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LM4891LDX

LM4891LDX

Manufacturer No:

LM4891LDX

Manufacturer:

Texas Instruments

Description:

IC AMP CLASS AB MONO 1W 10WSON

Datasheet:

Datasheet

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LM4891LDX 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, 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
    Tape & Reel (TR)
  • Product Status
    Obsolete
  • Series
    Boomer®
The LM4891LDX is a low-power audio amplifier integrated circuit (IC) chip manufactured by Texas Instruments. It is specifically designed for portable devices and offers several advantages and application scenarios:Advantages: 1. Low power consumption: The LM4891LDX operates on a low supply voltage range of 2.7V to 5.5V, making it suitable for battery-powered devices. 2. Small form factor: The IC chip comes in a small package, enabling it to be easily integrated into compact electronic devices. 3. High efficiency: It provides high power efficiency, ensuring optimal use of power resources and longer battery life. 4. Class D amplifier: The LM4891LDX utilizes a Class D amplifier architecture, which offers improved efficiency and reduced heat dissipation compared to traditional Class AB amplifiers. 5. Thermal and short-circuit protection: The IC chip incorporates built-in thermal and short-circuit protection mechanisms, safeguarding the device from damage.Application Scenarios: 1. Portable audio devices: The LM4891LDX is commonly used in portable audio devices such as smartphones, tablets, MP3 players, and portable speakers. Its low power consumption and small form factor make it ideal for these applications. 2. Wearable devices: Due to its low power requirements, the IC chip can be used in wearable devices like smartwatches, fitness trackers, and wireless earbuds, providing audio amplification without draining the device's battery quickly. 3. Gaming consoles: The LM4891LDX can be employed in handheld gaming consoles, enhancing the audio output quality while maintaining power efficiency. 4. Personal digital assistants: It can be utilized in devices like voice assistants or voice recorders, amplifying the audio signals for clear and loud playback. 5. Automotive applications: The IC chip can be used in automotive audio systems, providing amplification for speakers in car stereos or infotainment systems.Overall, the LM4891LDX integrated circuit chip offers low power consumption, small form factor, high efficiency, and thermal protection, making it suitable for various portable audio applications.
LM4891LDX Relevant information