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Miniature Digital Power Amplifier Board 2*3W Class D PAM8403 2.5~5V USB Power Supply

Availability: In stock

Regular Price: $6.00

Special Price $5.00

Quick Overview

Based in Wuhan, Central China Hubei Province, Lilly Electronics is engaged in fabrication, sales and R&D of consumer electronics maninly in the industry of Laser, IC and LED! You are welcome to visit us for culture exchange and mutrual business development and progress.


Product Parameters:
Working voltage: 2.5V-5.5V.
Size: 1.85*2.11cm
Speaker with: 4-8 Euro, recommended: 4 Euro;
Speaker power: 2-8W.
Efficiency: 90%

Product Description:
1. It can be powered by the computer's USB port 5V power supply, or by using the mobile phone charger USB port 5V power supply, or you
can use the lithium battery power supply. 3W (left channel) + 3W (right channel) output power is available for 2.4Ω load and 5V power supply.
3. Class D power amplifiers are extremely efficient, do not affect the sound quality due to temperature rise, and do not need to add heat sinks,
occupying a small volume.
4. The power amplifier board has a built-in noise canceling circuit, and there is no noise when the power is turned on/off; the module has
short circuit over current protection and over temperature protection.
5. Turn on the speaker first and then turn on the power, otherwise it will easily damage the chip;

LCD TV, monitor, laptop, portable speaker, portable DV player, game console, mobile phone

1*Miniature Digital Power Amplifier Board 2*3W Class D PAM8403 2.5~5V USB Power Supply

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