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LM4867MT from NS,National Semiconductor

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LM4867MT

Manufacturer: NS

Output-Transient-Free Dual 2.1W Audio Amplifier Plus No Coupling Capacitor Stereo Headphone Function

Partnumber Manufacturer Quantity Availability
LM4867MT NS 20 In Stock

Description and Introduction

Output-Transient-Free Dual 2.1W Audio Amplifier Plus No Coupling Capacitor Stereo Headphone Function The LM4867MT is a manufacturer by National Semiconductor (NS).  

**Specifications:**  
- **Type:** Audio Power Amplifier  
- **Output Power:** 1.1W per channel into 8Ω at 5V  
- **Supply Voltage Range:** 2.0V to 5.5V  
- **THD+N (Total Harmonic Distortion + Noise):** 0.2% (typical)  
- **Shutdown Current:** 0.1μA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-Pin TSSOP  

**Descriptions:**  
The LM4867MT is a dual bridge-connected audio power amplifier designed for applications requiring low voltage operation and high-quality audio output. It is suitable for portable devices such as mobile phones, PDAs, and portable media players.  

**Features:**  
- Dual bridge configuration  
- Low quiescent current  
- Improved click-and-pop suppression  
- Thermal shutdown protection  
- Short-circuit protection  
- Space-saving TSSOP package  

This information is based solely on the provided knowledge base.

Application Scenarios & Design Considerations

Output-Transient-Free Dual 2.1W Audio Amplifier Plus No Coupling Capacitor Stereo Headphone Function
Partnumber Manufacturer Quantity Availability
LM4867MT NS 102 In Stock

Description and Introduction

Output-Transient-Free Dual 2.1W Audio Amplifier Plus No Coupling Capacitor Stereo Headphone Function The LM4867MT is a dual bridge-connected audio power amplifier manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Output Power:** 1.1W per channel into 8Ω at 5V (typical)  
- **Supply Voltage Range:** 2.0V to 5.5V  
- **Quiescent Current:** 4mA (typical)  
- **THD+N (Total Harmonic Distortion + Noise):** 0.2% (typical at 1kHz, 1W output)  
- **Shutdown Current:** 0.6µA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin SOIC (MT suffix)  

### **Descriptions:**  
- The LM4867MT is designed for battery-powered applications, providing high-quality audio amplification with minimal power consumption.  
- It features two bridge-tied load (BTL) amplifiers, eliminating the need for external coupling capacitors.  
- Includes thermal shutdown and click-and-pop suppression circuitry.  

### **Features:**  
- **Dual Bridge Amplifier Configuration**  
- **Low Quiescent Current**  
- **No Output Coupling Capacitors Needed**  
- **Thermal Shutdown Protection**  
- **Click-and-Pop Suppression**  
- **Wide Supply Voltage Range (2.0V to 5.5V)**  
- **Space-Saving SOIC Package**  

This information is based on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

Output-Transient-Free Dual 2.1W Audio Amplifier Plus No Coupling Capacitor Stereo Headphone Function

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