5 Pcs PAM8403 Digital Audio Amplifier Board - 2X3W Class D Power Amplifier Module, DC 5V for DIY Speakers, Home Theater & Car Audio Systems
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Estimated Delivery:7-15 days international
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SKU:22880744
Product Description
Aiwjeakh Specifications:Working Voltage: 2.5V-5.5V DC (should no over 5.5V, pay attention to polarity)Suitable Speaker: 4-8ohm (4ohm is recommended); speaker power 2-8WColour:greenMaterial:PCBPackage Contents:5 * Power AmplifierOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
Product Features
It can be powered by computer USB 5V, or phone charger 5V, or lithium battery.
Type D power amplifier has very high amplification efficiency, sound quality not be effected by temperature rise, no need of heat sink.
High efficiency 90%, can provide 3W (left channel)+3W (right channel) when using 4ohm load and 5V power supply.
PAM8403 mini type2.3 x 1.8cm/0.9 x 0.7in,can be easily put in small space of many digital products,high amplification efficiency
Build-in noise reduction circuit, no noise when power on/off, supports short circuit, over current and over temperature protection.
