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LM49150 - Mono Class D Audio Subsystem

General Description

The LM49150 is a fully integrated audio subsystem designed for portable handheld applications such as cellular phones.

Part of TI's PowerWise™ product family, the LM49150 consumes very low power in the various modes of operation and still providing great audio performance.

Key Features

  • 1.
  • 23 E2S Class D Amplifier.
  • Ground Referenced Headphone Outputs.
  • Eliminates Output Coupling Capacitors.
  • I2C Volume and Mode Control.
  • Mono Earpiece Amplifier.
  • Flexible Output for Speaker and Headphone Output.
  • 20.
  • Bump DSBGA Package.
  • Soft Enable Function.
  • “Click and Pop” Suppression Circuitry.
  • Thermal Shutdown Protection.
  • Low Supply Current.
  • Micro-Power Shutdown KEY.

📥 Download Datasheet

📁 Similar Datasheet

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Other Datasheets by Texas Instruments

Part Number Description
LM49150TLEVAL Mono Class D Audio Subsystem
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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.

View original datasheet text
LM49150, LM49150TLEVAL www.ti.com SNAS439C – AUGUST 2008 – REVISED MAY 2013 LM49150 Mono Class D Audio Subsystem with Earpiece Driver and Stereo Ground Referenced Headphone Amplifiers Check for Samples: LM49150, LM49150TLEVAL FEATURES 1 •23 E2S Class D Amplifier • Ground Referenced Headphone Outputs — Eliminates Output Coupling Capacitors • I2C Volume and Mode Control • Mono Earpiece Amplifier • Flexible Output for Speaker and Headphone Output • 20–Bump DSBGA Package • Soft Enable Function • “Click and Pop” Suppression Circuitry • Thermal Shutdown Protection • Low Supply Current • Micro-Power Shutdown KEY SPECIFICATIONS • Output power at VDD = 5V: – Speaker: RL = 8Ω BTL, THD+N ≤ 1%: 1.