pam8403-stereo-audio-amplifier-module-circuit-board.jpg

Components

	PAM8403 SLKOR(萨科微)	x 1
	SCR0805F10K VO(翔胜)	x 2
	C0603X105K025T IHHEC(禾伸堂)	x 3
	C0603B106M010T IHHEC(禾伸堂)	x 2
	CC0603KRX7R9BB104 YAGEO	x 1
	0603B204K160CT Walsin(华新科)	x 2

Description

PAM8403 Stereo Audio Amplifier Module: Custom Design

Custom design PAM8403 high-efficiency Class-D stereo audio amplifier module capable of driving 3W+3W (Left and Right) channels into 4Ω speakers with 90% efficiency. It operates on a 2.5V to 5.5V power supply. You can read the working principle of this stereo audio amplifier circuit along with its schematic in detail.

Download Gerbers

Aug 23,2025

347 views

PAM8403 Stereo Audio Amplifier Module: Custom Design

A compact high-efficiency Class-D stereo audio amplifier capable of driving 3W per channel into 4Ω speakers with 90% efficiency.

347

Published: Aug 23,2025

Standard PCB

Download Gerber file 6

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