Description
Brand: EPLZON
<b>EPLZON PAM8403 Ultra Mini Digital Power Amplifier Board </b><br><br> <b>Specification: </b><br><br> ??Speaker Band: 4-8ohms Recommended: 4 ohms<br> ??Speaker power: 2-8W<br><br> <b>feature: </b><br><br> ??Can use the computer USB port 5V power supply or use the mobile phone charger USB port 5V power supply<br> ??Battery powered also available High efficiency: 90%<br> ??Can provide 3W (left channel) + 3W (right channel) output power under 4 loads and 5V power supply<br> ??The efficiency of class A and class B amplifiers is only about 30%<br> ??Class D amplifiers are highly regarded today<br> ??Class D power amplifier is very efficient, does not affect the sound quality due to temperature, and does not add heat sinks, <br>takes up less space, and has a built-in noise reduction circuit on the power amplifier board.<br> ??No popping sound when power on/off<br> ??The module has short circuit current protection and over temperature protection<br><br> <b>application: </b><br><br> ??LCD TVs, monitors<br> ??laptop<br> ??portable speaker<br> ??Portable DVD Players, Game Consoles<br> ??Telephone / Speakerphone<br><br> <b>Package Included: </b><br><br> 10pcs*PAM8403 Ultra Mini Digital Power Amplifier Board<br><br> <b>Note: </b><br><br> The "negative" output of the left and right channels cannot be connected together, otherwise the IC will be burned, and should be connected in front of the speaker (load). <br>The rated working voltage is 2.5~5V, and the limit working voltage is 5.5V
• The rated working voltage is 2.5V - 5V, and the limit working voltage is 5.5V.
• Ultra Mini Size: 21 x 18 x 3.4mm(L x W x H). Various digital products can be easily placed in a small space for efficient amplification
• double-sided wiring can properly solve the wiring caused by potential balance and crosstalk between channels
• Two-channel stereo, 5V power supply can output 3W+3W power, can directly drive 4?, 8? small speakers, the output power is large, the energy is sufficient, and the sound quality is good.
• Excellent noise suppression, no audio input with ears close to speakers, no noise can be heard
• unique Class D digital powerless board with LC filter can be powered directly from the computer's USB.
• For any DIY design that requires a miniature audio amplifier, especially battery powered portable and mobile applications.
Model: PAM8403
<b>EPLZON PAM8403 Ultra Mini Digital Power Amplifier Board </b><br><br> <b>Specification: </b><br><br> ??Speaker Band: 4-8ohms Recommended: 4 ohms<br> ??Speaker power: 2-8W<br><br> <b>feature: </b><br><br> ??Can use the computer USB port 5V power supply or use the mobile phone charger USB port 5V power supply<br> ??Battery powered also available High efficiency: 90%<br> ??Can provide 3W (left channel) + 3W (right channel) output power under 4 loads and 5V power supply<br> ??The efficiency of class A and class B amplifiers is only about 30%<br> ??Class D amplifiers are highly regarded today<br> ??Class D power amplifier is very efficient, does not affect the sound quality due to temperature, and does not add heat sinks, <br>takes up less space, and has a built-in noise reduction circuit on the power amplifier board.<br> ??No popping sound when power on/off<br> ??The module has short circuit current protection and over temperature protection<br><br> <b>application: </b><br><br> ??LCD TVs, monitors<br> ??laptop<br> ??portable speaker<br> ??Portable DVD Players, Game Consoles<br> ??Telephone / Speakerphone<br><br> <b>Package Included: </b><br><br> 10pcs*PAM8403 Ultra Mini Digital Power Amplifier Board<br><br> <b>Note: </b><br><br> The "negative" output of the left and right channels cannot be connected together, otherwise the IC will be burned, and should be connected in front of the speaker (load). <br>The rated working voltage is 2.5~5V, and the limit working voltage is 5.5V
• The rated working voltage is 2.5V - 5V, and the limit working voltage is 5.5V.
• Ultra Mini Size: 21 x 18 x 3.4mm(L x W x H). Various digital products can be easily placed in a small space for efficient amplification
• double-sided wiring can properly solve the wiring caused by potential balance and crosstalk between channels
• Two-channel stereo, 5V power supply can output 3W+3W power, can directly drive 4?, 8? small speakers, the output power is large, the energy is sufficient, and the sound quality is good.
• Excellent noise suppression, no audio input with ears close to speakers, no noise can be heard
• unique Class D digital powerless board with LC filter can be powered directly from the computer's USB.
• For any DIY design that requires a miniature audio amplifier, especially battery powered portable and mobile applications.
Model: PAM8403
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