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LM4652TA from NS,National Semiconductor

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LM4652TA

Manufacturer: NS

170W Class D Audio Amplifier Solution

Partnumber Manufacturer Quantity Availability
LM4652TA NS 20 In Stock

Description and Introduction

170W Class D Audio Amplifier Solution The LM4652TA is a Class D amplifier IC manufactured by National Semiconductor (NS). Here are the factual details from Ic-phoenix technical data files:

### **Specifications:**  
- **Type:** Class D Audio Power Amplifier  
- **Output Power:** Up to 170W (with appropriate power supply and heat sinking)  
- **Supply Voltage Range:** ±12V to ±30V  
- **Efficiency:** >85% (typical)  
- **THD+N (Total Harmonic Distortion + Noise):** <0.2%  
- **Switching Frequency:** 125kHz (typical)  
- **Package:** 15-lead TO-220  

### **Descriptions:**  
The LM4652TA is a fully integrated Class D amplifier solution designed for high-efficiency audio applications. It consists of an H-bridge power stage and PWM modulator, requiring minimal external components. It is suitable for high-power audio systems such as home theater, automotive amplifiers, and professional audio equipment.

### **Features:**  
- Integrated PWM modulator and H-bridge MOSFET output stage  
- High efficiency (>85%) reduces heat dissipation  
- Adjustable switching frequency  
- Thermal shutdown and overcurrent protection  
- Mute function for pop-free operation  
- Low external component count  

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

Application Scenarios & Design Considerations

170W Class D Audio Amplifier Solution

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