Maxim Integrated
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MAX9720AEUE+T
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MAX9720AEUE+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Audio Amplifier
  • Characteristics: High-performance, low-power stereo audio amplifier
  • Package: 16-pin TSSOP (Thin Shrink Small Outline Package)
  • Essence: Amplifies audio signals for various applications
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 2.7V to 5.5V
  • Output Power: 1.2W per channel into 8Ω load at 5V supply
  • Total Harmonic Distortion + Noise (THD+N): 0.04% at 1kHz, 1.2W output power
  • Efficiency: 87% at 1.2W output power
  • Shutdown Current: 0.01μA (typical)
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX9720AEUE+T has a total of 16 pins. The pin configuration is as follows:

  1. SHDN - Shutdown Control Input
  2. INL - Left Channel Audio Input
  3. GND - Ground
  4. INR - Right Channel Audio Input
  5. VDD - Positive Power Supply
  6. BYP - Bypass Capacitor Connection
  7. OUTR - Right Channel Audio Output
  8. OUTL - Left Channel Audio Output
  9. NC - No Connect
  10. NC - No Connect
  11. NC - No Connect
  12. NC - No Connect
  13. NC - No Connect
  14. NC - No Connect
  15. NC - No Connect
  16. NC - No Connect

Functional Features

  • Low quiescent current consumption for power-sensitive applications
  • Wide supply voltage range allows flexibility in power source selection
  • High efficiency ensures minimal power wastage
  • Shutdown control input for power management and energy conservation
  • Bypass capacitor connection improves audio performance

Advantages and Disadvantages

Advantages: - High-performance audio amplification - Low-power consumption - Wide supply voltage range - Shutdown control for power management - Small package size

Disadvantages: - Limited output power compared to higher wattage amplifiers - No built-in volume control or equalization features

Working Principles

The MAX9720AEUE+T is a stereo audio amplifier that operates by amplifying low-level audio signals from the left and right channels. It utilizes a Class AB amplifier architecture to provide high-quality audio reproduction with low distortion. The amplifier can be controlled using the shutdown input pin, allowing for power management and energy conservation.

Detailed Application Field Plans

The MAX9720AEUE+T is suitable for various audio applications, including but not limited to: - Portable media players - Mobile phones - Tablets - Laptop computers - Gaming devices - Personal audio systems

Detailed and Complete Alternative Models

  1. MAX9720AETE+T: Similar specifications and features, 16-pin TQFN (Thin Quad Flat No-Lead) package
  2. MAX9720BEUE+T: Higher output power, 16-pin TSSOP package
  3. MAX9720CEUE+T: Lower quiescent current, 16-pin TSSOP package
  4. MAX9720DEUE+T: Additional built-in volume control, 16-pin TSSOP package

These alternative models offer similar functionality and can be considered based on specific application requirements.

In conclusion, the MAX9720AEUE+T is a high-performance, low-power stereo audio amplifier designed for various audio applications. Its small package size, wide supply voltage range, and shutdown control make it a versatile choice for portable devices and personal audio systems. While it may have limitations in output power and lack additional features like volume control, alternative models with different specifications are available to suit specific needs.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MAX9720AEUE+T v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MAX9720AEUE+T in technical solutions:

  1. Q: What is the MAX9720AEUE+T? A: The MAX9720AEUE+T is a low-power stereo headphone amplifier with integrated volume control, designed for audio applications.

  2. Q: What is the maximum output power of the MAX9720AEUE+T? A: The MAX9720AEUE+T can deliver up to 80mW per channel into a 16-ohm load.

  3. Q: Can the MAX9720AEUE+T operate from a single supply voltage? A: Yes, the MAX9720AEUE+T can operate from a single supply voltage ranging from 2.7V to 5.5V.

  4. Q: Does the MAX9720AEUE+T have thermal shutdown protection? A: Yes, the MAX9720AEUE+T has built-in thermal shutdown protection to prevent overheating.

  5. Q: Can I use the MAX9720AEUE+T in portable battery-powered devices? A: Yes, the low-power consumption of the MAX9720AEUE+T makes it suitable for use in portable battery-powered devices.

  6. Q: Does the MAX9720AEUE+T support stereo or mono audio input? A: The MAX9720AEUE+T supports both stereo and mono audio input configurations.

  7. Q: What is the typical total harmonic distortion (THD) of the MAX9720AEUE+T? A: The typical THD of the MAX9720AEUE+T is less than 0.1% at 1kHz.

  8. Q: Can I control the volume level with the MAX9720AEUE+T? A: Yes, the MAX9720AEUE+T has an integrated volume control feature that allows you to adjust the audio output level.

  9. Q: What is the recommended input impedance for the MAX9720AEUE+T? A: The recommended input impedance for the MAX9720AEUE+T is 10k ohms.

  10. Q: Does the MAX9720AEUE+T have short-circuit and overcurrent protection? A: Yes, the MAX9720AEUE+T has built-in short-circuit and overcurrent protection to safeguard against potential damage.

Please note that these answers are general and may vary depending on the specific application and implementation of the MAX9720AEUE+T in a technical solution. It is always recommended to refer to the datasheet and consult the manufacturer for detailed information and guidelines.