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LM4668LDX from NS/PBF,National Semiconductor

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LM4668LDX

Manufacturer: NS/PBF

10W High-Efficiency Mono BTL Audio Power Amplifier

Partnumber Manufacturer Quantity Availability
LM4668LDX NS/PBF 714 In Stock

Description and Introduction

10W High-Efficiency Mono BTL Audio Power Amplifier The LM4668LDX is a mono 2.5W audio power amplifier manufactured by Texas Instruments (NS/PBF).  

**Specifications:**  
- **Output Power:** 2.5W into 4Ω at 5V  
- **Supply Voltage Range:** 2.7V to 5.5V  
- **THD+N (Total Harmonic Distortion + Noise):** 0.2% (typical) at 1kHz, 1W into 4Ω  
- **Efficiency:** Up to 90% (Class D operation)  
- **Shutdown Current:** <1µA  
- **Operating Temperature Range:** -40°C to +85°C  

**Descriptions and Features:**  
- **Class D Operation:** Provides high efficiency with low power dissipation.  
- **Thermal and Short-Circuit Protection:** Built-in safeguards for reliability.  
- **Low External Component Count:** Requires minimal external components for operation.  
- **Surface-Mount Package:** Available in an 8-pin WSON package.  
- **Pop-and-Click Suppression:** Reduces audible noise during power-up/down.  
- **Applications:** Portable audio devices, smartphones, tablets, and other battery-powered systems.  

This information is sourced from the manufacturer's datasheet.

Application Scenarios & Design Considerations

10W High-Efficiency Mono BTL Audio Power Amplifier

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