Mini PAM8403 DC 5V 2 Channel Digital Audio Amplifier Board Module 2x3W

الوصف

Technical specifications:

Supply voltage: 2.5 V – 5.5 V;

• Output power: 3 W * 2;
• High quality sound (Hi-Fi)
• Dimensions: 29.5 mm x 20.2 mm x 15 mm (without potentiometer rod).

Instructions for use:

1. Feed the module.

The module is powered by POWER -marked pads  .

CAREFUL!!! Be sure to observe the polarity of the power supply, otherwise you risk damaging the product.

2. Connect an audio source.

The audio input is represented by 3 pads ( L (left),  G  (ground), R (right) because this module is stereo. 

To use it, you only need a power supply between 3.6 V and 5.5 V, two 3 W speakers and a 4 ohm impedance and a jack on the audio device.