Diodes – 3W Mono Class-D Audio Amplifier

It is capable of driving speaker loads as low as 3© at 5V supply, maximizing the output power. The device features 90% efficiency and a small PCB area which make the PAM8304 Class-D amplifier ideal for portable applications. The output uses a filter-less architecture minimizing the number of external components and PCB area whilst providing a high performance, simple and lower cost system. The PAM8304 features short circuit protection, thermal shutdown and under voltage lock-out. It is available in DFN3030-8L and MOP-8L packages.

The Diodes Advantage:

The PAM8304 provides a simple solution for power audio amplifiers.

  • Speaker load driving capability as low as 3Ω Higher output power and speaker flexibility
  • 2.8V to 6V supply range Supports up to four cell battery applications  Up to 95dB SNR and -70dB PSRR
  • VDD over voltage, UVLO and over temperature protection Full protection prevents chip damage.


  • MP4/MP3
  • GPS
  • Set-Top-Box
  • Tablets/Digital photo frame
  • Electronic dictionary
  • Portable game machines
See also

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