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2x3W stereo audio amplifier mini 5V PAM8403 Thumbwheel

2x3W stereo audio amplifier mini 5V PAM8403 Thumbwheel
2x3W stereo audio amplifier mini 5V PAM8403 Thumbwheel
2x3W stereo audio amplifier mini 5V PAM8403 Thumbwheel
2x3W stereo audio amplifier mini 5V PAM8403 Thumbwheel
2x3W stereo audio amplifier mini 5V PAM8403 Thumbwheel
  • Availability: Directly available from warehouse in Eindhoven
  • SKU: 000525
€3.50
Ex Tax: €2.89
10 or more €3.25
20 or more €3.00

Very suitable in combination with small, medium and even large speakers!
3W may not sound like much, but if you use 5V and 4Ohm speakers, a lot of sound will come out for such a small board!
It is based on the Class-D audio amplifier principle, and is therefore extremely efficient compared to normal Class-AB amplifiers that converts half the power into heat!

Input voltage: 2.5V-5.5V DC
Maximum power: 3W*2 (5V 4Ohm)
Dimensions: 31 x 20 x 7 mm
The amplifier is equipped with a thumbwheel potentiometer for volume control.
When connecting the ON and OFF pin, the amplifier turns off.

Note: Make sure the power supply is not more than 5.5V and observe the polarity. If the + and - is reversed, the chip will break!

The + and - of the output must not be linked in any way!

For more information about the chip:  
http://www.diodes.com/datasheets/PAM8403.pdf

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Product FAQ

Use a stable, CE-approved power supply with the correct voltage and sufficient power. It is recommended to use a power supply with a bit more power than the amplifier to provide headroom for current spikes. 

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