The PAM8403 from Xinbole is a high-efficiency Class-D stereo audio amplifier designed for compact, low-power audio applications. Operating at a 5V supply voltage, it delivers up to 3W + 3W output power per channel, making it ideal for portable audio systems, multimedia devices, and embedded sound solutions. Its advanced Class-D architecture ensures high efficiency with minimal heat dissipation, eliminating the need for bulky heat sinks.
Built with modern PWM modulation technology, the PAM8403 achieves fast switching performance and low distortion output, providing clear and high-quality audio reproduction. Its low quiescent current and high power efficiency significantly reduce energy consumption, making it suitable for battery-powered devices. Compared to lower-efficiency audio amplifiers, the PAM8403 offers superior thermal performance and longer battery life.
The device also features short-circuit protection and thermal shutdown protection, ensuring reliable and safe operation under various conditions. Its compact SOP16 package supports space-saving PCB designs while maintaining excellent electrical performance and easy integration into modern electronic products.
With its combination of efficiency, reliability, and compact design, the PAM8403 is widely used in portable speakers, DIY audio systems, and embedded multimedia applications.
Key Features:
- 5V Class-D stereo audio amplifier
- 3W + 3W output power per channel
- High efficiency with low heat generation
- Low distortion PWM modulation technology
- Short-circuit and thermal protection
- SOP16 package for compact PCB design
Applications:
- Portable speakers
- Bluetooth audio systems
- Multimedia devices
- DIY audio amplifier projects
- Embedded sound systems
- Consumer electronics audio solutions
