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LM4819MM from NS,National Semiconductor

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LM4819MM

Manufacturer: NS

350mW Audio Power Amplifier with Shutdown Mode

Partnumber Manufacturer Quantity Availability
LM4819MM NS 22000 In Stock

Description and Introduction

350mW Audio Power Amplifier with Shutdown Mode The LM4819MM is a dual 105mW audio power amplifier manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Type:** Dual 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):** 0.2% (typical)  
- **Shutdown Current:** 0.01μA (typical)  
- **Operating Current:** 2.5mA (typical)  
- **Package:** 10-pin MSOP (MM)  
- **Gain:** Fixed internally at 6dB  
- **PSRR (Power Supply Rejection Ratio):** 65dB (typical)  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
The LM4819MM is designed for portable audio applications such as mobile phones, PDAs, and portable media players. It features a low-power shutdown mode and operates from a single supply voltage.  

### **Features:**  
- Dual-channel output  
- No output coupling capacitors required  
- Improved click-and-pop suppression  
- Thermal shutdown protection  
- Space-saving MSOP package  

This information is based on the manufacturer's datasheet.

Application Scenarios & Design Considerations

350mW Audio Power Amplifier with Shutdown Mode

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