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LM4667ITL from NS,National Semiconductor

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LM4667ITL

Manufacturer: NS

Filterless High Efficiency 1.3W Switching Audio Amplifier

Partnumber Manufacturer Quantity Availability
LM4667ITL NS 30 In Stock

Description and Introduction

Filterless High Efficiency 1.3W Switching Audio Amplifier The LM4667ITL is a mono 2.5W audio power amplifier manufactured by Texas Instruments (NS).  

### **Specifications:**  
- **Output Power:** 2.5W (into 4Ω at 5V)  
- **Supply Voltage Range:** 2.7V to 5.5V  
- **Efficiency:** Up to 90% (Class D operation)  
- **THD+N:** 0.2% (typical at 1W into 4Ω)  
- **Shutdown Current:** <1µA  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 9-pin DSBGA (MicroSMD)  

### **Description:**  
The LM4667ITL is a high-efficiency, mono Class D audio amplifier designed for portable applications. It features low power consumption and a small footprint, making it ideal for battery-powered devices.  

### **Features:**  
- **Low Quiescent Current:** 4mA (typical)  
- **Pop-and-Click Suppression**  
- **Thermal and Short-Circuit Protection**  
- **Filterless Operation** (eliminates output filter requirement)  
- **Space-Saving Package:** 9-bump DSBGA (1.5mm x 1.5mm)  

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

Application Scenarios & Design Considerations

Filterless High Efficiency 1.3W Switching Audio Amplifier

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