Enhanced Emissions Suppression Stereo Class D Audio Sub-System w/ Ground Referenced Headphone Amp 36-DSBGA -40 to 85 The LM49250RLX/NOPB is a stereo audio power amplifier manufactured by National Semiconductor (NSC).  

### **Specifications:**  
- **Output Power:** 1.1W per channel into 8Ω at 5V  
- **Supply Voltage Range:** 2.7V to 5.5V  
- **THD+N (Total Harmonic Distortion + Noise):** 0.1% (typical)  
- **PSRR (Power Supply Rejection Ratio):** 70dB (typical)  
- **Shutdown Current:** <1µA  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 20-pin LLP (Leadless Leadframe Package)  

### **Descriptions:**  
The LM49250RLX/NOPB is a high-performance, low-power stereo audio amplifier designed for portable applications. It features a low shutdown current, making it suitable for battery-powered devices.  

### **Features:**  
- **Stereo Operation:** Supports two-channel audio output.  
- **Low Quiescent Current:** Optimized for power efficiency.  
- **Thermal and Short-Circuit Protection:** Built-in safeguards for reliability.  
- **Pop-and-Click Suppression:** Minimizes noise during power transitions.  
- **Small Footprint:** 20-pin LLP package for space-constrained designs.  

This information is based on the manufacturer's datasheet.

Enhanced Emissions Suppression Stereo Class D Audio Sub-System w/ Ground Referenced Headphone Amp 36-DSBGA -40 to 85