Datasheet Summary
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
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