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LM4881 - Dual 200mW Headphone Amplifier

General Description

The LM4881 is a dual audio power amplifier capable of delivering 200mW of continuous average power into an 8Ω load with 0.1% THD+N from a 5V power supply.

Key Features

  • 1.
  • 23 VSSOP Surface Mount Packaging.
  • Unity-gain Stable.
  • External Gain Configuration Capability.
  • Thermal Shutdown Protection Circuitry.
  • No Bootstrap Capacitors, or Snubber Circuits are Necessary.

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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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LM4881 www.ti.com SNAS001D – SEPTEMBER 1997 – REVISED MAY 2013 LM4881 Dual 200 mW Headphone Amplifier with Shutdown Mode Check for Samples: LM4881 FEATURES 1 •23 VSSOP Surface Mount Packaging • Unity-gain Stable • External Gain Configuration Capability • Thermal Shutdown Protection Circuitry • No Bootstrap Capacitors, or Snubber Circuits are Necessary APPLICATIONS • Headphone Amplifier • Personal Computers • Microphone Preamplifier KEY SPECIFICATIONS • THD+N at 1kHz at 125mW Continuous Average Output Power into 8Ω 0.1% (max) • THD+N at 1kHz at 75mW Continuous 0.02% (typ) • Output Power at 10% THD+N at 1kHz into 8Ω 300 mW (typ) • Shutdown Current 0.7µA (typ) • Supply Voltage Range 2.7V to 5.