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LM4855IBL/NOPB

LM4855IBL/NOPB

Manufacturer No:

LM4855IBL/NOPB

Manufacturer:

Texas Instruments

Description:

IC AMP CLASS AB MONO 1.5W 18USMD

Datasheet:

Datasheet

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LM4855IBL/NOPB Specifications

  • Type
    Parameter
  • Package / Case
    18-TFBGA, DSBGA
  • Supplier Device Package
    18-DSBGA
  • Operating Temperature
    -40°C ~ 85°C (TA)
  • Mounting Type
    Surface Mount
  • Features
    Depop, Mute, Shutdown, SPI, Thermal Protection, Volume Control
  • Voltage - Supply
    2.6V ~ 5V
  • Max Output Power x Channels @ Load
    1.5W x 1 @ 4Ohms; 115mW x 2 @ 32Ohms
  • Output Type
    1-Channel (Mono) with Stereo Headphones
  • Type
    Class AB
  • Packaging
    Cut Tape (CT)
  • Packaging
    Tape & Reel (TR)
  • Product Status
    Obsolete
  • Series
    Boomer®
The LM4855IBL/NOPB is a stereo audio power amplifier integrated circuit (IC) chip manufactured by Texas Instruments. It offers several advantages and finds applications in various scenarios. Here are some of the advantages and application scenarios of the LM4855IBL/NOPB IC chip:Advantages:1. High-quality Audio Amplification: The LM4855IBL/NOPB chip is specifically designed to provide high-quality amplification for stereo audio signals. It can deliver up to 1.1W per channel of continuous average output power into an 8-ohm load with less than 1% total harmonic distortion (THD).2. Simple Circuit Design: The chip integrates most of the required circuitry for audio amplification, simplifying the overall design and reducing the external component count. It requires minimal external components, making it easier to design compact and cost-effective audio systems.3. Low Power Consumption: The LM4855IBL/NOPB chip operates on low power, making it suitable for portable and battery-powered applications. It has a shutdown mode, which further reduces power consumption when the amplifier is not in use.4. Thermal and Short Circuit Protection: The chip incorporates thermal shutdown and short-circuit protection features. In case of overheating or a short circuit, it automatically shuts down to protect itself and the connected audio components.Application Scenarios:1. Portable Audio Devices: The LM4855IBL/NOPB chip is widely used in portable audio devices such as smartphones, tablets, MP3 players, and portable speakers. Its low power consumption and compact design make it ideal for these applications.2. Consumer Electronics: The IC chip finds application in various consumer electronic devices, including televisions, gaming consoles, home theater systems, and multimedia speakers. It provides amplification for audio outputs in these devices, enhancing the audio experience.3. Automotive Audio Systems: The LM4855IBL/NOPB chip is used in automotive audio systems for amplifying audio signals. It can be employed in car head units, car amplifiers, and car audio speakers, delivering high-fidelity audio reproduction.4. Personal Computers and Laptops: The chip can be utilized in personal computers and laptops to boost audio output. It can power speakers, headphones, or other audio output devices in these systems, improving the sound quality.Overall, the LM4855IBL/NOPB integrated circuit chip offers high-quality audio amplification, low power consumption, simple circuit design, and protection features. Its versatility enables its usage in a range of applications where audio amplification is required.
LM4855IBL/NOPB Relevant information