Filterless High Efficiency Mono 3 W Class-D Audio Amplifier
Filterless High Efficiency Mono 3 W Class-D Audio Amplifier
SSM2311
FEATURES
Filterless Class-D amplifier with Σ-Δ modu...
Description
Filterless High Efficiency Mono 3 W Class-D Audio Amplifier
SSM2311
FEATURES
Filterless Class-D amplifier with Σ-Δ modulation No sync necessary when using multiple Analog Devices, Inc.,
Class-D amplifiers 3 W into 3 Ω load and 1.4 W into 8 Ω load at 5.0 V supply with
less than 10% total harmonic distortion (THD) 90% efficiency at 5.0 V, 1.4 W into 8 Ω speaker Better than 98 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 Default fixed 18 dB or user-adjustable gain setting
APPLICATIONS
Mobile phones MP3 players Portable gaming Portable electronics Educational toys
GENERAL DESCRIPTION
The SSM2311 is a fully integrated, high efficiency, Class-D audio amplifier. It is designed to maximize performance for mobile phone applications. The application circuit requires a minimum ...
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