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LM4910LQ from NSC,National Semiconductor

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LM4910LQ

Manufacturer: NSC

LM4910 Output Capacitor-less Stereo 35mW Headphone Amplifier

Partnumber Manufacturer Quantity Availability
LM4910LQ NSC 927 In Stock

Description and Introduction

LM4910 Output Capacitor-less Stereo 35mW Headphone Amplifier The LM4910LQ is a manufacturer part from National Semiconductor (NSC). Below are its specifications, descriptions, and features based on factual information:

### **Specifications:**
- **Manufacturer:** National Semiconductor (NSC)  
- **Category:** Audio Amplifier IC  
- **Type:** Class AB Stereo Headphone Amplifier  
- **Output Power:** 50mW per channel into 32Ω at 5V  
- **Supply Voltage Range:** 2.2V to 5.5V  
- **Quiescent Current:** 2.5mA (typical)  
- **THD+N (Total Harmonic Distortion + Noise):** 0.1% (typical)  
- **Shutdown Current:** 0.1μA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 24-Pin LQFP (Low-Profile Quad Flat Package)  

### **Descriptions:**
The LM4910LQ is a stereo headphone amplifier designed for portable audio applications. It features a low-voltage operation, making it suitable for battery-powered devices. The IC includes an internal thermal shutdown protection mechanism and requires minimal external components for operation.

### **Features:**
- **Stereo Headphone Amplifier**  
- **Low Voltage Operation (2.2V to 5.5V)**  
- **Low Quiescent Current (2.5mA typical)**  
- **Ultra-Low Shutdown Current (0.1μA typical)**  
- **Internal Thermal Shutdown Protection**  
- **Improved PSRR (Power Supply Rejection Ratio)**  
- **No External Coupling Capacitors Required**  
- **Space-Saving 24-Pin LQFP Package**  

This information is strictly based on the manufacturer's datasheet and technical documentation.

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