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LM4991MA/NOPB

LM4991MA/NOPB

Manufacturer No:

LM4991MA/NOPB

Manufacturer:

Texas Instruments

Description:

IC AMP CLASS AB MONO 1.5W 8SOIC

Datasheet:

Datasheet

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LM4991MA/NOPB Specifications

  • Type
    Parameter
  • Package / Case
    8-SOIC (0.154", 3.90mm Width)
  • Supplier Device Package
    8-SOIC
  • Operating Temperature
    -40°C ~ 85°C (TA)
  • Mounting Type
    Surface Mount
  • Features
    Depop, Shutdown, Thermal Protection
  • Voltage - Supply
    2.2V ~ 5.5V
  • Max Output Power x Channels @ Load
    1.5W x 1 @ 8Ohm
  • Output Type
    1-Channel (Mono)
  • Type
    Class AB
  • Packaging
    Tube
  • Product Status
    Active
  • Series
    Boomer®
The LM4991MA/NOPB is a high-performance audio power amplifier integrated circuit chip. Some of its advantages and application scenarios include:1. High Efficiency: The LM4991MA/NOPB is designed to deliver high output power with low power dissipation, making it highly efficient. This makes it suitable for battery-powered devices where power consumption is a concern.2. Small Size: The chip comes in a compact package, making it suitable for space-constrained applications such as portable audio devices, smartphones, tablets, and other portable electronics.3. Low Distortion: The LM4991MA/NOPB offers low total harmonic distortion (THD) and noise, ensuring high-quality audio output. This makes it ideal for audio applications where fidelity is crucial, such as headphones, speakers, and audio amplifiers.4. Wide Supply Voltage Range: The chip can operate over a wide range of supply voltages, typically from 2.7V to 5.5V. This flexibility allows it to be used in various power supply configurations, including single-cell batteries or USB-powered devices.5. Thermal and Short Circuit Protection: The LM4991MA/NOPB incorporates thermal shutdown and short circuit protection features, ensuring the safety and reliability of the chip and the connected audio system.Application scenarios for the LM4991MA/NOPB include:1. Portable Audio Devices: The chip can be used in portable audio players, smartphones, tablets, and other portable devices to drive headphones or speakers, providing high-quality audio output.2. Headphone Amplifiers: The LM4991MA/NOPB can be used to design headphone amplifiers, delivering clean and powerful audio signals to drive various types of headphones.3. Multimedia Systems: The chip can be used in multimedia systems, such as laptops, desktop computers, and gaming consoles, to enhance the audio performance and provide a better listening experience.4. Automotive Audio Systems: The LM4991MA/NOPB can be used in automotive audio systems to drive speakers and provide high-quality audio output in vehicles.5. Home Audio Systems: The chip can be used in home audio systems, including stereo amplifiers, powered speakers, and audio receivers, to deliver high-fidelity audio signals.Overall, the LM4991MA/NOPB integrated circuit chip offers high efficiency, small size, low distortion, and wide supply voltage range, making it suitable for a wide range of audio applications.
LM4991MA/NOPB Relevant information