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LM4990LD/NOPB

LM4990LD/NOPB

Manufacturer No:

LM4990LD/NOPB

Manufacturer:

National Semiconductor

Description:

AUDIO AMPLIFIER, 2W, 1 CHANNEL(S

Datasheet:

Datasheet

Delivery:

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LM4990LD/NOPB Specifications

  • Type
    Parameter
  • Package / Case
    10-WFDFN Exposed Pad
  • Supplier Device Package
    10-WSON (3x4)
  • Operating Temperature
    -40°C ~ 85°C (TA)
  • Mounting Type
    Surface Mount
  • Features
    Depop, Shutdown
  • Voltage - Supply
    2.2V ~ 5.5V
  • Max Output Power x Channels @ Load
    2W x 1 @ 4Ohm
  • Output Type
    1-Channel (Mono)
  • Type
    Class AB
  • Packaging
    Bulk
  • Product Status
    Active
  • Series
    Boomer®
The LM4990LD/NOPB is a high-performance audio power amplifier integrated circuit chip. It offers several advantages and can be applied in various scenarios. Here are some of its advantages and application scenarios:Advantages: 1. High Performance: The LM4990LD/NOPB provides high-quality audio amplification with low distortion and noise, ensuring excellent audio reproduction. 2. Wide Supply Voltage Range: It operates over a wide supply voltage range, typically from 2.7V to 5.5V, making it suitable for various battery-powered applications. 3. Low Quiescent Current: It has a low quiescent current, which helps in reducing power consumption and extending battery life. 4. Thermal Shutdown Protection: The chip includes thermal shutdown protection, which prevents damage due to excessive heat. 5. Short-Circuit Protection: It also features short-circuit protection, safeguarding the chip and connected components from damage in case of a short circuit.Application Scenarios: 1. Portable Audio Devices: The LM4990LD/NOPB is commonly used in portable audio devices like smartphones, tablets, MP3 players, and portable speakers. Its low power consumption and wide supply voltage range make it ideal for battery-powered applications. 2. Headphone Amplifiers: It can be used as a headphone amplifier in various audio systems. Its high-performance audio amplification ensures clear and powerful sound output to headphones. 3. Multimedia Systems: The chip can be employed in multimedia systems, such as laptops, desktop computers, and gaming consoles, to enhance the audio output quality. 4. Automotive Audio Systems: The LM4990LD/NOPB can be utilized in automotive audio systems, providing high-quality audio amplification for car stereos, speakers, and head units. 5. Home Audio Systems: It can be integrated into home audio systems, including stereo receivers, amplifiers, and powered speakers, to deliver high-fidelity audio reproduction.Overall, the LM4990LD/NOPB integrated circuit chip offers high-performance audio amplification with low power consumption, making it suitable for a wide range of portable and non-portable audio applications.
LM4990LD/NOPB Relevant information