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RT5509 Datasheet Speaker Amplifier

Manufacturer: Richtek

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Datasheet Details

Part number RT5509
Manufacturer Richtek
File Size 3.01 MB
Description Speaker Amplifier
Datasheet download datasheet RT5509 Datasheet

General Description

The RT5509 is a mono BTL class-D amplifier with cutting-edge speaker protection algorithm.

Also, a built-in DC-DC step-up converter is used to provide efficient power for class-D amplifier.

I2S interface supports two different audio sources while a pair of auxiliary DATAI/O is used for stereo mode or pass-through application.

Overview

RT5509 Speaker Amplifier with Speaker Protection General.

Key Features

  • Class-D Speaker AMP.
  • 4.3W Output Power @ 9.5V, 8 Load, THD < 1%.
  • 0/3/6/9/12/15/18dB Boost Gain.
  • 20V Output Noise @ 0dB Gain.
  • Boost Converter.
  • Adaptive Boost for Speaker, Boost from Battery Supply Up to Programmed Voltage, Max 9.5V.
  • Power Modes : Adaptive Boost, Fixed Boost, Bypass Mode.
  • Switching Frequency 2MHz, Maximum Output Current 1.5A.
  • Support CCM / DCM Compensation, Feedback AD.
  • Digital Part : Voltage Loop in Boost Mode.
  • Digital.

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