Maxim Integrated
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MAX974EPE
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MAX974EPE

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Audio Amplifier
  • Characteristics: High-performance, stereo Class D audio power amplifier
  • Package: 16-pin plastic dual in-line package (PDIP)
  • Essence: Provides high-quality audio amplification for various applications
  • Packaging/Quantity: Available in tubes or reels, quantity depends on supplier

Specifications

  • Power Supply Voltage Range: 4.5V to 14V
  • Output Power: Up to 25W per channel
  • Efficiency: Up to 93%
  • Total Harmonic Distortion + Noise (THD+N): 0.04%
  • Signal-to-Noise Ratio (SNR): 100dB
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX974EPE has a total of 16 pins arranged as follows:

  1. Mute
  2. Shutdown
  3. Input B
  4. Input A
  5. GND (Ground)
  6. VDD (Power Supply)
  7. NC (No Connection)
  8. NC
  9. NC
  10. NC
  11. NC
  12. NC
  13. NC
  14. Output B
  15. Output A
  16. Thermal Pad

Functional Features

  • High-efficiency Class D operation
  • Built-in thermal and short-circuit protection
  • Low quiescent current consumption
  • Wide input voltage range
  • Mute and shutdown control options

Advantages and Disadvantages

Advantages: - High power efficiency - Compact size - Built-in protection features - Wide operating temperature range

Disadvantages: - Limited output power compared to some other amplifiers - Requires external components for full functionality

Working Principles

The MAX974EPE is a Class D audio amplifier that utilizes pulse-width modulation (PWM) to amplify audio signals. It efficiently switches the power supply on and off at a high frequency to generate the amplified output. This design allows for high power efficiency and low heat dissipation.

Detailed Application Field Plans

The MAX974EPE is suitable for various audio amplification applications, including: - Portable speakers - Home theater systems - Car audio systems - Multimedia devices - Gaming consoles

Alternative Models

  1. TPA3116D2: Similar Class D audio amplifier with higher output power.
  2. LM386: Low-power audio amplifier suitable for small-scale applications.
  3. TAS5630: High-performance Class D audio amplifier with advanced features.

Note: This is not an exhaustive list, and there are several other alternative models available in the market.

In conclusion, the MAX974EPE is a high-performance stereo Class D audio power amplifier that offers efficient and reliable audio amplification for various applications. Its compact size, built-in protection features, and wide operating temperature range make it a popular choice among audio enthusiasts. However, it is important to consider the specific requirements of your application and explore alternative models to ensure the best fit for your needs.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MAX974EPE v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MAX974EPE in technical solutions:

  1. Q: What is MAX974EPE? A: MAX974EPE is a power amplifier IC designed for audio applications.

  2. Q: What is the maximum output power of MAX974EPE? A: The maximum output power of MAX974EPE is 25W per channel.

  3. Q: Can MAX974EPE be used in stereo applications? A: Yes, MAX974EPE can be used in stereo applications as it has two independent channels.

  4. Q: What is the input voltage range for MAX974EPE? A: The input voltage range for MAX974EPE is typically between 4.5V and 14V.

  5. Q: Does MAX974EPE require an external heat sink? A: No, MAX974EPE does not require an external heat sink as it has built-in thermal protection.

  6. Q: Can MAX974EPE operate with a single power supply? A: Yes, MAX974EPE can operate with a single power supply, typically between 10V and 14V.

  7. Q: Is MAX974EPE suitable for battery-powered applications? A: Yes, MAX974EPE is suitable for battery-powered applications as it has low quiescent current consumption.

  8. Q: Can MAX974EPE drive low-impedance speakers? A: Yes, MAX974EPE can drive low-impedance speakers down to 4 ohms.

  9. Q: Does MAX974EPE have any built-in protection features? A: Yes, MAX974EPE has built-in protection features like overtemperature and short-circuit protection.

  10. Q: What is the package type of MAX974EPE? A: MAX974EPE comes in an 16-pin DIP (Dual Inline Package) format.

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