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LM4910LQX from NS,National Semiconductor

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LM4910LQX

Manufacturer: NS

LM4910 Output Capacitor-less Stereo 35mW Headphone Amplifier

Partnumber Manufacturer Quantity Availability
LM4910LQX NS 1670 In Stock

Description and Introduction

LM4910 Output Capacitor-less Stereo 35mW Headphone Amplifier The LM4910LQX is a manufacturer by National Semiconductor (NS). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:  

### **Specifications:**  
- **Manufacturer:** National Semiconductor (NS)  
- **Type:** Audio Power Amplifier  
- **Package:** LQX (Micro SMD)  
- **Channels:** 1 (Mono)  
- **Output Power:** Up to 1.1W (into 8Ω at 5V)  
- **Supply Voltage Range:** 2.2V to 5.5V  
- **THD+N (Total Harmonic Distortion + Noise):** 1% (typical)  
- **Shutdown Current:** <1μA  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
- The LM4910LQX is a mono, bridge-tied load (BTL) audio power amplifier designed for portable applications.  
- It operates from a single supply and is optimized for driving speakers with minimal external components.  
- The device features a low-power shutdown mode for power-saving applications.  

### **Features:**  
- **Low Voltage Operation:** Works down to 2.2V.  
- **No Output Coupling Capacitors Required:** Eliminates pop-and-click noise.  
- **Thermal Shutdown Protection:** Prevents damage from overheating.  
- **Space-Saving Package:** Micro SMD (LQX) for compact designs.  
- **Improved PSRR (Power Supply Rejection Ratio):** Reduces noise from power supply variations.  

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

Application Scenarios & Design Considerations

LM4910 Output Capacitor-less Stereo 35mW Headphone Amplifier

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