PAM8403 DC 5V Class D Mini Digital Amplifier Board Module in Pakistan

  • The amplifier board adopt PAM8403 chip
  • Dual channel stereo power amplifier without noisy and interference current sound
  • This amplifier uses 2.5-5.5V power supply, the maximum output power: 3W+3W audio amplifier
  • Reasonable circuit design, which offers stable operation; mini board
  • Suitable for LCD TV/ Monitor/ Laptop/ Speaker/ Phone etc

40.00

Description

Specifications:

– Operating voltage: 2.5V~5.5V

– Speaker With: 4~8ohms, recommended: 4ohms

– Speaker Power: 2~8W

– Can use the computer USB port 5V power supply or using a mobile phone charger USB port 5V power supply, battery power can also be used

– High efficiency: 90%, can provide 3W (left channel)+3W (right channel) output power under 4ohm load and 5V power supply conditions; Class A, class B amplifier efficiency is only about 30%

– Class D amplifier is highly respected today, class D amplifier efficiency is extremely high, sound quality won’t be affected due to increasing temperature; Do not need heat sink and take less space

– Noise canceling circuit was built in the amplifier board, no pop noise when power on / off; With short-circuit current protection and over-temperature protection.

Application:

LCD TVs, monitors, laptops, portable speakers, portable DVD players, game consoles and phone / speakerphone

Note: Must connect speaker first, then power on, or chip may be damaged; Do not input too large audio signal larger; Output port negative of left / right channel can not be in parallel; Max. working voltage: 5.5V

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