APA2609
APA2609 is 3W Stereo Class D Audio Power Amplifier and Class AB Headphone Driver manufactured by ANPEC.
APA2609/A
3W Stereo Class D Audio Power Amplifier and Class AB Headphone Driver (DC Volume Control, UVP, AGC)
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%
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