PAM8904EGPR

The PAM8904EGPR is a highly integrated Class D audio amplifier designed for low-power applications, particularly in portable devices. It features a dual-channel output configuration, delivering high efficiency and excellent audio performance with low distortion. This amplifier can drive speakers directly, making it ideal for smartphones, tablets, and other battery-operated devices.
Key specifications include a maximum output power of 2x2W into 4 ohms with a supply voltage range of 2.5V to 5.5V. The PAM8904EGPR incorporates a variety of built-in protections, such as over-current, over-temperature, and under-voltage lockout, enhancing its reliability in various operating conditions.
Its compact 16-pin QFN package allows for easy integration into space-constrained designs. Additionally, the amplifier supports I2S audio input, enabling seamless connectivity with digital audio sources. Overall, the PAM8904EGPR is an efficient solution for delivering high-quality audio in consumer electronics.

The PAM8904EGPR is a Class-D audio amplifier chip. Equivalent products include the Texas Instruments TPA3110D2, Maxim MAX9744, Infineon MERUS MA12040, and STMicroelectronics TDA7491LP. These alternatives offer similar performance characteristics, such as low distortion and high efficiency for audio applications. Always check specific features and specifications to ensure compatibility with your design requirements.

The PAM8904EGPR is a high-efficiency, class D audio amplifier designed for portable applications. Key features include:
1. Output Power: Delivers up to 3W per channel into a 4Ω load, suitable for driving small speakers.
2. High Efficiency: Achieves over 90% efficiency, minimizing power loss and extending battery life in portable devices.
3. Low Distortion: Offers low total harmonic distortion (THD) for clear audio performance.
4. Built-in Protection: Features over-temperature, over-voltage, and short-circuit protection to ensure reliability.
5. Flexible Power Supply: Operates from a wide voltage range (typically 2.5V to 5.5V), accommodating various battery types.
6. Small Package: Available in a compact QFN package, ideal for space-constrained designs.
7. Integrated Shutdown Mode: Supports low-power operation with a shutdown feature to save energy when not in use.
This combination of features makes the PAM8904EGPR suitable for applications in smartphones, tablets, and portable audio devices.

The PAM8904EGPR is a quad-channel audio amplifier integrated circuit (IC) with a pin count of 32. It is designed for mobile and portable applications and provides high-efficiency Class-D amplification.
The key functions of the PAM8904EGPR include:
1. Amplification: It can drive load speakers directly, delivering high output power with low distortion.
2. Channel Configuration: Supports multiple configurations for stereo or multi-channel audio systems.
3. Thermal Protection: Includes built-in thermal shutdown to protect the device from overheating.
4. Short-Circuit Protection: Offers protection against output short circuits.
5. Power Management: Features low quiescent current, making it suitable for battery-powered devices.
The device operates efficiently in various audio applications, including smartphones, tablets, and other portable media players.

The PAM8904EGPR is manufactured by Peregrine Semiconductor Corporation, a subsidiary of Murata Manufacturing Co., Ltd. Peregrine specializes in high-performance RF (radio frequency) integrated circuits, particularly for use in wireless communication applications.
Murata, the parent company, is a leading global manufacturer of electronic components, including capacitors, inductors, and sensors, and is known for its innovation in the fields of electronics and telecommunications. The PAM8904EGPR specifically is a power amplifier that is designed to enhance the performance of audio systems and is commonly used in mobile devices and other consumer electronics.
Overall, both Peregrine and Murata focus on providing advanced semiconductor technologies and solutions for a wide range of electronic applications, addressing the growing demands for connectivity and efficiency in modern devices.

The PAM8904EGPR is a dual-channel, class D audio amplifier commonly used in portable devices. Its application areas include smartphones, tablets, laptops, and other handheld devices where high-efficiency audio amplification is required. It is ideal for driving small speakers and headphones, offering enhanced sound quality with low power consumption. Other applications include TVs, soundbars, and automotive audio systems, where compact size and thermal efficiency are critical. The device's advanced features facilitate integration into consumer electronics, providing robust performance in various audio applications.

The PAM8904EGPR is packaged in a 6-pin, 1.5mm x 1.5mm WLCSP (Wafer Level Chip Scale Package). This compact package type is designed for enhanced thermal performance and reduced footprint in applications such as amplifiers and audio processing.