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LME49870MA/NOPB
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LME49870MA/NOPB

Product Overview

Category

LME49870MA/NOPB belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in audio amplifier applications.

Characteristics

  • High-performance audio amplifier IC
  • Low distortion and noise
  • Wide bandwidth
  • High output current capability

Package

LME49870MA/NOPB is available in a small outline package (SOP) with multiple pins for easy integration into circuit boards.

Essence

The essence of LME49870MA/NOPB lies in its ability to provide high-quality audio amplification with minimal distortion and noise.

Packaging/Quantity

This product is typically packaged in reels or tubes, with each reel/tube containing a specific quantity of ICs.

Specifications

  • Supply Voltage: 10V - 84V
  • Output Power: Up to 200W
  • Total Harmonic Distortion: <0.01%
  • Input Impedance: 20kΩ
  • Output Impedance: 0.03Ω
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

  1. VCC: Power supply voltage input
  2. IN+: Non-inverting input
  3. IN-: Inverting input
  4. OUT: Amplified output
  5. GND: Ground reference

Functional Features

  • High voltage gain
  • High slew rate
  • Thermal shutdown protection
  • Short-circuit protection
  • Overload protection

Advantages and Disadvantages

Advantages

  • High-quality audio amplification
  • Low distortion and noise
  • Wide operating voltage range
  • Robust protection features

Disadvantages

  • Relatively higher cost compared to some other audio amplifier ICs
  • Requires careful heat dissipation due to high power handling capability

Working Principles

LME49870MA/NOPB operates on the principle of amplifying audio signals using a combination of voltage gain and current gain stages. The input audio signal is amplified by the IC and delivered to the output with minimal distortion and noise.

Detailed Application Field Plans

LME49870MA/NOPB finds applications in various audio amplifier systems, including: - Home theater systems - Professional audio equipment - Automotive audio systems - Musical instrument amplifiers

Detailed and Complete Alternative Models

  1. LM3886: A popular alternative with similar performance characteristics
  2. TDA7294: Another widely used audio amplifier IC with comparable specifications
  3. STA540: Suitable for lower power audio amplification applications

These alternative models can be considered based on specific requirements and design constraints.

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技術ソリューションにおける LME49870MA/NOPB の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the maximum supply voltage for LME49870MA/NOPB?

    • The maximum supply voltage for LME49870MA/NOPB is ±40V.

  2. What is the typical input bias current for LME49870MA/NOPB?

    • The typical input bias current for LME49870MA/NOPB is 10nA.

  3. What is the maximum output current capability of LME49870MA/NOPB?

    • The maximum output current capability of LME49870MA/NOPB is ±30mA.

  4. What is the recommended operating temperature range for LME49870MA/NOPB?

    • The recommended operating temperature range for LME49870MA/NOPB is -40°C to 125°C.

  5. Does LME49870MA/NOPB require external compensation?

    • Yes, LME49870MA/NOPB requires external compensation.

  6. What is the typical open-loop gain of LME49870MA/NOPB?

    • The typical open-loop gain of LME49870MA/NOPB is 100dB.

  7. Is LME49870MA/NOPB suitable for audio amplifier applications?

    • Yes, LME49870MA/NOPB is suitable for audio amplifier applications.

  8. What is the input common-mode voltage range for LME49870MA/NOPB?

    • The input common-mode voltage range for LME49870MA/NOPB is ±13V.

  9. Does LME49870MA/NOPB have built-in thermal shutdown protection?

    • Yes, LME49870MA/NOPB has built-in thermal shutdown protection.

  10. What is the package type for LME49870MA/NOPB?

    • LME49870MA/NOPB is available in a 8-pin SOIC package.