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LM4891MM

LM4891MM

Manufacturer No:

LM4891MM

Manufacturer:

National Semiconductor

Description:

AUDIO AMPLIFIER

Datasheet:

Datasheet

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LM4891MM Specifications

  • Type
    Parameter
  • Package / Case
    8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
  • Supplier Device Package
    8-VSSOP
  • 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
    1W x 1 @ 8Ohm
  • Output Type
    1-Channel (Mono)
  • Type
    Class AB
  • Packaging
    Bulk
  • Product Status
    Active
  • Series
    Boomer®
The LM4891MM is a high-performance audio power amplifier integrated circuit chip. Some of its advantages and application scenarios include:Advantages: 1. High output power: The LM4891MM can deliver up to 1.1W of output power, making it suitable for driving small to medium-sized speakers. 2. Low distortion: It offers low total harmonic distortion (THD) and noise, ensuring high-quality audio reproduction. 3. Wide supply voltage range: The chip can operate from a wide range of supply voltages, typically from 2.0V to 5.5V, making it compatible with various power sources. 4. Thermal shutdown protection: It includes built-in thermal shutdown protection, which prevents the chip from overheating and getting damaged. 5. Small package size: The LM4891MM comes in a small surface-mount package, making it suitable for space-constrained applications.Application scenarios: 1. Portable audio devices: The LM4891MM is commonly used in portable audio devices like smartphones, tablets, MP3 players, and portable speakers. Its low power consumption and small package size make it ideal for these applications. 2. Headphone amplifiers: The chip can be used to drive headphones, providing a high-quality audio experience with low distortion and noise. 3. Multimedia systems: The LM4891MM can be used in multimedia systems like laptops, desktop computers, and gaming consoles to amplify audio signals and drive speakers. 4. Automotive audio systems: It can be used in automotive audio systems to amplify audio signals for car speakers, providing clear and powerful sound. 5. Industrial and consumer electronics: The LM4891MM can be used in various industrial and consumer electronics applications where audio amplification is required, such as intercom systems, security systems, and home audio systems.Overall, the LM4891MM integrated circuit chip offers high-performance audio amplification in a compact package, making it suitable for a wide range of applications requiring low power consumption and high-quality audio reproduction.
LM4891MM Relevant information