Datasheet Summary
AiT Semiconductor Inc.
.ait-ic.
CLASS AB 1.25 W DIFFERENTIAL AUDIO POWER AMPLIFIER WITH INTERNAL FEEDBACK CIRCUIT
DESCRIPTION
Features
The A2211 is a fully differential audio power amplifier
Fully Differential Amplifier designed for portable munication device
Improved PSRR at 217Hz(VDD>3.0V): applications.
86dB(Typ.)
The A2211 is capable of delivering 1.25W of continuous average power to an 8Ω BTL load with less than 1% distortion (THD+N) from a 5V battery voltage. And operates from 2.2V to 5.5V.
Power Output at 5.0V & 1% THD: 1.25W(Typ.) Power Output at 3.6V & 1% THD: 0.6W(Typ.) Ultra Low Shutdown Current: 0.01uA(Typ.) Improved Pop & Click Circuitry...