Hi-Efficient 20W Mono Class-D Audio Amplifier

Hi-Efficient 20W Mono Class-D Audio Amplifier

This is a Hi-Efficient 20W mono Class-D audio amplifier, designed to drive speakers as low as 4 ohms in a bridge-tied-load configuration. Due to the low power dissipation and high efficiency of up to 90%, the module doesn’t require a heatsink. The project is built using PAM8320 chip...

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Mono 2W – Switch-Mode (Class D) Audio Power Amplifier

Mono 2W – Switch-Mode (Class D) Audio Power Amplifier

This is a compact size, mono, switch-mode (Class-D) audio power amplifier intended for multimedia and general-purpose high-power applications. It has greater than 87% efficiency and is capable of delivering 2W maximum continuous power to a 4Ω load. The project is designed to be...

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10W Class-D Stereo Audio Amplifier with Mute, Shutdown and Four Gain Settings

10W Class-D Stereo Audio Amplifier with Mute, Shutdown and Four Gain Settings

This is a Class-D Stereo audio amplifier project that provides 10W stereo output. The amplifier includes Gain control using 2 x Jumpers, Mute function, and shutdown function. RCA female connectors are provided for the audio source input, screw terminals are provided for an easy...

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3W Stereo Differential Input CLASS-D Audio Amplifier with UP/DOWN Volume

3W Stereo Differential Input CLASS-D Audio Amplifier with UP/DOWN Volume

The circuit presented here is a 3W stereo audio amplifier with memory UP/DOWN volume control. The project is based on PAM8408 IC from Diode Incorp which is a filter-less class-D amplifier with high SNR and Differential input which helps eliminate noise. Two tactile switches are...

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