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TPA0172 - 2-W Stereo Audio Power Amplifier

General Description

The TPA0172 is a stereo audio power amplifier in a 24-pin TSSOP thermally enhanced package capable of delivering 2 W of continuous RMS power per channel into 4-Ω loads.

Key Features

  • When driving 1 W into 8-Ω speakers, the TPA0172 has less than 0.2% THD+N from 20 Hz to 20 kHz. Included within this device is integrated depop circuitry that virtually eliminates transients that cause noise in the speakers at power up, power down, and while transitioning in and out of shutdown mode. The overall gain of the amplifier is controlled digitally by the volume control registers which are programmed via the I2C interface. At power up, the amplifier defaults to.
  • 60 dB in BTL mod.

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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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D I2C Bus Controllable D 2-W/Ch Output Power Into 4-Ω Load D Low Supply Current and Shutdown Current D Depop Circuitry D Digital Volume Control From 20 dB to −60 dB D Internal Gain Control, Which Eliminates External Gain-Setting Resistors D Fully Differential Input D Stereo Input MUX D PC-Beep Input D Compatible With PC 99 Desktop Line-Out Into 10-kΩ Load D Compatible With PC 99 Portable Into 8-Ω Load D Surface-Mount Power Packaging 24-Pin TSSOP PowerPAD TPA0172 2ĆW STEREO AUDIO POWER AMPLIFIER WITH I2C BUS SLOS327C − AUGUST 2000 − REVISED MAY 2001 PWP PACKAGE (TOP VIEW) GND 1 LOUT+ 2 PC-BEEP 3 ADDRESS0 4 LIN 5 LLINEIN 6 LHPIN 7 PVDD 8 RIN 9 ADDRESS1 10 SE/BTL 11 ROUT+ 12 24 LOUT− 23 SCL 22 SHUTDOWN 21 BYPASS 20 VDD 19 PVDD 18 RLINEIN 17 RHPIN 16