APA2609 - ANPEC

APA2609 3W Stereo Class D Audio Power Amplifier and Class AB Headphone Driver

 Operating Voltage: 3.1V-5.8V.  High Efficiency 85% at PO=3W, 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 : Internal set limit level AGC<0.27VDD  Under Vo.

Features

General Description
 Operating Voltage: 3.1V-5.8V.
 High Efficiency 85% at PO=3W, 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 : Internal set limit level AGC<0.27VDD
 Under Voltage Protection Function - Disable : Floating
 Output Power at THD+N=1% BTL mode - 2.55W at VDD=5V, RL=4Ω - 1.44W at VDD=5V, RL=8Ω SE mode - 75mW at VDD=5V, RL=32Ω. Output Power at THD+N=10% - 3.14W at VDD=5V, RL=4Ω. .