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LM4913MHX from NS,National Semiconductor

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LM4913MHX

Manufacturer: NS

2W Monaural, 90mW Stereo Headphone Audio Amplifier

Partnumber Manufacturer Quantity Availability
LM4913MHX NS 66 In Stock

Description and Introduction

2W Monaural, 90mW Stereo Headphone Audio Amplifier The LM4913MHX is a mono bridged audio power amplifier manufactured by National Semiconductor (NS).  

**Specifications:**  
- **Output Power:** 1.1W into 8Ω at 5V (THD+N = 1%)  
- **Supply Voltage Range:** 2.2V to 5.5V  
- **Shutdown Current:** 0.01μA (typical)  
- **Quiescent Current:** 2.2mA (typical)  
- **THD+N:** 0.2% (typical at 1kHz, 1W into 8Ω)  
- **PSRR:** 70dB (typical at 217Hz)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin LLP (Leadless Leadframe Package)  

**Descriptions:**  
The LM4913MHX is designed for portable audio applications, providing high-quality output with minimal external components. It features a shutdown mode for power-saving operation and operates efficiently from a single supply.  

**Features:**  
- Bridge-tied load (BTL) configuration  
- No output coupling capacitors required  
- Improved PSRR for noise rejection  
- Thermal shutdown protection  
- Space-saving LLP package  

This information is based on the manufacturer's datasheet.

Application Scenarios & Design Considerations

2W Monaural, 90mW Stereo Headphone Audio Amplifier

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