APA2605 - ANPEC

APA2605 2.8W Stereo Class-D Audio Power Amplifier

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. It’ s easy to get the suitable amplifier’ s gain with the 64 steps ga.

Features

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• 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 cont.