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LM386N-4 from NS,National Semiconductor

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LM386N-4

Manufacturer: NS

Low Voltage Audio Power Amplifier

Partnumber Manufacturer Quantity Availability
LM386N-4,LM386N4 NS 1000 In Stock

Description and Introduction

Low Voltage Audio Power Amplifier The LM386N-4 is a low-voltage audio power amplifier manufactured by National Semiconductor (NS).  

**Specifications:**  
- **Supply Voltage Range:** 4V to 12V (4V minimum, 12V maximum)  
- **Output Power:** 1W (typical at 16Ω, 6V supply)  
- **Quiescent Current:** 4mA (typical)  
- **Voltage Gain:** Adjustable from 20 to 200 (via external components)  
- **Bandwidth:** 300kHz (typical)  
- **Input Resistance:** 50kΩ (typical)  
- **THD (Total Harmonic Distortion):** 0.2% (typical at 125mW, 8Ω, 1kHz)  
- **Operating Temperature Range:** 0°C to +70°C  
- **Package Type:** PDIP-8 (Plastic Dual In-Line Package)  

**Descriptions and Features:**  
- Designed for battery-operated applications  
- Low power consumption  
- Minimum external components required  
- Internally compensated for stable operation  
- Can drive an 8Ω speaker directly  
- Input referenced to ground for ease of use  
- Suitable for audio amplification in portable devices, intercoms, alarms, and small radios  

The LM386N-4 is part of the LM386 series, with the "-4" suffix indicating its voltage rating (up to 12V).

Application Scenarios & Design Considerations

Low Voltage Audio Power Amplifier

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