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LM2940S from NS,National Semiconductor

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LM2940S

Manufacturer: NS

1.25A High Current Low Dropout

Partnumber Manufacturer Quantity Availability
LM2940S NS 184 In Stock

Description and Introduction

1.25A High Current Low Dropout The LM2940S is a low dropout voltage regulator manufactured by National Semiconductor (NS).  

**Specifications:**  
- Output Voltage Options: 5V, 8V, 9V, 10V, 12V, 15V  
- Output Current: 1A  
- Dropout Voltage: Typically 0.5V at full load  
- Input Voltage Range: Up to 26V  
- Line Regulation: 0.3% (typical)  
- Load Regulation: 0.4% (typical)  
- Operating Temperature Range: -40°C to +125°C  
- Package: TO-263 (D2PAK)  

**Descriptions and Features:**  
- Designed for low dropout applications  
- Includes thermal shutdown and current limit protection  
- Low quiescent current  
- Stable with low-ESR output capacitors  
- Suitable for battery-powered systems  
- Reverse battery protection  
- Internal short-circuit current limit  

This regulator is commonly used in automotive, industrial, and consumer electronics applications.

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