The ON Semiconductor NCP2809BDMR2 is a high-fidelity, class AB audio amplifier designed to provide premium sound quality with high power efficiency. This integrated circuit is tailored for portable applications and is a perfect choice for enhancing audio performance in a range of consumer electronics such as smartphones, tablets, portable media players, and other devices where space is at a premium and power efficiency is crucial.

Key Features

• Output Power: Capable of delivering 1.0W of continuous average power to an 8 Ohm BTL load with less than 1% distortion (THD+N) from a 5V supply.
• Low Quiescent Current: The NCP2809BDMR2 is optimized for power-sensitive applications with a low quiescent current, thereby extending battery life in portable devices.
• High PSRR: A high Power Supply Rejection Ratio (PSRR) minimizes noise and interference, ensuring clean audio output even in environments with fluctuating power supplies.
• Thermal Overload Protection: Built-in thermal overload protection safeguards the device from damage due to excessive heat, enhancing reliability and longevity.
• Pop & Click Noise Reduction: The amplifier incorporates circuits to reduce pop and click noise during turn-on and turn-off transitions, providing a smoother user experience.

Specifications

• Topology: Class AB
• Output Configuration: Bridge-Tied Load (BTL)
• Operating Voltage Range: 2.2V to 5.5V
• Package: Micro8™
• Mounting Type: Surface Mount

Applications

The NCP2809BDMR2 is versatile and can be used in a variety of applications where audio quality is paramount. It is particularly well-suited for portable devices, but can also be used in:

• Wireless Speakers
• Bluetooth Headphones
• Handheld Gaming Consoles
• GPS Navigation Systems
• Other Audio Playback Devices

With its combination of power efficiency, high-quality audio output, and compact form factor, the ON Semiconductor NCP2809BDMR2 stands out as an excellent audio amplification solution for designers looking to elevate the acoustic experience in their products.