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LM1877N-9 from NS,National Semiconductor

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LM1877N-9

Manufacturer: NS

Dual Audio Power Amplifier

Partnumber Manufacturer Quantity Availability
LM1877N-9,LM1877N9 NS 5133 In Stock

Description and Introduction

Dual Audio Power Amplifier The LM1877N-9 is a dual audio power amplifier manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Type:** Dual Audio Power Amplifier  
- **Output Power:** 1W per channel (into 8Ω at 9V)  
- **Supply Voltage Range:** 4V to 12V  
- **Total Harmonic Distortion (THD):** 0.2% (typical)  
- **Gain:** Internally fixed at 34dB (50x)  
- **Quiescent Current:** 15mA (typical)  
- **Package:** 14-pin DIP (Dual In-line Package)  
- **Operating Temperature Range:** 0°C to +70°C  

### **Descriptions and Features:**  
- Designed for stereo applications in portable audio devices.  
- Requires minimal external components.  
- Includes built-in thermal shutdown protection.  
- Features short-circuit and overvoltage protection.  
- Suitable for battery-powered applications due to low quiescent current.  
- Internal gain setting eliminates the need for external feedback components.  

(Source: National Semiconductor datasheet)

Application Scenarios & Design Considerations

Dual Audio Power Amplifier

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