LME49880MR/NOPB

Product Overview

Category

The LME49880MR/NOPB belongs to the category of integrated circuits (ICs) specifically designed for audio amplification.

Use

This product is primarily used in audio systems to amplify low-power signals and deliver high-quality sound output.

Characteristics

• High-performance audio amplifier IC
• Low distortion and noise levels
• Wide frequency response range
• High power efficiency
• Suitable for both consumer and professional audio applications

Package

The LME49880MR/NOPB is available in a small outline package (SOP) with multiple pins for easy integration into circuit boards.

Essence

The essence of the LME49880MR/NOPB lies in its ability to provide high-fidelity audio amplification with minimal distortion and noise.

Packaging/Quantity

The LME49880MR/NOPB is typically packaged in reels or tubes, containing a specific quantity of ICs per package. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Supply Voltage: 10V - 84V
• Output Power: Up to 200W
• Total Harmonic Distortion (THD): <0.01%
• Signal-to-Noise Ratio (SNR): >100dB
• Operating Temperature Range: -40°C to +85°C
• Input Impedance: 20kΩ
• Output Impedance: 0.03Ω

Detailed Pin Configuration

1. VCC: Power supply voltage input
2. IN+: Non-inverting input
3. IN-: Inverting input
4. OUT: Amplified audio output
5. GND: Ground reference

Functional Features

• High voltage gain
• Built-in protection circuitry against overcurrent and overheating
• Thermal shutdown feature to prevent damage under high-temperature conditions
• Wide operating voltage range for versatile applications
• Low output impedance for efficient power transfer

Advantages and Disadvantages

Advantages

• High-quality audio amplification with low distortion
• Wide frequency response for accurate sound reproduction
• Robust protection features ensure the safety of the amplifier and connected components
• Versatile operating voltage range allows for flexibility in system design

Disadvantages

• Higher cost compared to lower-end audio amplifier ICs
• Requires careful circuit design and layout considerations for optimal performance

Working Principles

The LME49880MR/NOPB operates based on the principles of voltage amplification. It takes a low-power audio signal as input and amplifies it to a higher power level suitable for driving speakers or other audio output devices. The IC utilizes various internal circuitry, including transistors and feedback mechanisms, to achieve high-fidelity amplification while minimizing distortion and noise.

Detailed Application Field Plans

The LME49880MR/NOPB finds application in various audio systems, including:

1. Home Theater Systems: Provides high-quality audio amplification for immersive surround sound experiences.
2. Professional Audio Equipment: Used in amplifiers for live performances, recording studios, and sound reinforcement systems.
3. Automotive Audio Systems: Enhances the audio quality in car audio systems, delivering clear and powerful sound.
4. Hi-Fi Stereo Systems: Amplifies audio signals in high-end stereo setups, ensuring accurate sound reproduction.

Detailed and Complete Alternative Models

1. TPA3116D2: A popular alternative with similar specifications and performance characteristics.
2. LM3886: Another widely used audio amplifier IC known for its excellent sound quality and reliability.
3. TAS5630: Offers advanced digital audio processing capabilities along with high-power amplification.

These alternative models can be considered based on specific requirements and system design considerations.

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