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TPA3121D2 Datasheet 15-w Stereo Class-d Audio Power Amplifier

Manufacturer: Texas Instruments

Overview: TPA3121D2 www.ti.com SLOS537B – MAY 2008 – REVISED JANUARY 2014 15-W STEREO CLASS-D AUDIO POWER AMPLIFIER Check for Samples:.

General Description

The TPA3121D2 is a 15-W (per channel), efficient, class-D audio power amplifier for driving stereo speakers in a single-ended configuration or a mono speaker in a bridge-tied-load configuration.

The TPA3121D2 can drive stereo speakers as low as 4 Ω.

The efficiency of the TPA3121D2 eliminates the need for an external heat sink when playing music.

Key Features

  • 1.
  • 23 10-W/Ch Stereo Into an 8-Ω Load From a 24-V Supply.
  • 15-W/Ch Stereo Into a 4-Ω Load from a 22-V Supply.
  • 30-W/Ch Mono Into an 8-Ω Load from a 22-V Supply.
  • Operates From 10 V to 26 V.
  • Can Run From +24 V LCD Backlight Supply.
  • Efficient Class-D Operation Eliminates Need for Heat Sinks.
  • Four Selectable, Fixed-Gain Settings.
  • Internal Oscillator to Set Class D Frequency (No External Components Required).
  • Single-Ended A.

TPA3121D2 Distributor

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