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LM340T12 from NS,National Semiconductor

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LM340T12

Manufacturer: NS

THREE TERMINAL POSITIVE FIXED VOLTAGE REGULATORS

Partnumber Manufacturer Quantity Availability
LM340T12 ,LM340T12 NS 350 In Stock

Description and Introduction

THREE TERMINAL POSITIVE FIXED VOLTAGE REGULATORS The LM340T12 is a positive voltage regulator manufactured by National Semiconductor (NS).  

**Specifications:**  
- **Output Voltage:** 12V  
- **Output Current:** Up to 1.5A  
- **Input Voltage Range:** 14.5V to 35V (for 12V output)  
- **Dropout Voltage:** 2V (typical)  
- **Line Regulation:** 0.01%/V (typical)  
- **Load Regulation:** 0.3% (typical)  
- **Operating Temperature Range:** 0°C to +125°C  
- **Package Type:** TO-220  

**Descriptions:**  
The LM340T12 is a three-terminal fixed-voltage regulator designed to provide a stable 12V output. It includes internal current limiting, thermal shutdown, and safe operating area protection, making it robust against overload conditions.  

**Features:**  
- Fixed 12V output  
- Thermal overload protection  
- Short-circuit protection  
- Internal current limiting  
- High ripple rejection  
- TO-220 package for easy mounting  

This regulator is commonly used in power supply circuits requiring a stable 12V output.

Application Scenarios & Design Considerations

THREE TERMINAL POSITIVE FIXED VOLTAGE REGULATORS

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