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LM4873MTX from NSC,National Semiconductor

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LM4873MTX

Manufacturer: NSC

Dual 2.1W Audio Amplifier Plus Stereo Headphone Function

Partnumber Manufacturer Quantity Availability
LM4873MTX NSC 3450 In Stock

Description and Introduction

Dual 2.1W Audio Amplifier Plus Stereo Headphone Function The LM4873MTX is a 3W audio power amplifier manufactured by National Semiconductor (NSC).  

**Specifications:**  
- **Output Power:** 3W (into a 3Ω load at 5V supply)  
- **Supply Voltage Range:** 2.7V to 5.5V  
- **Quiescent Current:** 4mA (typical)  
- **Shutdown Current:** 0.01μA (typical)  
- **THD+N (Total Harmonic Distortion + Noise):** 1% (typical at 1kHz, 1W output)  
- **Gain:** 6dB (fixed)  
- **Package:** 8-pin TSSOP  

**Descriptions and Features:**  
- Designed for battery-powered applications  
- Requires minimal external components  
- Features a low-power shutdown mode  
- Improved pop-and-click suppression  
- Thermal shutdown protection  
- Short-circuit protection  
- Unity-gain stable  
- Suitable for portable audio devices  

The LM4873MTX is optimized for driving speakers in small form-factor applications.

Application Scenarios & Design Considerations

Dual 2.1W Audio Amplifier Plus Stereo Headphone Function

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