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TDA7253L from ST/PBF,ST Microelectronics

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TDA7253L

Manufacturer: ST/PBF, STM, ST

6W AMPLIFIER WITH MUTING

Partnumber Manufacturer Quantity Availability
TDA7253L ST/PBF, STM, ST 19354 In Stock

Description and Introduction

6W AMPLIFIER WITH MUTING The TDA7253L is a power amplifier IC manufactured by STMicroelectronics (ST). Below are the factual details about its specifications, descriptions, and features:

### **Specifications:**  
- **Output Power:** 30W (typical) into 4Ω at 18V supply  
- **Supply Voltage Range:** ±6V to ±18V (dual supply)  
- **Operating Voltage Range:** ±4.5V to ±20V  
- **Quiescent Current:** Typically 40mA  
- **Total Harmonic Distortion (THD):** <0.1% at 1W, 1kHz  
- **Signal-to-Noise Ratio (SNR):** >90dB  
- **Gain:** 30dB (fixed)  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
- The TDA7253L is a class-AB stereo audio amplifier designed for high-quality audio applications.  
- It features a built-in mute function and standby mode for power-saving operation.  
- The IC is designed for use in car radios, home audio systems, and other audio amplification applications.  

### **Features:**  
- **Mute and Standby Functions:** Allows for power management and noise reduction.  
- **Short-Circuit Protection:** Built-in protection against output short circuits.  
- **Thermal Protection:** Prevents damage due to overheating.  
- **Low External Component Count:** Simplifies circuit design.  
- **High Output Power Capability:** Suitable for driving speakers in various audio systems.  
- **Wide Supply Voltage Range:** Supports flexible power supply configurations.  

The TDA7253L is available in a **Multiwatt15V** package (15-pin vertical power package).  

For exact details, refer to the official STMicroelectronics datasheet.

Application Scenarios & Design Considerations

6W AMPLIFIER WITH MUTING

Alternative Part Number

  • TDA7265 --: Similar Class-AB audio power amplifier in the same TDA7xxx family, widely available and often used as a drop-in substitute in audio applications.
  • LM1875T --: Popular single-chip audio power amplifier with comparable output power and supply range, commonly used as an alternative in similar audio circuits.
  • TDA2050 --: Well-known audio power amplifier IC with similar power handling and pin-compatible usage in many designs, serving as a practical fallback option.
  • TDA2030A --: Classic low-cost audio power amplifier with similar power rating and supply requirements, commonly used as a substitute in audio applications.

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