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LM4667MM from NS/PBF,National Semiconductor

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LM4667MM

Manufacturer: NS/PBF

Filterless High Efficiency 1.3W Switching Audio Amplifier

Partnumber Manufacturer Quantity Availability
LM4667MM NS/PBF 1425 In Stock

Description and Introduction

Filterless High Efficiency 1.3W Switching Audio Amplifier The LM4667MM is a mono 2.5W audio power amplifier manufactured by Texas Instruments (NS/PBF).  

**Specifications:**  
- **Output Power:** 2.5W into 4Ω at 5V  
- **Supply Voltage Range:** 2.7V to 5.5V  
- **THD+N (Total Harmonic Distortion + Noise):** 0.2% (typical)  
- **Efficiency:** Up to 90% (Class D operation)  
- **Shutdown Current:** <1µA  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin VSSOP (MSOP)  

**Descriptions:**  
The LM4667MM is a Class D audio amplifier designed for portable applications. It features a low-power shutdown mode and requires minimal external components.  

**Features:**  
- Filterless Class D operation  
- Low quiescent current (3.5mA typical)  
- Thermal shutdown protection  
- Improved pop-and-click suppression  
- Unity-gain stable  
- Short-circuit and overcurrent protection  

This information is based on the manufacturer's datasheet.

Application Scenarios & Design Considerations

Filterless High Efficiency 1.3W Switching Audio Amplifier

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