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LM4858MM/NOPB

LM4858MM/NOPB

Manufacturer No:

LM4858MM/NOPB

Manufacturer:

Texas Instruments

Description:

IC AMP CLSS AB MONO 1.9W 10VSSOP

Datasheet:

Datasheet

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LM4858MM/NOPB Specifications

  • Type
    Parameter
  • Package / Case
    10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
  • Supplier Device Package
    10-VSSOP
  • Operating Temperature
    -40°C ~ 85°C (TA)
  • Mounting Type
    Surface Mount
  • Features
    Depop, Shutdown, Thermal Protection
  • Voltage - Supply
    2.4V ~ 5.5V
  • Max Output Power x Channels @ Load
    1.9W x 1 @ 3Ohm; 300mW x 2 @ 8Ohm
  • Output Type
    1-Channel (Mono) with Stereo Headphones
  • Type
    Class AB
  • Packaging
    Tape & Reel (TR)
  • Product Status
    Discontinued at Digi-Key
  • Series
    Boomer®
The LM4858MM/NOPB is a highly integrated audio power amplifier chip designed for portable devices such as smartphones, tablets, and portable media players. Some of the advantages and application scenarios of this chip are:1. Small form factor: The LM4858MM/NOPB is available in a small 9-bump micro SMD package, making it suitable for space-constrained applications.2. High efficiency: The chip offers high efficiency, which is crucial for portable devices as it helps in conserving battery power and extending the device's runtime.3. Low power consumption: The LM4858MM/NOPB has a low quiescent current, making it ideal for battery-powered devices where power efficiency is essential.4. Integrated features: The chip integrates various features such as a stereo headphone amplifier, a mono speaker amplifier, and a digital volume control, reducing the need for additional external components.5. Wide supply voltage range: The LM4858MM/NOPB operates over a wide supply voltage range, typically from 2.5V to 5.5V, allowing it to work with different power sources.6. Thermal shutdown protection: The chip includes thermal shutdown protection, which prevents damage due to excessive heat.Application scenarios:1. Smartphones and tablets: The LM4858MM/NOPB can be used in smartphones and tablets to drive the built-in speakers and provide high-quality audio output.2. Portable media players: The chip can be utilized in portable media players to amplify the audio signals and enhance the audio experience for the user.3. Gaming devices: Gaming devices often require audio amplification for in-game sound effects and background music. The LM4858MM/NOPB can be employed to drive the speakers or headphones in such devices.4. Wearable devices: With its small form factor and low power consumption, the chip can be used in wearable devices like smartwatches or fitness trackers to provide audio output for notifications or music playback.5. Portable audio devices: The LM4858MM/NOPB can be utilized in various portable audio devices such as Bluetooth speakers, portable radios, or MP3 players to amplify the audio signals and deliver high-quality sound.Overall, the LM4858MM/NOPB integrated circuit chip offers advantages like small size, high efficiency, low power consumption, and integrated features, making it suitable for a wide range of portable audio applications.
LM4858MM/NOPB Relevant information