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PAM8403 Super Mini Digital Amplifier Board

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PAM8403 Super Mini Digital Amplifier Board

SKU: EF03026


  • Model: EF03026

  • Shipping Weight: 8g

  • 54 Units in Stock

Availability: In stock

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  • Details

    (A1A4) PAM8403 Super mini digital amplifier board 


    • Power: DC3.6v5.5V
    • Output power: 3W +3 W (4 in Europe)
    • Signal-to-noise ratio: 90dB
    • Efficiency:> 90%
    • Size: 24 x 15.5 x mm
    • positioning holes size: Spacing 20mm
    • aperture: 2mm


    • Power positive and negative can not be reversed, the power supply voltage must not exceed 5.5V, two violations could result in damage to the IC.
    • On-chip high-gain buffer, there can be no changes to board any element parameters, does not meet the parameters will result in IC damage.
    • Input line, please try to use shielded lines, you can play anti-jamming, eliminate clutter current sound.
    • Output cmos tube BTL drive way, the negative electrode of the left and right speakers can not be connected together, four lines that connect to a speaker is completely independent, does not allow total access.


    • Special internal output processing circuit, eliminating the conventional LC network, than the LC lower EMI value;
    • At a lower voltage to obtain the maximum power output, the super-power;
    • Built-in standby electronic switch;
    • Built-in high-gain buffer amplifier;
    • Built-in short circuit protection.

    (A1A4) PAM8403


    (A1A4) PAM8403


    (A1A4) PAM8403


    (A1A4) PAM8403


    (A1A4) PAM8403


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