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LM4891MX from NS,National Semiconductor

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LM4891MX

Manufacturer: NS

1 Watt Audio Power Amplifier

Partnumber Manufacturer Quantity Availability
LM4891MX NS 58295 In Stock

Description and Introduction

1 Watt Audio Power Amplifier The LM4891MX is a manufacturer by National Semiconductor (NS).  

**Specifications:**  
- **Type:** Audio Power Amplifier  
- **Output Power:** 1.1W (into 8Ω at 5V)  
- **Supply Voltage Range:** 2.2V to 5.5V  
- **Shutdown Current:** 0.01μA (typical)  
- **Quiescent Current:** 2.2mA (typical)  
- **THD+N (Total Harmonic Distortion + Noise):** 0.2% (typical at 1kHz, 1W into 8Ω)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** SOIC-8  

**Descriptions:**  
The LM4891MX is a mono, bridged audio power amplifier designed for portable communication devices and other low-voltage applications. It features a low-power consumption shutdown mode and requires minimal external components.  

**Features:**  
- No output coupling capacitors required  
- Improved click-and-pop suppression  
- Thermal shutdown protection  
- Unity-gain stable  
- Space-saving SOIC package  

This information is based on the manufacturer's datasheet.

Application Scenarios & Design Considerations

1 Watt Audio Power Amplifier

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