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LM4880MX/NOPB

LM4880MX/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: Audio Amplifier

Characteristics: - High-performance audio amplifier - Low distortion and noise - Wide supply voltage range - Small package size - Easy to integrate into various audio systems

Package: SOP-8 (Small Outline Package)

Essence: The LM4880MX/NOPB is a high-performance audio amplifier IC designed for use in various audio applications. It provides low distortion and noise, making it suitable for high-quality audio systems.

Packaging/Quantity: The LM4880MX/NOPB is available in a SOP-8 package. It is typically sold in reels containing a quantity of 2500 units.

Specifications

  • Supply Voltage Range: 2.5V to 5.5V
  • Output Power: 1.1W (at 5V, 10% THD+N, 8Ω load)
  • Total Harmonic Distortion + Noise (THD+N): 0.1% (at 1kHz, 1W, 8Ω load)
  • Quiescent Current: 4mA (typical)
  • Shutdown Current: 0.01μA (typical)
  • Operating Temperature Range: -40°C to 85°C

Pin Configuration

The LM4880MX/NOPB has the following pin configuration:

```


| | --| VDD GND |-- Power Supply Pins --| IN+ IN- |-- Audio Input Pins --| SHDN BP |-- Shutdown and Bypass Pins --| OUT OUT |-- Audio Output Pins |___________| ```

Functional Features

  • High-quality audio amplification
  • Low distortion and noise levels
  • Wide operating voltage range allows for flexibility in power supply selection
  • Shutdown and bypass modes for power-saving options
  • Short-circuit and thermal protection for enhanced reliability

Advantages and Disadvantages

Advantages: - High-performance audio amplification - Low distortion and noise levels - Wide supply voltage range for flexibility - Power-saving features - Reliable protection mechanisms

Disadvantages: - Limited output power compared to higher wattage amplifiers - SOP-8 package may require additional considerations for heat dissipation

Working Principles

The LM4880MX/NOPB operates as a class AB audio amplifier. It amplifies the input audio signal while minimizing distortion and noise. The IC utilizes internal circuitry to provide high-quality audio amplification within a wide range of operating conditions.

Detailed Application Field Plans

The LM4880MX/NOPB is commonly used in various audio applications, including but not limited to: - Portable audio devices - Headphone amplifiers - Multimedia speakers - Home theater systems - Automotive audio systems

Detailed and Complete Alternative Models

  1. LM4881MX/NOPB - Similar performance and features, but with a different pin configuration (SOP-8 package)
  2. LM4863MX/NOPB - Higher output power (2.2W) and similar characteristics (SOP-8 package)
  3. LM386MX/NOPB - Lower output power (0.7W) and smaller package size (SOIC-8)

These alternative models offer similar functionality and can be considered based on specific application requirements.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan LM4880MX/NOPB dalam solusi teknis

  1. What is the maximum power output of LM4880MX/NOPB?
    - The maximum power output of LM4880MX/NOPB is 1.1W per channel into an 8Ω load.

  2. What is the recommended power supply voltage for LM4880MX/NOPB?
    - The recommended power supply voltage for LM4880MX/NOPB is 2.7V to 5.5V.

  3. Can LM4880MX/NOPB be used in portable audio applications?
    - Yes, LM4880MX/NOPB can be used in portable audio applications due to its low power consumption and small package size.

  4. Does LM4880MX/NOPB require external heat sinking?
    - No, LM4880MX/NOPB does not require external heat sinking due to its efficient thermal performance.

  5. What is the typical input impedance of LM4880MX/NOPB?
    - The typical input impedance of LM4880MX/NOPB is 30kΩ.

  6. Is LM4880MX/NOPB suitable for headphone amplification?
    - Yes, LM4880MX/NOPB is suitable for headphone amplification with its low distortion and noise performance.

  7. Can LM4880MX/NOPB operate in a single-supply configuration?
    - Yes, LM4880MX/NOPB can operate in a single-supply configuration, making it versatile for various applications.

  8. What is the total harmonic distortion (THD) of LM4880MX/NOPB?
    - The total harmonic distortion (THD) of LM4880MX/NOPB is typically 0.2% at 1kHz and 10% of the rated output power.

  9. Does LM4880MX/NOPB have built-in short-circuit protection?
    - Yes, LM4880MX/NOPB has built-in short-circuit and thermal shutdown protection for reliable operation.

  10. What is the package type of LM4880MX/NOPB?
    - LM4880MX/NOPB is available in a small outline package (SOIC) for easy integration into technical solutions.