The PAM8403DR-H is a popular IC component widely used in audio applications such as portable speakers, headphones, and small amplifiers. This integrated circuit is a class D audio amplifier that offers several key features, making it an excellent choice for various audio projects.
1. Amplification Capability: The PAM8403DR-H has a maximum output power of 3 watts per channel (at 10% THD) when connected to a 4-ohm speaker. It delivers a significant audio boost, making it suitable for small to medium-sized audio devices.
2. Class D Architecture: This IC utilizes class D amplifier technology, which employs pulse width modulation (PWM) to convert the audio signals into digital form. It efficiently amplifies the audio signals, ensuring a high-quality output while minimizing power consumption.
3. Dual Channels: The PAM8403DR-H features two independent amplifier channels, allowing for stereo audio output. It can drive two speakers simultaneously, making it ideal for stereo applications such as portable speakers or headphone amplifiers.
4. Wide Voltage Range: One notable feature of this IC is its wide operating voltage range, which spans from 2.5V to 5.5V. This wide range offers flexibility in power supply options, enabling it to work with various power sources, including batteries and USB-powered devices.
5. Low External Component Count: The PAM8403DR-H is designed to keep the external component count to a minimum
