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LM4906MMX from NSC,National Semiconductor

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LM4906MMX

Manufacturer: NSC

1W, Bypass-Capacitor-less Audio Power Amplifier with Internal Selectable Gain

Partnumber Manufacturer Quantity Availability
LM4906MMX NSC 193 In Stock

Description and Introduction

1W, Bypass-Capacitor-less Audio Power Amplifier with Internal Selectable Gain The LM4906MMX is a manufacturer NSC (National Semiconductor Corporation) part.  

### **Specifications:**  
- **Type:** Audio Power Amplifier  
- **Output Power:** 1.1W per channel into 8Ω at 5V  
- **Operating Voltage Range:** 2.2V to 5.5V  
- **THD+N (Total Harmonic Distortion + Noise):** 1% (typical) at 1kHz, 1W into 8Ω  
- **Shutdown Current:** 0.01µA (typical)  
- **Quiescent Current:** 3.5mA (typical)  
- **Package:** 8-Pin Micro SMD (MSOP)  

### **Descriptions:**  
The LM4906MMX is a dual-channel audio power amplifier designed for portable applications. It features a low-voltage operation, making it suitable for battery-powered devices. The amplifier includes an internal shutdown mode to minimize power consumption when not in use.  

### **Features:**  
- **Dual-Channel Operation**  
- **Low Quiescent Current**  
- **Thermal Shutdown Protection**  
- **Unity-Gain Stable**  
- **Improved PSRR (Power Supply Rejection Ratio)**  
- **No Output Coupling Capacitors Required**  
- **Space-Saving MSOP Package**  

This information is based on the manufacturer's datasheet for the LM4906MMX.

Application Scenarios & Design Considerations

1W, Bypass-Capacitor-less Audio Power Amplifier with Internal Selectable Gain

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