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LM49270SQ/NOPB

LM49270SQ/NOPB

Manufacturer No:

LM49270SQ/NOPB

Manufacturer:

Texas Instruments

Description:

LM49270 FILTERLESS 2.2W CLASS-D

Datasheet:

Datasheet

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LM49270SQ/NOPB Specifications

  • Type
    Parameter
  • Package / Case
    28-WFQFN Exposed Pad
  • Supplier Device Package
    28-WQFN (5x5)
  • Operating Temperature
    -40°C ~ 85°C (TA)
  • Mounting Type
    Surface Mount
  • Features
    3D, Depop, I²C, Short-Circuit and Thermal Protection, Shutdown, Volume Control
  • Voltage - Supply
    2.4V ~ 5.5V
  • Max Output Power x Channels @ Load
    2.2W x 2 @ 4Ohm; 177mW x 2 @ 16Ohm
  • Output Type
    2-Channel (Stereo) with Stereo Headphones
  • Type
    Class D
  • Packaging
    Bulk
  • Product Status
    Active
  • Series
    Boomer®
The LM49270SQ/NOPB is an integrated circuit chip designed for audio applications. It is a high-performance, stereo headphone amplifier with an integrated charge pump and automatic level control (ALC) feature. Here are some advantages and application scenarios of this chip:Advantages: 1. High-quality audio output: The LM49270SQ/NOPB provides high-fidelity audio output with low distortion and noise, ensuring excellent sound reproduction. 2. Integrated charge pump: The built-in charge pump allows the chip to operate from a single supply voltage, simplifying the design and reducing the external component count. 3. Automatic Level Control (ALC): The ALC feature automatically adjusts the audio level to maintain a consistent volume, preventing sudden loudness changes and protecting the user's ears. 4. Low power consumption: The chip is designed to operate with low power consumption, making it suitable for battery-powered devices.Application scenarios: 1. Mobile devices: The LM49270SQ/NOPB is commonly used in smartphones, tablets, and portable media players to drive the headphone output. Its low power consumption and high audio quality make it ideal for these applications. 2. Personal computers and laptops: The chip can be used in PCs and laptops to enhance the audio output quality and provide a better headphone listening experience. 3. Gaming consoles: The LM49270SQ/NOPB can be integrated into gaming consoles to drive the headphone output, delivering immersive audio for gaming enthusiasts. 4. Audio accessories: The chip can be used in various audio accessories such as headphone amplifiers, USB audio adapters, and portable audio devices to improve the audio performance.Overall, the LM49270SQ/NOPB integrated circuit chip offers high-quality audio output, low power consumption, and integrated features like charge pump and ALC, making it suitable for a wide range of audio applications.
LM49270SQ/NOPB Relevant information