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LM4819LDX/NOPB from NS,National Semiconductor

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LM4819LDX/NOPB

Manufacturer: NS

350mW Audio Amplifier with Shutdown Mode 8-WSON -40 to 85

Partnumber Manufacturer Quantity Availability
LM4819LDX/NOPB,LM4819LDXNOPB NS 50000 In Stock

Description and Introduction

350mW Audio Amplifier with Shutdown Mode 8-WSON -40 to 85 The LM4819LDX/NOPB is a dual 105mW headphone amplifier manufactured by Texas Instruments (NS).  

**Specifications:**  
- **Output Power:** 105mW per channel into 16Ω at 5V  
- **Supply Voltage Range:** 2.7V to 5.5V  
- **Quiescent Current:** 3.6mA (typical)  
- **Shutdown Current:** 0.1μA (typical)  
- **THD+N:** 0.1% (typical)  
- **PSRR:** 75dB (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin WSON  

**Descriptions and Features:**  
- Dual bridge-tied load (BTL) headphone amplifier  
- Low shutdown current for power-saving applications  
- Improved click-and-pop suppression  
- Unity-gain stable  
- Thermal shutdown protection  
- Space-saving WSON package  

This device is designed for portable audio applications such as smartphones, MP3 players, and tablets.

Application Scenarios & Design Considerations

350mW Audio Amplifier with Shutdown Mode 8-WSON -40 to 85

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