Our advantages 

Chinese manufacturing processes have undergone years of iteration, resulting in mature and reliable technologies. Many international corporations opt for production outsourcing in China. As an electronic components manufacturer in China, our products can fully replace those of major international brands in 99% of applications without the need for testing verification. Our products boast high consistency in quality, reasonable pricing, ample inventory, flexible supply, short lead times, and professional after-sales service. 

Description

The PAM8403 stereo power amplifier provides Class D efficiency with AB amplifier performance. It features low noise and eliminates the need for traditional D-class amplifier output low-pass filters due to its filterless structure. Requiring minimal peripheral components, it saves PCB space and system costs, making it an ideal choice for portable applications. The PAM8403 achieves over 85% efficiency in delivering 3W of power, and includes system shutdown and mute control functions. Its unique circuit architecture enhances noise immunity and reduces RF interference.

Features

● Class D amplifier without filters, featuring low quiescent current and low EMI

● Provides up to 3W output power at 4Ω load and 5V supply

● Efficiency up to 90%

● Low THD, low noise

● Short circuit current protection

● Thermal protection

● Minimal peripheral components, reducing space and cost

● Package type: SOP-16, lead-free package

● Shutdown circuit 16uA

● Standby current 6.3mA

Applications
● LCD TVs, monitors
● Hands-free phones in mobile devices
● Laptop computers
● Portable DVD players, gaming consoles