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LM4843MH from NS,National Semiconductor

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LM4843MH

Manufacturer: NS

Stereo 2W Audio Power Amplifiers with DC Volume Control and Selectable Gain

Partnumber Manufacturer Quantity Availability
LM4843MH NS 11 In Stock

Description and Introduction

Stereo 2W Audio Power Amplifiers with DC Volume Control and Selectable Gain The LM4843MH is a manufacturer by National Semiconductor (NS). Here are its specifications, descriptions, and features:

### **Specifications:**  
- **Type:** Audio Power Amplifier  
- **Output Power:** 1.1W per channel (into 8Ω at 5V)  
- **Supply Voltage Range:** 2.7V to 5.5V  
- **Total Harmonic Distortion + Noise (THD+N):** 0.1% (typical)  
- **Shutdown Current:** 0.1μA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 28-pin LLP (Leadless Leadframe Package)  

### **Descriptions:**  
The LM4843MH is a stereo audio power amplifier designed for portable applications. It features a low-voltage operation, making it suitable for battery-powered devices. It includes an integrated thermal shutdown and short-circuit protection.  

### **Features:**  
- **Stereo Operation:** Two independent amplifier channels.  
- **Low Quiescent Current:** 4mA (typical).  
- **No External Output Coupling Capacitors Required.**  
- **Thermal Shutdown Protection.**  
- **Short-Circuit and Overcurrent Protection.**  
- **Pop-and-Click Suppression Circuitry.**  

This information is based on the manufacturer's datasheet.

Application Scenarios & Design Considerations

Stereo 2W Audio Power Amplifiers with DC Volume Control and Selectable Gain

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