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PAM8901 - 25mW TRUE CAP FREE STEREO HEADPHONE AMPLIFIER

General Description

The PAM8901 stereo headphone driver is designed for portable equipment where board space is at a premium.

Key Features

  • Patent Pending 3 phase power line shift.
  • charge pump Eliminates Need for DC-Blocking Capacitors.
  • TrueCapFree Architecture, Output Biased at 0V (System Ground).
  • Excellent Low Frequency Fidelity.
  • 80dB PSRR at 1kHz.
  • Less than 1uA Shutdown current.
  • Support both Fully differential and Single-Ended Inputs.
  • Short Circuit and Over Temperature Protection.
  • Selectable Gain settings:-6dB,0dB,3dB and 6dB.
  • Available in.

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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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NOT RECOMMENDED FOR NEW DESIGN USE PAM8908 PAM8901 25mW TRUE CAP FREE STEREO HEADPHONE AMPLIFIER Description The PAM8901 stereo headphone driver is designed for portable equipment where board space is at a premium. The PAM8901 uses a unique, patent pending architecture to produce a ground-referenced output from a single supply, eliminating the need for large DC-blocking capacitors, saving cost, board space, and component height. The PAM8901 delivers up to 25mW per channel into a 16Ω load and has low 0.03% THD+N. A high power-supply rejection ratio (80dB at 1kHz) allows this device to operate from noisy digital supplies without an additional linear regulator. The PAM8901 operates from a single supply from 2.5V t o 5.5V, has short-circuit and over temperature protection.