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LM4889MAX/NOPB

LM4889MAX/NOPB

Product Overview

Category

LM4889MAX/NOPB belongs to the category of audio amplifier integrated circuits.

Use

It is used to amplify audio signals in various electronic devices such as smartphones, tablets, portable speakers, and other audio applications.

Characteristics

  • High efficiency
  • Low distortion
  • Small package size
  • Low power consumption

Package

The LM4889MAX/NOPB comes in a small outline package (SOIC) with a specified number of pins.

Essence

The essence of LM4889MAX/NOPB lies in its ability to provide high-quality audio amplification in a compact and efficient manner.

Packaging/Quantity

The LM4889MAX/NOPB is typically packaged in reels or tubes and is available in varying quantities depending on the supplier.

Specifications

  • Power Supply Range: 2.7V to 5.5V
  • Output Power: Up to 1.1W per channel
  • Total Harmonic Distortion + Noise (THD+N): 0.2% at 1kHz, 0.4W into 8Ω
  • Shutdown Current: 0.6μA (typical)

Detailed Pin Configuration

The LM4889MAX/NOPB has a standard pin configuration with specific pins designated for power supply, input, output, and control functions.

Functional Features

  • Differential inputs
  • Thermal shutdown protection
  • Short-circuit and thermal overload protection
  • Low quiescent current

Advantages and Disadvantages

Advantages

  • High efficiency and low distortion
  • Wide power supply range
  • Built-in protection features

Disadvantages

  • Limited output power compared to higher wattage amplifiers
  • May require additional components for certain applications

Working Principles

The LM4889MAX/NOPB operates by receiving audio input signals and amplifying them to drive connected speakers or headphones. It utilizes differential inputs and internal circuitry to ensure high-quality audio output while maintaining efficiency and protecting against potential damage.

Detailed Application Field Plans

The LM4889MAX/NOPB is suitable for a wide range of applications including: - Portable audio devices - Mobile phones - Tablets - Bluetooth speakers - Personal audio players

Detailed and Complete Alternative Models

Some alternative models to LM4889MAX/NOPB include: - TPA2012D2 from Texas Instruments - MAX98306 from Maxim Integrated - NJM2826 from New Japan Radio

In conclusion, LM4889MAX/NOPB is a versatile audio amplifier IC that offers high-quality audio amplification in a compact and efficient package. Its wide range of applications and built-in protection features make it a popular choice for various electronic devices.

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แสดงรายการคำถามและคำตอบทั่วไป 10 ข้อที่เกี่ยวข้องกับการใช้ LM4889MAX/NOPB ในโซลูชันทางเทคนิค

  1. What is the maximum supply voltage for LM4889MAX/NOPB?

    • The maximum supply voltage for LM4889MAX/NOPB is 5.5V.
  2. What is the typical output power of LM4889MAX/NOPB?

    • The typical output power of LM4889MAX/NOPB is 1W per channel into 8Ω at 5V.
  3. What is the recommended operating temperature range for LM4889MAX/NOPB?

    • The recommended operating temperature range for LM4889MAX/NOPB is -40°C to 85°C.
  4. Does LM4889MAX/NOPB require external coupling capacitors?

    • Yes, LM4889MAX/NOPB requires external coupling capacitors.
  5. Can LM4889MAX/NOPB be used in stereo applications?

    • Yes, LM4889MAX/NOPB can be used in stereo applications.
  6. What is the typical quiescent current of LM4889MAX/NOPB?

    • The typical quiescent current of LM4889MAX/NOPB is 4mA.
  7. Is LM4889MAX/NOPB suitable for battery-powered applications?

    • Yes, LM4889MAX/NOPB is suitable for battery-powered applications due to its low quiescent current.
  8. What is the recommended input signal level for LM4889MAX/NOPB?

    • The recommended input signal level for LM4889MAX/NOPB is 300mVrms.
  9. Does LM4889MAX/NOPB have built-in thermal shutdown protection?

    • Yes, LM4889MAX/NOPB has built-in thermal shutdown protection.
  10. What is the package type of LM4889MAX/NOPB?

    • LM4889MAX/NOPB is available in a 14-pin TSSOP package.