency, filter-free ClassD audio amplifier available in SOP-18, SSOP-24, SSOP-24P, and QFN4x4-20A packages.

The APA2605 provides the precise DC volume control, the gain range is from -80dB (V VOLUME =0V) to +20dB (VVOLUME=5V) with 64 steps precise control.

Key Features

  • Operating Voltage: 3.3V-5.5V High Efficiency 85% at PO=2.8W, 4 Ω 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 Output Power at THD+N=1%.
  • 2.3W at VDD=5V, RL=4Ω.
  • 1.3W at VDD=5V, RL=8Ω Output Power at THD+N=10%.
  • 2.8W at VDD=5V, RL=4Ω General.

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Datasheet Details

Part number APA2605
Manufacturer ANPEC
File Size 639.51 KB
Description 2.8W Stereo Class-D Audio Power Amplifier
Datasheet download datasheet APA2605 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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APA2605 2.8W Stereo Class-D Audio Power Amplifier (with DC Volume Control, AGC Function) Features • • • • • • • Operating Voltage: 3.3V-5.5V High Efficiency 85% at PO=2.8W, 4 Ω 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 Output Power at THD+N=1% – 2.3W at VDD=5V, RL=4Ω – 1.3W at VDD=5V, RL=8Ω Output Power at THD+N=10% – 2.8W at VDD=5V, RL=4Ω General Description The APA2605 is a stereo, high efficiency, filter-free ClassD audio amplifier available in SOP-18, SSOP-24, SSOP-24P, and QFN4x4-20A packages. The APA2605 provides the precise DC volume control, the gain range is from -80dB (V VOLUME =0V) to +20dB (VVOLUME=5V) with 64 steps precise control.