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Diodes Incorporated PAM8124 High Power Audio

Diodes Inc. PAM8124 is a 15W 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 PAM8124 can drive stereo speakers (SE) as low as 4Ω. Due to the low power dissipation and high efficiency, up to 95%, the device can be used without any external heat sink when playing music. The gain of the amplifier is controlled by 2 gain selectable pins, offering 20dB, 26dB, 32dB, and 36dB gain selections. The PAM8124 is available in a TSSOP-24-EP package.

Features

  • 30W/Ch into 8Ω BTL Load from 22V Supply
  • 15W/Ch into 4Ω SE Load from 22V Supply
  • 10W/Ch into 8Ω SE Load from 24V Supply
  • Operate from 10V to 26V
  • Single-Ended Analog Inputs
  • Supports Multiple Output Configurations:
    • 2-Ch Single-Ended (SE, Half-Bridge)
    • 1-Ch Bridge-Tied Load (BTL, Full-Bridge)
  • Four Selectable Fixed-gain Settings
  • No Pop Noise for Start-up and Shut-down Sequences
  • Internal Oscillator (No External Components Required)
  • High Efficient Class-D Operation Eliminates Need for Heat Sinks
  • Thermal and Short-Circuit Protection with Auto Recovery
  • Space-Saving Surface-Mount TSSOP-24EP Package
  • Pb-Free Package

Applications

  • Televisions
  • Home Sound Systems
  • Active Speakers

Additional Resource

Typical Application Circuit

Diodes Incorporated PAM8124 High Power Audio

Functional Block Diagram

Diodes Incorporated PAM8124 High Power Audio
Publié le: 2014-06-11 | Mis à jour le: 2022-03-11