MakerHawk 4Pcs Mini PAM8403 3W+3W DC 5V Audio Amplifier 2 Channel USB Digital Power Amplifier Board Module Stereo Amplifiers with Potentiometer for DIY Projects
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MakerHawk 4Pcs Mini PAM8403 3W+3W DC 5V Audio Amplifier 2 Channel USB Digital Power Amplifier Board Module Stereo Amplifiers with Potentiometer for DIY Projects
PAM8403 small mini 5v digital power amplifier board(can be USB powered), uses PAM8403 digital power amplifier chip, circuit is simple, reliable work. It is very suitable for battery and portable electronic products.
High-definition sound quality highlights the advantages of digital chips, crisp and Clear sound output, low noise, give you best hearing enjoyment.
Circuit using the most reasonable peripheral configuration, power supply filtering is upgraded to 470uf. Top notch potentiometer, easy and smooth to adjust the volume and control the power switch.
Flexible power supply: The module can easily run off three AA batteries, a USB cell phone charger, a rechargeable cell phone charge pack.
Note: Please note that do NOT connect to power if you do have the speaker connected, or will wreck the module.
Description: This power Amplifier board adopts original PAM8403 Digital power amplifier chip IC, simple design but steadily function, high-definition sound quality highlights the advantages of digital chips, circuit using the most reasonable peripheral configuration, power supply filtering is upgraded to 470uf. Suitable for battery or portable electronics products.
Parameter: PAM8403 Digital Amplifier Board. Specification: XTW8403 Dimension: 29.5 * 20.2 * 15mm (do not including potentiometer handle) Operating voltage: DC 2.5-5.5V Minimum Output: 3W * 2 Efficiency: 90%
Note: 1. You can use USB port on computers to offer 5V power supply for the amplifier board. 2. Potentiometer with switch, can adjust the volume and control the power switch. 3. Suitable for battery or portable electronics products, suitable for long time steady usage. 4. Please make sure operating voltage less than 5.5V, or the module will be damaged. 5. Please don't do reverse polarity for "+" and "-", or else, it will burn the board.