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MAX987ESA+
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MAX987ESA+ - English Editing Encyclopedia Entry

Product Overview

Category

MAX987ESA+ belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in audio amplifier applications.

Characteristics

  • Package: The MAX987ESA+ comes in an 8-pin small outline integrated circuit (SOIC) package.
  • Essence: It is a high-performance, mono Class AB audio power amplifier.
  • Packaging/Quantity: The MAX987ESA+ is typically sold in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

The specifications for MAX987ESA+ are as follows:

  • Supply Voltage Range: 2.7V to 5.5V
  • Output Power: 1.4W at 3.6V, 10% THD+N into 8Ω
  • Total Harmonic Distortion + Noise (THD+N): 0.06% at 1kHz, 1.2W into 8Ω
  • Quiescent Current: 1.5mA
  • Shutdown Current: 0.01µA
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX987ESA+ has the following pin configuration:

  1. SHDN - Shutdown Input
  2. GND - Ground
  3. IN+ - Non-Inverting Input
  4. IN- - Inverting Input
  5. VDD - Positive Power Supply
  6. BYP - Bypass Capacitor Connection
  7. OUT - Amplifier Output
  8. NC - No Connection

Functional Features

The MAX987ESA+ offers the following functional features:

  • Low quiescent current consumption
  • High output power capability
  • Wide supply voltage range
  • Thermal and short-circuit protection
  • Shutdown mode for power saving

Advantages and Disadvantages

Advantages: - Low power consumption - High-quality audio output - Wide operating temperature range - Built-in protection features

Disadvantages: - Limited output power compared to higher wattage amplifiers - Only suitable for mono audio applications

Working Principles

The MAX987ESA+ operates as a Class AB audio power amplifier. It amplifies the input audio signal and provides a high-quality amplified output. The amplifier is designed to minimize power consumption while delivering sufficient power to drive speakers.

Detailed Application Field Plans

The MAX987ESA+ can be used in various audio applications, including but not limited to: - Portable audio devices - Headphone amplifiers - Home audio systems - Automotive audio systems - Communication devices

Alternative Models

Here are some alternative models that can be considered as alternatives to MAX987ESA+:

  1. TPA3116D2 - Class D Audio Amplifier
  2. LM386 - Low Voltage Audio Power Amplifier
  3. TDA7294 - Audio Power Amplifier

These alternative models offer different features and specifications, providing options based on specific requirements.

In conclusion, the MAX987ESA+ is a high-performance audio power amplifier IC commonly used in various audio applications. Its low power consumption, wide supply voltage range, and built-in protection features make it a reliable choice for audio amplification needs.

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MAX987ESA+ en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of MAX987ESA+ in technical solutions:

  1. Q: What is the MAX987ESA+? A: The MAX987ESA+ is a high-performance, stereo audio amplifier IC designed for various audio applications.

  2. Q: What is the maximum output power of the MAX987ESA+? A: The MAX987ESA+ can deliver up to 3.7W per channel into an 8-ohm load with a 5V power supply.

  3. Q: Can the MAX987ESA+ operate on a single power supply? A: Yes, the MAX987ESA+ can operate on a single power supply ranging from 2.7V to 5.5V.

  4. Q: Is the MAX987ESA+ suitable for portable devices? A: Yes, the low quiescent current and small package size make the MAX987ESA+ ideal for portable audio applications.

  5. Q: Does the MAX987ESA+ have built-in thermal protection? A: Yes, the MAX987ESA+ includes thermal shutdown protection to prevent overheating.

  6. Q: Can I use the MAX987ESA+ in automotive audio systems? A: Yes, the MAX987ESA+ is suitable for automotive applications and can withstand the harsh operating conditions.

  7. Q: Does the MAX987ESA+ support external gain control? A: Yes, the MAX987ESA+ provides the option for external gain control through a dedicated pin.

  8. Q: Can I use the MAX987ESA+ in bridge-tied load (BTL) configurations? A: Yes, the MAX987ESA+ supports both single-ended and BTL configurations for flexible audio system designs.

  9. Q: Does the MAX987ESA+ have short-circuit protection? A: Yes, the MAX987ESA+ includes short-circuit protection to safeguard against output faults.

  10. Q: What is the package type of the MAX987ESA+? A: The MAX987ESA+ is available in an 8-pin SOIC (Small Outline Integrated Circuit) package.

Please note that these answers are general and may vary depending on the specific application and requirements.