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LM4873MT from NS,National Semiconductor

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LM4873MT

Manufacturer: NS

Dual 2.1W Audio Amplifier Plus Stereo Headphone Function

Partnumber Manufacturer Quantity Availability
LM4873MT NS 256 In Stock

Description and Introduction

Dual 2.1W Audio Amplifier Plus Stereo Headphone Function The LM4873MT is a mono bridged audio power amplifier manufactured by National Semiconductor (NS).  

**Specifications:**  
- **Output Power:** 3W (into 4Ω at 5V)  
- **Supply Voltage Range:** 2.0V to 5.5V  
- **Quiescent Current:** 2.6mA (typical)  
- **THD+N (Total Harmonic Distortion + Noise):** 1% (typical at 1W into 4Ω)  
- **Shutdown Current:** 0.01μA (typical)  
- **Package:** 8-pin TSSOP (MT)  

**Descriptions:**  
- Designed for battery-powered applications.  
- Features a bridge-tied load (BTL) configuration for improved efficiency.  
- Includes thermal shutdown and click-and-pop suppression.  

**Features:**  
- No output coupling capacitors required.  
- Unity-gain stable.  
- External gain configuration capability.  
- Low power consumption.  
- Improved power supply rejection ratio (PSRR).  

This information is based on the manufacturer's datasheet.

Application Scenarios & Design Considerations

Dual 2.1W Audio Amplifier Plus Stereo Headphone Function

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