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LM4809MMX/NOPB from NS,National Semiconductor

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LM4809MMX/NOPB

Manufacturer: NS

LM4809 Dual 105mW Headphone Amplifier with Active-Low Shutdown Mode 8-VSSOP -40 to 85

Partnumber Manufacturer Quantity Availability
LM4809MMX/NOPB,LM4809MMXNOPB NS 52375 In Stock

Description and Introduction

LM4809 Dual 105mW Headphone Amplifier with Active-Low Shutdown Mode 8-VSSOP -40 to 85 The LM4809MMX/NOPB is a stereo audio power amplifier manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Type:** Stereo Audio Power Amplifier  
- **Output Power:** 105mW per channel into 16Ω at 5V  
- **Supply Voltage Range:** 2.7V to 5.5V  
- **THD+N (Total Harmonic Distortion + Noise):** 0.1% (typical)  
- **Shutdown Current:** 0.01μA (typical)  
- **Operating Current:** 3.5mA (typical)  
- **Package:** 8-Pin VSSOP (MSOP)  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
- Designed for portable audio applications  
- Features an internal depop circuitry to reduce turn-on/off transients  
- No external coupling capacitors required for headphone driving  
- Unity-gain stable  

### **Features:**  
- Low quiescent current  
- Improved click-and-pop suppression  
- Thermal shutdown protection  
- Short-circuit protection  

This information is based on the manufacturer's datasheet.

Application Scenarios & Design Considerations

LM4809 Dual 105mW Headphone Amplifier with Active-Low Shutdown Mode 8-VSSOP -40 to 85

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