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LM4809LQX from NS,National Semiconductor

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LM4809LQX

Manufacturer: NS

LM4809 Dual 105mW Headphone Amplifier with Active-Low Shutdown Mode

Partnumber Manufacturer Quantity Availability
LM4809LQX NS 7547 In Stock

Description and Introduction

LM4809 Dual 105mW Headphone Amplifier with Active-Low Shutdown Mode The LM4809LQX is a manufacturer by National Semiconductor (NS).  

**Specifications:**  
- **Type:** Audio Power Amplifier  
- **Output Power:** 105mW per channel (into 32Ω at 5V)  
- **Supply Voltage Range:** 2.7V to 5.5V  
- **Total Harmonic Distortion + Noise (THD+N):** 0.1% (typical)  
- **Shutdown Current:** 0.01μA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 24-pin LLP (Leadless Leadframe Package)  

**Descriptions:**  
The LM4809LQX is a dual 105mW headphone amplifier designed for portable audio applications. It operates from a single supply and features low shutdown current, making it suitable for battery-powered devices.  

**Features:**  
- Dual audio power amplifier  
- No output coupling capacitors required  
- Low shutdown current  
- Thermal shutdown protection  
- Improved click-and-pop suppression  
- Space-saving LLP package  

This information is based on the manufacturer's datasheet.

Application Scenarios & Design Considerations

LM4809 Dual 105mW Headphone Amplifier with Active-Low Shutdown Mode

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