Maxim Integrated
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MAX9714ETJ+TG24
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MAX9714ETJ+TG24

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Audio Amplifier
  • Characteristics: High efficiency, low distortion, compact package
  • Package: 32-pin TQFN
  • Essence: The MAX9714ETJ+TG24 is a high-efficiency Class D audio power amplifier with an integrated stereo DirectDrive headphone amplifier.
  • Packaging/Quantity: Tape and Reel (2500 units)

Specifications

  • Power Supply Voltage: 2.7V to 5.5V
  • Output Power: 2.6W at 3Ω, 1.4W at 8Ω
  • Headphone Output Power: 40mW at 16Ω
  • Efficiency: Up to 88%
  • THD+N: 0.015% at 1kHz, 1.2W into 4Ω
  • Shutdown Current: <1µA

Detailed Pin Configuration

The MAX9714ETJ+TG24 features a 32-pin TQFN package with the following pin configuration: 1. SHDN 2. GND 3. INL- 4. INL+ 5. PGND 6. BST 7. OUTL 8. OUTL 9. OUTL 10. OUTL 11. OUTR 12. OUTR 13. OUTR 14. OUTR 15. BST 16. PGND 17. INR+ 18. INR- 19. GND 20. SHDN 21. VDD 22. VDD 23. VDD 24. VDD 25. VDD 26. VDD 27. VDD 28. VDD 29. VDD 30. VDD 31. VDD 32. VDD

Functional Features

  • High Efficiency Class D Operation
  • Integrated Stereo DirectDrive Headphone Amplifier
  • Low Distortion
  • Thermal Overload Protection
  • Short-Circuit Protection
  • Under-Voltage Lockout

Advantages and Disadvantages

Advantages

  • High efficiency operation conserves battery life in portable applications
  • Integrated headphone amplifier reduces external component count
  • Low distortion provides high-quality audio output

Disadvantages

  • Limited output power compared to some higher-power amplifiers
  • Requires careful PCB layout for optimal performance

Working Principles

The MAX9714ETJ+TG24 operates as a Class D amplifier, utilizing pulse-width modulation (PWM) to deliver high-efficiency audio amplification. The integrated DirectDrive headphone amplifier allows for direct connection of headphones without the need for external coupling capacitors.

Detailed Application Field Plans

The MAX9714ETJ+TG24 is well-suited for various portable and battery-powered audio applications, including: - Portable Speakers - Headphone Amplifiers - Portable Gaming Devices - Personal Media Players

Detailed and Complete Alternative Models

  • MAX9715ETJ+TG24
  • MAX9716ETJ+TG24
  • MAX9717ETJ+TG24
  • MAX9718ETJ+TG24
  • MAX9719ETJ+TG24

This completes the entry for MAX9714ETJ+TG24, providing comprehensive information about its category, use, characteristics, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MAX9714ETJ+TG24 v technických řešeních

  1. What is the MAX9714ETJ+TG24?

    • The MAX9714ETJ+TG24 is a high-efficiency, mono Class D audio amplifier with an integrated boost converter.

  2. What is the input voltage range of the MAX9714ETJ+TG24?

    • The input voltage range of the MAX9714ETJ+TG24 is 2.7V to 5.5V.

  3. What is the output power capability of the MAX9714ETJ+TG24?

    • The MAX9714ETJ+TG24 can deliver up to 3.2W into a 4Ω load at 5V supply.

  4. What is the typical efficiency of the MAX9714ETJ+TG24?

    • The typical efficiency of the MAX9714ETJ+TG24 is around 85%.

  5. What are the key features of the MAX9714ETJ+TG24?

    • The key features include short-circuit and thermal-overload protection, low quiescent current, and a low EMI profile.

  6. What applications is the MAX9714ETJ+TG24 suitable for?

    • The MAX9714ETJ+TG24 is suitable for portable and battery-powered audio applications, such as smartphones, tablets, and portable speakers.

  7. What is the recommended operating temperature range for the MAX9714ETJ+TG24?

    • The recommended operating temperature range is from -40°C to +85°C.

  8. Does the MAX9714ETJ+TG24 require external components for operation?

    • Yes, the MAX9714ETJ+TG24 requires a few external components, including input capacitors, output filter inductors, and feedback resistors.

  9. Can the MAX9714ETJ+TG24 be used in automotive applications?

    • Yes, the MAX9714ETJ+TG24 is suitable for automotive infotainment and dashboard applications.

  10. Is there a reference design available for the MAX9714ETJ+TG24?

    • Yes, Maxim Integrated provides a reference design and evaluation kit for the MAX9714ETJ+TG24 to aid in its implementation.