The PAM8302AASCR is a highly efficient audio amplifier from Diodes Incorporated that is designed to deliver exceptional sound quality to a wide range of consumer electronics. This miniature mono class-D amplifier is capable of driving a single 4Ω speaker with up to 2.5W of power, making it an excellent choice for portable audio applications where space and power are at a premium.

Key Features

• Output Power: Capable of delivering 2.5W into a 4Ω load with a 5V power supply.
• Efficiency: Class-D operation means that the PAM8302AASCR is over 90% efficient, reducing heat and extending battery life in portable applications.
• Low Quiescent Current: Minimizes power consumption when not actively driving a speaker, ideal for battery-powered devices.
• Filterless Design: No external filter is required due to the spread-spectrum modulation and advanced output filter design, simplifying the circuit and reducing component count.
• Thermal and Short-Circuit Protection: Built-in safety features protect the device from damage due to overheating or speaker/output shorts.
• Volume Control: An external gain setting resistor allows for adjustable volume control, providing design flexibility.

Applications

The PAM8302AASCR is suitable for a variety of applications due to its compact size and high-efficiency operation. These applications include:

• Portable speakers
• Bluetooth speakers
• Smartphones and tablets
• Personal media players
• Handheld gaming devices

Package and Availability

The PAM8302AASCR comes in a space-saving U-DFN3030-9 (Type B) package, making it easy to integrate into compact PCB layouts. It is available for order from Diodes Incorporated and its authorized distributors, ensuring ready availability for both prototype development and large-scale production.

This audio amplifier is an ideal solution for designers looking to enhance the audio performance of their products without compromising on space or power efficiency. With its robust feature set and proven reliability, the PAM8302AASCR stands out as a top choice for high-quality audio amplification needs.