PAM8403 3W Stereo Audio Power Amplifier Board Module With Volume Control Pot US

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Miniature 2 Channel * 3 Watt PAM8403 Class D Stereo Audio Power Amplifier Module Board with Power Switch and Volume Control Potentiometer<br>This miniature PAM8403 module is a 3W, class-D stereo audio amplifier. It offers low THD+N, allowing it to achieve high-quality sound reproduction, all in a form factor about the size of a US postage stamp. It can operate from a 5V USB power supply or batteries, and includes a power switch and volume control potentiometer for ease of use.<br>It can be used in any DIY design requiring a miniature audio amplifier, especially portable and mobile applications operating on battery power.<br>Features:<br>Can use the computer USB port, USB power bank or a mobile phone charger to supply the 5V support power<br>Battery power can also be used<br>High efficiency: 90%<br>Provides 3W (left channel) + 3W (right channel) output power into a 4Ω speaker load and 5V power supply<br>CMOS class D amplifier design for high efficiency and low cost<br>Noise canceling circuit built into the amplifier board<br>Power on / off without popping noise<br>Integrated power switch and volume control (turn knob fully counter-clockwise to turn off)<br>Module has short-circuit current protection, under-voltage lockout and over-temperature protection (shuts down at an internal temperature of 140C +/- 15C)<br>Specifications:<br>Operating voltage: 2.5V-5.5V<br>Speaker Load: 4-8 Ohms<br>Size: 29 x 20 x 12.5 mm (L x W x H);  29 x 35 x 12.5 including volume control knob<br>Volume control potentiometer shaft diameter: 6mm<br>Net weight:8g<br>Package Contents:<br>1 x PAM8403 Class D Stereo Audio Power Amplifier Module with Volume Control Potentiometer<br>Specifications and usage instructions<br>Get it faster! We ship in 1 business day from our Colorado office for quick delivery.<br>Note:<br>This module has a floating output, therefore left and right channel "negative" connections should not be connected together. The module is designed for driving speakers, it will not work with headphones, which usually share a common ground between the two channels.<br>Click here to see our other<br>Audio and Stereo Components and Modules<br>.<br>We provide FREE USPS First Class Shipping with Tracking - Not Economy Shipping<br>