مضخم صوت TDA2030A

TDA2030A Audio Amplifier IC – 18W Class AB Mono Power Amplifier

Low Distortion | High Output | Thermal & Short-Circuit Protected

The TDA2030A is a monolithic integrated circuit in a Pentawatt package, intended for use as a low-frequency class AB audio amplifier. It delivers high-quality audio output up to 18W with low harmonic and crossover distortion, making it a popular choice for home audio systems, active speakers, subwoofer projects, and DIY amplifiers.

Designed for excellent thermal stability and internal short-circuit protection, the TDA2030A offers both reliability and performance in compact, cost-effective designs.

Key Features:

🎵 Excellent Audio Performance

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  Low total harmonic distortion (THD < 0.1%)

  
  


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  Clean and crisp sound output ideal for music and speech applications

  
  

⚡ Power Output:

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  Up to 18W with ±18V dual supply

  
  


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  Up to 12W with single supply (e.g. 18V)

  
  


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  Can be used in bridge configuration for higher power (~35W)

  
  

🌡️ Built-in Protection Features

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  Short-circuit protection

  
  


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  Thermal shutdown to prevent overheating

  
  


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  Safe operating area (SOA) protection

  
  

🔌 Flexible Supply Options

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  Operates with single or split power supplies (±6V to ±18V)

  
  


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  Ideal for battery- or adapter-powered systems

  
  

🧩 Easy to Integrate

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  5-pin Pentawatt package

  
  


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  Can be used with minimal external components

  
  


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  Compatible with standard heat sinks for cooling

  
  

Technical Specifications:

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  Model: TDA2030A

  
  


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  Package: Pentawatt-5 (through-hole)

  
  


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  Power Output:

  
  
  
  
  
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    14W @ ±14V, 4Ω

    
    
  
  
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    18W @ ±18V, 4Ω

    
    
  
  
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    12W @ 18V single supply

    
    
  
  
  
  


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  THD: < 0.1%

  
  


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  Frequency Response: 20Hz–20kHz

  
  


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  Supply Voltage: ±6V to ±18V or single 9V–36V

  
  


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  Quiescent Current: ~40mA

  
  


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  Output Type: Mono (single channel)

  
  

Applications:

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  Audio amplifier modules

  
  


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  DIY stereo speaker systems

  
  


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  Active subwoofers and speaker boxes

  
  


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  Car audio systems

  
  


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  Intercoms and public address systems

  
  

Why Choose the TDA2030A?

The TDA2030A is a proven and reliable solution for anyone looking to build or repair medium-power audio amplifiers. With low distortion, high output power, and integrated protection, it is ideal for both hobbyists and professionals working on custom audio electronics.