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LM4876MX from NS,National Semiconductor

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LM4876MX

Manufacturer: NS

1.1W Audio Power Amplifier with Logic Low Shutdown

Partnumber Manufacturer Quantity Availability
LM4876MX NS 280000 In Stock

Description and Introduction

1.1W Audio Power Amplifier with Logic Low Shutdown The LM4876MX is a 3W audio power amplifier manufactured by National Semiconductor (NS).  

**Specifications:**  
- **Output Power:** 3W into 4Ω at 5V  
- **Supply Voltage Range:** 2.0V to 5.5V  
- **Quiescent Current:** 2.5mA (typical)  
- **Shutdown Current:** 0.1µA (typical)  
- **THD+N (Total Harmonic Distortion + Noise):** 1% (typical) at 1W into 4Ω  
- **Gain:** Internally fixed at 6dB  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin SOIC (M)  

**Descriptions:**  
- The LM4876MX is a mono bridged audio amplifier designed for portable applications.  
- It features a low-power consumption shutdown mode.  
- The device does not require output coupling capacitors or bootstrap capacitors.  

**Features:**  
- No output coupling capacitors required  
- Improved pop-and-click circuitry  
- Unity-gain stable  
- Thermal shutdown protection  
- Short-circuit protection  
- Space-saving 8-pin SOIC package  

The LM4876MX is optimized for battery-powered applications such as mobile phones, PDAs, and portable audio devices.

Application Scenarios & Design Considerations

1.1W Audio Power Amplifier with Logic Low Shutdown

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