Product Overview: LM48821TL/NOPB

The LM48821TL/NOPB is a high-performance audio amplifier designed and manufactured by Texas Instruments. This compact, power-efficient device is a perfect choice for portable applications where space and power consumption are critical. The LM48821TL/NOPB is part of the Boomer® series of Texas Instruments, which are known for their high-quality audio and low noise performance.

Key Features

• Output Power: The LM48821TL/NOPB delivers 139mW of continuous average power to a 16Ω load with less than 1% distortion (THD+N) from a 5V power supply, ensuring clear and powerful audio output for a variety of applications.
• Efficiency: With an efficiency of 92%, this amplifier minimizes power loss and heat generation, making it ideal for battery-powered devices.
• Ultra-Low EMI: The device features Texas Instruments' unique EMI suppression technology, allowing the use of inexpensive ferrite bead filters at the outputs while meeting FCC Class B radiated emissions requirements.
• Micro-SMD Package: The LM48821TL/NOPB comes in a space-saving micro-SMD package, which is ideal for compact electronic designs.

Applications

The LM48821TL/NOPB is versatile and can be used in a variety of audio applications. Its primary use cases include:

• Mobile phones and smartphones
• Portable media players
• Notebook and ultrabook computers
• Portable gaming devices
• Other portable audio devices where space and power efficiency are valued

Additional Specifications

• Supply Voltage Range: 2.7V to 5.5V, accommodating a wide range of power sources.
• Signal-to-Noise Ratio (SNR): High SNR ensures audio output is clean and free from unwanted noise.
• Thermal Shutdown Protection: The LM48821TL/NOPB integrates thermal shutdown protection to safeguard the device from damage due to overheating.

The LM48821TL/NOPB from Texas Instruments represents a blend of high audio performance, power efficiency, and compact design, making it an excellent choice for developers looking to integrate a reliable audio amplifier into their portable electronic devices.