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LM4892MMX from NSC,National Semiconductor

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LM4892MMX

Manufacturer: NSC

1 Watt Audio Power Amplifier with Headphone Sense

Partnumber Manufacturer Quantity Availability
LM4892MMX NSC 32 In Stock

Description and Introduction

1 Watt Audio Power Amplifier with Headphone Sense The LM4892MMX is a manufacturer NSC (National Semiconductor Corporation) audio power amplifier. Below are the specifications, descriptions, and features based on factual information:

### **Specifications:**  
- **Manufacturer:** NSC (National Semiconductor Corporation)  
- **Type:** Audio Power Amplifier  
- **Package:** 8-Pin VSSOP (MMX)  
- **Output Power:** 1.1W (into 8Ω at 5V)  
- **Operating Voltage Range:** 2.2V to 5.5V  
- **Quiescent Current:** 2.7mA (typical)  
- **Shutdown Current:** 0.01μA (typical)  
- **Total Harmonic Distortion + Noise (THD+N):** 0.2% (typical at 1kHz, 1W into 8Ω)  
- **Signal-to-Noise Ratio (SNR):** 95dB (typical)  
- **Gain:** Fixed at 6dB  

### **Descriptions:**  
The LM4892MMX is a mono, bridged audio power amplifier designed for portable applications such as mobile phones and other low-voltage devices. It operates from a single supply voltage and features a low-power shutdown mode to conserve battery life.  

### **Features:**  
- **Bridged Output (BTL) Configuration** for higher power output  
- **Low Quiescent Current** (2.7mA typical)  
- **Low Shutdown Current** (0.01μA typical)  
- **No Output Coupling Capacitors Required**  
- **Thermal Shutdown Protection**  
- **Improved PSRR (Power Supply Rejection Ratio)**  
- **Space-Saving 8-Pin VSSOP (MMX) Package**  

This information is sourced from the manufacturer's datasheet.

Application Scenarios & Design Considerations

1 Watt Audio Power Amplifier with Headphone Sense

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