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LM4817MHX from NS,National Semiconductor

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LM4817MHX

Manufacturer: NS

1W Stereo Audio Amplifier Plus Adjustable Output Limiter Plus Adjustable LDO

Partnumber Manufacturer Quantity Availability
LM4817MHX NS 2499 In Stock

Description and Introduction

1W Stereo Audio Amplifier Plus Adjustable Output Limiter Plus Adjustable LDO The LM4817MHX is a dual 105mW audio power amplifier manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Output Power:** 105mW per channel into 16Ω at 5V  
- **Supply Voltage Range:** 2.7V to 5.5V  
- **Quiescent Current:** 2.6mA (typical)  
- **Shutdown Current:** 0.1μA (typical)  
- **THD+N (Total Harmonic Distortion + Noise):** 0.1% (typical) at 1kHz, 70mW into 16Ω  
- **PSRR (Power Supply Rejection Ratio):** 70dB (typical)  
- **Gain:** Fixed at 6dB  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 14-pin LLP (Leadless Leadframe Package)  

### **Descriptions and Features:**  
- Dual-channel audio amplifier designed for portable applications.  
- Includes an internal shutdown feature to reduce power consumption.  
- No external output coupling capacitors required.  
- Improved PSRR reduces noise from power supply variations.  
- Unity-gain stable with minimal external components.  
- Differential inputs reduce common-mode noise.  
- Thermal shutdown protection for reliability.  

The LM4817MHX is commonly used in mobile phones, portable media players, and other battery-powered audio devices.

Application Scenarios & Design Considerations

1W Stereo Audio Amplifier Plus Adjustable Output Limiter Plus Adjustable LDO

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