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LM4857SP/NOPB

LM4857SP/NOPB

Manufacturer No:

LM4857SP/NOPB

Manufacturer:

Texas Instruments

Description:

IC AMP CLASS AB STER 1.6W 28WQFN

Datasheet:

Datasheet

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LM4857SP/NOPB Specifications

  • Type
    Parameter
  • Package / Case
    28-UFQFN Exposed Pad
  • Supplier Device Package
    28-UQFN (5x5)
  • Operating Temperature
    -40°C ~ 85°C (TA)
  • Mounting Type
    Surface Mount
  • Features
    3D, Depop, I²C, Mute, Shutdown, Thermal Protection, Volume Control
  • Voltage - Supply
    2.7V ~ 5.5V
  • Max Output Power x Channels @ Load
    1.6W x 2 @ 4Ohm; 75mW x 2 @ 32Ohm
  • Output Type
    2-Channel (Stereo) with Mono and Stereo Headphones
  • Type
    Class AB
  • Packaging
    Cut Tape (CT)
  • Packaging
    Tape & Reel (TR)
  • Product Status
    Active
  • Series
    Boomer®
The LM4857SP/NOPB is an integrated circuit chip designed for audio amplification applications. Some of its advantages and application scenarios include:1. Small form factor: The LM4857SP/NOPB is available in a small package, making it suitable for space-constrained applications such as portable devices, smartphones, tablets, and wearable devices.2. Low power consumption: This chip is designed to operate with low power consumption, making it ideal for battery-powered devices. It helps in extending the battery life of portable devices.3. High efficiency: The LM4857SP/NOPB offers high efficiency audio amplification, ensuring that the power is utilized effectively and minimizing power wastage.4. Integrated features: This chip integrates various features such as a stereo headphone amplifier, a mono speaker amplifier, and a digital volume control. These integrated features simplify the design process and reduce the need for additional external components.5. Wide supply voltage range: The LM4857SP/NOPB operates over a wide supply voltage range, typically from 2.5V to 5.5V. This flexibility allows it to be used with different power sources and voltage levels.6. Thermal shutdown protection: The chip includes thermal shutdown protection, which helps in preventing damage due to excessive heat. This feature ensures the safety and reliability of the device.Application scenarios for the LM4857SP/NOPB include:1. Mobile devices: It can be used in smartphones, tablets, and other portable devices to amplify audio signals for headphones and speakers.2. Wearable devices: The small form factor and low power consumption make it suitable for audio amplification in wearable devices such as smartwatches and fitness trackers.3. Gaming consoles: The chip can be used in gaming consoles to amplify audio signals for headphones or speakers, providing an enhanced gaming experience.4. Portable media players: It can be used in portable media players to amplify audio signals for headphones or external speakers, enabling high-quality audio playback.5. Automotive applications: The LM4857SP/NOPB can be used in automotive audio systems to amplify audio signals for speakers, providing clear and powerful sound reproduction.Overall, the LM4857SP/NOPB integrated circuit chip offers advantages such as small form factor, low power consumption, high efficiency, and integrated features, making it suitable for various audio amplification applications in different devices.
LM4857SP/NOPB Relevant information