Audio Amplifier with Volume Control PAM8403

1. PAM8403 Audio Amplifier Board Could be Powered by USB Power Supply.
2. Built with switch Potentiometer, can adjust the volume & control switch freely!
3. Suitable for battery or portable electronics products, suitable for long time steady usage.

Description:

PAM8403 Amplifier module differs from the conventional PAM8403 Amplifier board in this nodule it allows us to have more control over the output provided by the IC. It provides High-Defnition sound quality and highlights the benifits of digital chips and the circuit uses the most reasonable peripheral arrangement and the power supply filter is increased to 470uf.

Features:

• Dual channel stereo output 3 w + 3 w power Class D
• Works with 2.5V-5v power supply
• High amplification efficiency 85%
• can directly drive 4 Ω/8 Ω small speakers
• Good sound quality & noise suppression
• Unique without LC filter class D digital power board
• Can use computer USB power supply directly
• Small Size, can easily fit in a variety of products

Note for Best Performance:

• Input audio should be via shielded wire for best performance.
• Use proper filtered power supply with good filter capacitors.
• Take care not to short speaker wires else IC will get damaged.
• Make sure power supply never exceeds 5.5V else IC will get damaged. Use regulated power supply.

Specifications:

• Operating Voltage (VDC) : 2.5 ~ 5.5

• Maximum Output Power : 3Wx2 WW

• Dimensions : 30 x 20 x 7 mm

• Weight : 8 gm

Package Includes:

• 1 X  Audio Amplifier with Volume Control PAM8403