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TA2022AFN

Manufacturer: TOSHIBA, TOS

1.5V AM / FM IF + MPX

Partnumber Manufacturer Quantity Availability
TA2022AFN TOSHIBA, TOS 1175 In Stock

Description and Introduction

1.5V AM / FM IF + MPX The TA2022AFN is a Class-T digital audio amplifier IC manufactured by Tripath Technology. Here are its key specifications, descriptions, and features:

### **Specifications:**  
- **Power Output:** Up to 15W per channel (stereo) into 4Ω at 10% THD.  
- **Supply Voltage Range:** 8V to 14V (typical 12V operation).  
- **Efficiency:** Up to 85% (Class-T architecture).  
- **THD+N (Total Harmonic Distortion + Noise):** <0.1% (typical).  
- **Signal-to-Noise Ratio (SNR):** >90dB.  
- **Operating Frequency:** Switching frequency up to 1.5MHz.  
- **Package:** 28-pin DIP (Dual In-line Package).  

### **Descriptions:**  
- The TA2022AFN is a Class-T digital amplifier IC that combines high efficiency with high-quality audio performance.  
- It uses Tripath’s proprietary digital power processing technology for improved sound quality compared to traditional Class-AB amplifiers.  
- Designed for applications like multimedia speakers, automotive audio, and compact audio systems.  

### **Features:**  
- **Digital Amplification:** Uses PWM (Pulse Width Modulation) for efficient power conversion.  
- **Low Heat Dissipation:** High efficiency reduces the need for large heat sinks.  
- **Built-in Protection:** Includes thermal shutdown, overcurrent, and undervoltage protection.  
- **Minimal External Components:** Simplified design with few external parts required.  
- **Stereo Operation:** Supports two-channel audio output.  

This information is based on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

1.5V AM / FM IF + MPX

Alternative Part Number

  • TDA7498E --: Class-D audio amplifier with comparable output power and supply range, commonly used as a drop-in alternative in similar amplifier designs.
  • TPA3116D2 --: Widely available Class-D amplifier IC with similar power output and analog input, suitable replacement for many TA2022AFN applications.
  • TDA7492P --: Class-D audio amplifier offering similar performance and supply voltage, often used where TA2022AFN is unavailable.
  • LM3886 --: Well-known high-power audio amplifier IC offering comparable output capability, usable as an alternative with minor circuit adjustments.

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