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LM4867LQ from NS,National Semiconductor

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LM4867LQ

Manufacturer: NS

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

Partnumber Manufacturer Quantity Availability
LM4867LQ NS 3249 In Stock

Description and Introduction

Output-Transient-Free Dual 2.1W Audio Amplifier Plus No Coupling Capacitor Stereo Headphone Function The LM4867LQ 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, THD+N = 10%)  
- **Supply Voltage Range:** 2.0V to 5.5V  
- **Quiescent Current:** 4mA (typical)  
- **Shutdown Current:** 0.6μA (typical)  
- **Total Harmonic Distortion + Noise (THD+N):** 0.2% (typical at 1kHz, 1W into 8Ω)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 20-Pin LLP (Leadless Leadframe Package)  

### **Descriptions:**  
The LM4867LQ is a dual bridge-connected audio power amplifier designed for portable applications requiring high-quality sound reproduction. It operates from a single supply voltage and features low power consumption, making it suitable for battery-powered devices.  

### **Features:**  
- **Dual Bridge Configuration:** Eliminates the need for external coupling capacitors.  
- **Low Quiescent Current:** Enhances battery life in portable applications.  
- **Thermal Shutdown Protection:** Prevents damage from overheating.  
- **Short-Circuit Protection:** Guards against output shorts.  
- **Unity-Gain Stable:** No external compensation required.  
- **Space-Saving Package:** 20-pin LLP for compact designs.  

This information is based solely on the manufacturer's datasheet.

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