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STA540 from STM,ST Microelectronics

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STA540

Manufacturer: STM

4 x 13 W dual/quad power amplifier

Partnumber Manufacturer Quantity Availability
STA540 STM 10000 In Stock

Description and Introduction

4 x 13 W dual/quad power amplifier The STA540 is a 4-channel audio power amplifier manufactured by STMicroelectronics (STM). Here are the key specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**
- **Output Power:**  
  - 4 × 40W (max) into 4Ω at ±18V  
  - 4 × 30W (max) into 8Ω at ±15V  
- **Operating Voltage Range:** ±6V to ±18V  
- **Total Harmonic Distortion (THD):** 0.1% (typical)  
- **Signal-to-Noise Ratio (SNR):** > 100dB  
- **Gain:** Fixed at 26dB  
- **Standby Function:** Low-power standby mode  

### **Descriptions:**
- The STA540 is a quad bridge audio amplifier designed for high-power car radio and home audio applications.  
- It integrates four independent amplifiers in a single package, capable of driving four speakers or two in a bridge configuration.  
- The device includes built-in protection features such as thermal shutdown, short-circuit protection, and overvoltage protection.  

### **Features:**
- **Quad Bridge Amplifier:** Supports 4-channel or 2-channel bridge-tied load (BTL) configurations.  
- **Mute and Standby Modes:** Allows power-saving operation.  
- **Thermal Protection:** Automatic shutdown in case of overheating.  
- **Short-Circuit Protected:** Safeguards against output shorts.  
- **Low External Component Count:** Simplifies PCB design.  
- **Package:** PowerDIP20 or Multiwatt15V (through-hole or surface-mount options).  

This information is strictly based on the manufacturer's datasheet.

Application Scenarios & Design Considerations

4 x 13 W dual/quad power amplifier

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