Stereo Audio Amplifier - PAM8403
Dual 3+3W audio amplifier for 2.5V to 5V operation
Product Code 4387
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PAM8403 DS
Stereo Audio Amplifier - PAM8403
Sunrom Product Code for Ordering:
4387
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, 1.85 x 2.11 cm can easily fit in a variety of products
Note when using
- Input audio should be via sheilded 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 execeds 5.5V else IC will get damaged. Use regulated power supply.
Board Schematic
