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LM4811LDX from NS,National Semiconductor

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LM4811LDX

Manufacturer: NS

LM4811 Dual 105mW Headphone Amplifier with Digital Volume Control and Shutdown Mode

Partnumber Manufacturer Quantity Availability
LM4811LDX NS 25000 In Stock

Description and Introduction

LM4811 Dual 105mW Headphone Amplifier with Digital Volume Control and Shutdown Mode The LM4811LDX is a dual 105mW headphone amplifier manufactured by National Semiconductor (NS).  

**Specifications:**  
- **Output Power:** 105mW per channel into 16Ω at 3.3V  
- **Supply Voltage Range:** 2.7V to 5.5V  
- **THD+N (Total Harmonic Distortion + Noise):** 0.1% (typical) at 1kHz, 3.3V, 32Ω load  
- **Shutdown Current:** 0.01μA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin LLP (Leadless Leadframe Package)  

**Descriptions and Features:**  
- Dual-channel audio amplifier designed for headphone applications  
- Low shutdown current for power efficiency  
- Improved pop-and-click suppression circuitry  
- Unity-gain stable  
- No external coupling capacitors required  
- Thermal shutdown protection  
- Short-circuit protection  

This device is optimized for portable audio applications such as smartphones, MP3 players, and other battery-powered devices.

Application Scenarios & Design Considerations

LM4811 Dual 105mW Headphone Amplifier with Digital Volume Control and Shutdown Mode

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