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PA3011 Datasheet 3-w Stereo Audio Power Amplifier

Manufacturer: Unisonic Technologies

Overview: UNISONIC TECHNOLOGIES CO., LTD PA301 1 3-W STEREO AUDIO POWER AMPLIFIER WITH ADVANCED DC VOLUME CONTROL CMOS IC.

General Description

As a stereo audio speaker which is operating on a single 5.5V supply, the UTC PA3011 is capable of delivering 3W of output power per channel into 3Ω loads with less than 10% THD+N.

The speaker volume level is adjusted by applying a dc voltage to the VOLUME terminal.

When a dc voltage is applied, to avoid an unexpected high volume level through the headphones, a third terminal, SEMAX, limits the headphone volume level.

Key Features

  • DC volume control with 2-dB steps :-40 dB ~ 20 dB.
  • Fade mode.
  • Maximum volume setting for SE mode.
  • 3 W into 3Ω load.
  • MUX stereo input.

PA3011 Distributor