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LM4911 - Stereo 40mW Low Noise Headphone Amplifier

General Description

The LM4911/LM4911Q is an stereo audio power amplifier capable of delivering 40mW per channel of continuous average power into a 16Ω load or 25mW per channel into a 32Ω load at 1% THD+N from a 3V power supply.

Key Features

  • 1.
  • 2 OCL or Capacitively Coupled Outputs (Patent Pending).
  • External Gain-Setting Capability.
  • Available in Space-Saving VSSOP and WSON Packages.
  • Ultra Low Current Shutdown Mode.
  • Mute Mode Allows Fast Turn-on (1ms) with Less Than 1mV Change on Outputs.
  • 2V - 5.5V Operation.
  • Ultra Low Noise.
  • LM4911QMM is an Automotive Grade Product that is AEC-Q100 Grade 2 Qualified.

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📁 Similar Datasheet

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LM4911 Stereo 40mW Low Noise Headphone Amplifier National Semiconductor
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Other Datasheets by Texas Instruments

Part Number Description
LM4911Q Stereo 40mW Low Noise Headphone Amplifier
LM4910 Output Capacitor-less Stereo 35mW Headphone Amplifier
LM49100 Mono Class AB Audio Sub-System
LM49101 Mono Class AB Audio Subsystem
LM49120 Audio Sub-System

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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LM4911, LM4911Q www.ti.com SNAS152M – MAY 2004 – REVISED JUNE 2011 LM4911/LM4911Q Stereo 40mW Low Noise Headphone Amplifier with Selectable Capacitive Coupled or OCL Output Check for Samples: LM4911, LM4911Q FEATURES 1 •2 OCL or Capacitively Coupled Outputs (Patent Pending) • External Gain-Setting Capability • Available in Space-Saving VSSOP and WSON Packages • Ultra Low Current Shutdown Mode • Mute Mode Allows Fast Turn-on (1ms) with Less Than 1mV Change on Outputs • 2V - 5.5V Operation • Ultra Low Noise • LM4911QMM is an Automotive Grade Product that is AEC-Q100 Grade 2 Qualified. APPLICATIONS • Portable CD Players • PDAs • Portable Electronics Devices • Automotive KEY SPECIFICATIONS • PSRR at 217Hz and 1kHz 65 dB (typ) • Output Power at 1kHz with VDD = 2.