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SSM2305 - Filterless High Efficiency Mono 2.8 W Class-D Audio Amplifier

General Description

The SSM2305 is a fully integrated, high efficiency, Class-D audio amplifier designed to maximize performance for mobile phone applications.

The application circuit requires a minimum of external components and operates from a single 2.5 V to 5.5 V supply.

Key Features

  • Filterless Class-D amplifier with Σ-Δ modulation No sync necessary when using multiple Class-D amplifiers from Analog Devices, Inc. 2.8 W into 4 Ω load and 1.6 W into 8 Ω load at 5.0 V supply with 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 8-lead, 3 mm × 3 mm LFCSP and MSOP Pop-and-click suppress.

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Datasheet Details

Part number SSM2305
Manufacturer Analog Devices
File Size 419.82 KB
Description Filterless High Efficiency Mono 2.8 W Class-D Audio Amplifier
Datasheet download datasheet SSM2305 Datasheet

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Other Datasheets by Analog Devices

Part Number Description
SSM2301 Filterless High Efficiency Mono 1.4 W Class-D Audio Amplifier
SSM2302 Filterless High Efficiency Class-D Stereo Audio Amplifier
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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Filterless High Efficiency Mono 2.8 W Class-D Audio Amplifier SSM2305 FEATURES Filterless Class-D amplifier with Σ-Δ modulation No sync necessary when using multiple Class-D amplifiers from Analog Devices, Inc. 2.8 W into 4 Ω load and 1.6 W into 8 Ω load at 5.0 V supply with <10% total harmonic distortion (THD) 89% efficiency at 5.0 V, 1.3 W into 8 Ω speaker >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 8-lead, 3 mm × 3 mm LFCSP and MSOP Pop-and-click suppression Built-in resistors reduce board component count Fixed and user-adjustable gain configurations The SSM2305 features a high efficiency, low noise modulation scheme that does not require external LC output filters.