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LM4863M from 国半

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LM4863M

Manufacturer: 国半

Dual 2.2W Audio Amplifier Plus Stereo Headphone Function

Partnumber Manufacturer Quantity Availability
LM4863M 国半 83 In Stock

Description and Introduction

Dual 2.2W Audio Amplifier Plus Stereo Headphone Function The LM4863M is a manufacturer by National Semiconductor (国半). Here are its specifications, descriptions, and features based on factual information:

### **Specifications:**
- **Type:** Audio Power Amplifier  
- **Output Power:** 1.1W per channel into 8Ω (at 5V, THD = 10%)  
- **Supply Voltage Range:** 2.0V to 5.5V  
- **Total Harmonic Distortion (THD + N):** 0.2% (typical)  
- **Quiescent Current:** 4mA (typical)  
- **Shutdown Current:** 0.6μA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-Pin SOIC  

### **Descriptions:**  
The LM4863M is a dual bridge-connected audio power amplifier designed for applications requiring low voltage operation and high-quality audio output. It is optimized for portable devices such as mobile phones, PDAs, and portable media players.  

### **Features:**  
- **Bridge-Tied Load (BTL) Configuration:** Eliminates the need for output coupling capacitors.  
- **Low Voltage Operation:** Works efficiently from 2.0V to 5.5V.  
- **Low Quiescent Current:** Enhances battery life in portable applications.  
- **Thermal Shutdown Protection:** Prevents damage from excessive heat.  
- **Short-Circuit Protection:** Safeguards the device during fault conditions.  
- **Space-Saving SOIC Package:** Suitable for compact designs.  

This information is strictly based on the manufacturer's datasheet for the LM4863M.

Application Scenarios & Design Considerations

Dual 2.2W Audio Amplifier Plus Stereo Headphone Function

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