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TDA7375AV
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TDA7375AV

Product Overview

Category

TDA7375AV belongs to the category of integrated circuits (ICs) specifically designed for audio amplification.

Use

This product is commonly used in audio systems to amplify low-power audio signals and drive speakers.

Characteristics

  • High-quality audio amplification
  • Low distortion and noise levels
  • Wide frequency response range
  • Built-in protection circuitry against short-circuits and thermal overload

Package

TDA7375AV is available in a compact, 15-pin single in-line package (SIP).

Essence

The essence of TDA7375AV lies in its ability to provide high-fidelity audio amplification in a small form factor, making it suitable for various audio applications.

Packaging/Quantity

TDA7375AV is typically sold in reels or tubes containing multiple units. The exact quantity may vary depending on the supplier.

Specifications

  • Supply Voltage: 8V to 18V
  • Output Power: Up to 35W per channel
  • Total Harmonic Distortion (THD): <0.1%
  • Signal-to-Noise Ratio (SNR): >90dB
  • Operating Temperature Range: -40°C to +150°C

Detailed Pin Configuration

  1. Mute/Standby
  2. Non-Inverting Input (Channel 1)
  3. Inverting Input (Channel 1)
  4. VCC (Positive Supply Voltage)
  5. Output (Channel 1)
  6. GND (Ground)
  7. Output (Channel 2)
  8. Inverting Input (Channel 2)
  9. Non-Inverting Input (Channel 2)
  10. Bootstrap Capacitor (Channel 2)
  11. Bootstrap Capacitor (Channel 1)
  12. Feedback Resistor (Channel 1)
  13. Feedback Resistor (Channel 2)
  14. Bypass Capacitor
  15. VCC (Positive Supply Voltage)

Functional Features

  • Dual-channel audio amplification
  • Built-in mute and standby modes for power management
  • Short-circuit and thermal overload protection
  • External gain control capability
  • Low external component count for simplified circuit design

Advantages and Disadvantages

Advantages

  • High-quality audio amplification with low distortion
  • Compact package size for space-constrained applications
  • Integrated protection circuitry enhances reliability
  • Versatile and suitable for various audio systems

Disadvantages

  • Limited output power compared to higher wattage amplifiers
  • Requires proper heat dissipation for optimal performance
  • Not suitable for high-power audio applications

Working Principles

TDA7375AV operates on the principle of amplifying low-power audio signals using a class AB amplifier configuration. It utilizes a combination of voltage and current amplification stages to faithfully reproduce the input audio signal at a higher power level suitable for driving speakers.

Detailed Application Field Plans

TDA7375AV finds application in a wide range of audio systems, including: 1. Car audio systems 2. Home theater systems 3. Portable audio devices 4. Multimedia speakers 5. Public address (PA) systems

Detailed and Complete Alternative Models

  1. TDA7377: Similar dual-channel audio amplifier IC with higher output power capability.
  2. TDA7266: Dual-channel audio amplifier IC with built-in volume control and tone adjustment features.
  3. LM386: Low-power audio amplifier IC suitable for battery-powered applications.

These alternative models offer different specifications and features, allowing designers to choose the most appropriate solution for their specific requirements.

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技術ソリューションにおける TDA7375AV 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。

Sure! Here are 10 common questions and answers related to the application of TDA7375AV in technical solutions:

  1. Q: What is TDA7375AV? A: TDA7375AV is a class AB quad bridge audio amplifier integrated circuit (IC) that can be used in various audio applications.

  2. Q: What is the maximum power output of TDA7375AV? A: The maximum power output of TDA7375AV is typically 35 watts per channel when operating at a 4-ohm load.

  3. Q: Can TDA7375AV operate with a single power supply? A: No, TDA7375AV requires a dual power supply configuration (+Vs and -Vs) for proper operation.

  4. Q: What is the recommended power supply voltage range for TDA7375AV? A: The recommended power supply voltage range for TDA7375AV is typically ±12V to ±18V.

  5. Q: How many channels does TDA7375AV support? A: TDA7375AV is a quad bridge amplifier, meaning it supports four separate audio channels.

  6. Q: Can TDA7375AV drive low impedance speakers? A: Yes, TDA7375AV is designed to drive speakers with an impedance as low as 2 ohms.

  7. Q: Does TDA7375AV have built-in thermal protection? A: Yes, TDA7375AV includes built-in thermal protection circuitry to prevent overheating.

  8. Q: Can TDA7375AV be used in car audio systems? A: Yes, TDA7375AV is commonly used in car audio systems due to its compact size and high power output.

  9. Q: Is TDA7375AV suitable for home theater applications? A: Yes, TDA7375AV can be used in home theater setups to drive multiple speakers and provide high-quality audio.

  10. Q: Are there any recommended external components for TDA7375AV? A: Yes, TDA7375AV requires a few external components such as decoupling capacitors, input coupling capacitors, and feedback resistors for proper operation.

Please note that these answers are general and may vary depending on the specific application and circuit design. It is always recommended to refer to the datasheet and application notes provided by the manufacturer for detailed information.