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LM377

Dual 2 watt Audio Amplifier

Partnumber Manufacturer Quantity Availability
LM377 7 In Stock

Description and Introduction

Dual 2 watt Audio Amplifier The LM377 is a dual 2-watt audio power amplifier manufactured by Texas Instruments. Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Output Power:** 2W per channel (into 8Ω at 10% THD, ±12V supply).  
- **Supply Voltage Range:** ±4V to ±20V (recommended ±12V for optimal performance).  
- **Total Harmonic Distortion (THD):** Typically 0.2% (at 1W, 1kHz).  
- **Input Resistance:** 150kΩ (typical).  
- **Bandwidth:** 20Hz to 20kHz.  
- **Operating Temperature Range:** 0°C to +70°C.  
- **Package Type:** 14-pin DIP (Dual Inline Package).  

### **Description:**  
The LM377 is a dual audio power amplifier designed for stereo applications such as portable radios, intercoms, and small audio systems. It features two independent amplifiers in a single package, making it suitable for stereo or bridge configurations.  

### **Features:**  
- Dual-channel operation for stereo applications.  
- Low distortion and noise.  
- Built-in thermal shutdown protection.  
- No external compensation required.  
- High input impedance.  
- Short-circuit protection.  

For detailed application notes, refer to the official Texas Instruments datasheet.

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