APA2603B amplifier equivalent, 2.5w stereo class-d audio power amplifier.
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Operating Voltage: 3.3V-5.5V High Efficiency 85% at PO=2.5W, 4Ω Speaker, VDD=5V Filter-Free Class-.
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Simplified Application Circuit
LCD TVs DVD Player Active Speakers
Stereo Input Signals RIN ROUT+ LIN .
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