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- Filterless Class-D amplifier with Σ-Δ modulation
- Automatic level control (ALC) improves dynamic range and prevents clipping
- 3 W into 3 Ω load and 1.4 W into 8 Ω load at 5.0 V supply with <10% total harmonic distortion (ALC off)
- 700 mW into 8 Ω load at 4.2 V supply (ALC 80%)
- 93% efficiency at 5.0 V, 1.4 W into 8 Ω speaker
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- >93 dB signal-to-noise ratio (SNR)
- Single-supply operation from 2.5 V to 5.5 V
- 20 nA ultralow shutdown current
- Short-circuit and thermal protection
- Available in 9-ball, 1.5 mm × 1.5 mm WLCSP
- Pop-and-click suppression
- Built-in resistors reduce board component count
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