PAM8403 2X3W Mini Audio Class D amplifier board 2.

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PAM8403 2X3W Mini Audio Class D amplifier board

MPN :

SKU : PAM8403-H34

Stock : 205pcs

Price:PKR 100.00

Click on the following link for product video demo presentation. https://youtu.be/WdHIhuxXHik

Features:
Can use the computer USB port 5V power supply
or using a mobile phone charger USB port 5V power supply
battery power can also be used
high efficiency:90%
can provide 3W (left channel) +3 W (right channel) output power in the 4O load and 5V power supply conditions
A class, B class amplifier such efficiency is only about 30%
D class amplifier is highly respected today
D class amplifier efficiency is extremely high, not because of temperature affect the sound quality
but do not add heat sink and take less space
noise canceling circuit was built in the amplifier board
power on / off without pop noise
module has a short-circuit current protection and over-temperature protection

Application:
LCD TVs, monitors,
Laptop
Portable Speakers
Portable DVD players, game consoles
Phone / speakerphone

Specifications:
Operating voltage: 2.5V-5.5V
Speaker With:4-8ohms recommended:4 ohms
Speaker Power :2-8W
Size:21 x 18 x 3.4mm(L x W x H)
Color:As the pics show
Net weight:1g

Package Contents:
1 x Amplifier Board

Note:
First turn and then powered speakers , or likely to cause damage to the chip ;
Because digital volume control module has a great gain , so do not let too much leaving the audio signal input signal cut limiter .

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PAM8403 2X3W Mini Audio Class D amplifier board

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