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TPA321 - 350-mW MONO AUDIO POWER AMPLIFIER

Description

The TPA321 is a bridge-tied load (BTL) audio power amplifier developed especially for low-voltage applications where internal speakers are required.

Features

  • a shutdown mode for power-sensitive.

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Full PDF Text Transcription

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TPA321 www.ti.com SLOS312C – JUNE 2000 – REVISED JUNE 2004 350-mW MONO AUDIO POWER AMPLIFIER WITH DIFFERENTIAL INPUTS • Fully Specified for 3.3-V and 5-V Operation • Wide Power Supply Compatibility 2.5 V – 5.5 V • Output Power for RL = 8 Ω – 350 mW at VDD = 5 V – 250 mW at VDD = 3.3 V • Ultralow Supply Current in Shutdown Mode . . . 0.15 µA • Thermal and Short-Circuit Protection • Surface-Mount Packaging – SOIC – PowerPAD™ MSOP D OR DGN PACKAGE (TOP VIEW) SHUTDOWN 1 8 VOBYPASS 2 7 GND IN+ 3 6 VDD IN- 4 5 VO+ DESCRIPTION The TPA321 is a bridge-tied load (BTL) audio power amplifier developed especially for low-voltage applications where internal speakers are required. Operating with a 3.
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