The APA4880OI is a high-efficiency, filter-free Class-D audio amplifier from Anpec Electronics. It is designed to deliver high-power audio output while maintaining low distortion and high efficiency, making it suitable for a variety of applications.

Applications

• Portable speakers
• Docking stations
• LCD monitors
• Gaming consoles
• Automotive audio systems

Features

• Filter-free Class-D architecture
• High output power
• Low THD+N
• High efficiency
• Integrated gain setting
• Short-circuit and over-temperature protection

Benefits

• Reduced external components and cost
• Powerful audio performance
• Clear and accurate sound reproduction
• Extended battery life or reduced power consumption
• Simplified design and flexibility
• Robust operation and protection

Technical Specifications

The APA4880OI can deliver up to 3W per channel into 4Ω speakers at 5V. It offers a low THD+N of typically 0.1% at 1W output. High efficiency allows for cool operation and prolonged battery life. It operates on a supply voltage ranging from 2.5V to 5.5V. This device features short-circuit protection and over-temperature protection to ensure robustness. It comes in an OPL-20 package.

The Class-D amplifier architecture with filter-free operation reduces BOM cost and PCB space. It is suitable for a wide range of audio applications where high power, high efficiency, and low distortion are required. It can be used in various consumer electronics.