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LM4809LQBD - Dual 105mW Headphone Amplifier

Download the LM4809LQBD datasheet PDF. This datasheet also covers the LM4809 variant, as both devices belong to the same dual 105mw headphone amplifier family and are provided as variant models within a single manufacturer datasheet.

General Description

The LM4809 is a dual audio power amplifier capable of delivering 105mW per channel of continuous average power into a 16Ω load with 0.1% (THD+N) from a 5V power supply.

Key Features

  • 1.
  • 2 Active-Low Shutdown Mode.
  • "Click and Pop" Reduction Circuitry.
  • Low Shutdown Current.
  • WSON, MSOP, and SOIC Surface Mount Packaging.
  • No Bootstrap Capacitors Required.
  • Unity-Gain Stable.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (LM4809-etcTI.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

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Other Datasheets by Texas Instruments

Part Number Description
LM4809 Dual 105mW Headphone Amplifier
LM4802B Audio Power Amplifier
LM4802BLQBD Audio Power Amplifier
LM4804 Low Voltage High Power Audio Power Amplifier
LM4808 Low Voltage High Power Audio Power Amplifier

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
LM4809, LM4809LQBD www.ti.com SNAS126F – FEBRUARY 2001 – REVISED APRIL 2013 LM4809 Dual 105mW Headphone Amplifier with ActiveLow Shutdown Mode Check for Samples: LM4809, LM4809LQBD FEATURES 1 •2 Active-Low Shutdown Mode • "Click and Pop" Reduction Circuitry • Low Shutdown Current • WSON, MSOP, and SOIC Surface Mount Packaging • No Bootstrap Capacitors Required • Unity-Gain Stable APPLICATIONS • Headphone Amplifier • Personal Computers • Microphone Preamplifier • PDA's KEY SPECIFICATIONS • THD+N at 1kHz at 105mW Continuous Average Power into 16Ω 0.1% (typ) • THD+N at 1kHz at 70mW Continuous Average Power into 32Ω 0.1% (typ) • Shutdown Current 0.