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LM2940T-10 from NSC,National Semiconductor

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LM2940T-10

Manufacturer: NSC

1A Low Dropout Regulator

Partnumber Manufacturer Quantity Availability
LM2940T-10,LM2940T10 NSC 30 In Stock

Description and Introduction

1A Low Dropout Regulator The LM2940T-10 is a low-dropout voltage regulator manufactured by National Semiconductor (NSC). Here are its specifications, descriptions, and features:

### **Specifications:**
- **Output Voltage:** 10V (fixed)  
- **Output Current:** Up to 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)  
- **Quiescent Current:** 10mA (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package Type:** TO-220 (5-pin)  

### **Descriptions:**
- The LM2940T-10 is a positive voltage regulator designed to provide a stable 10V output with low dropout voltage.  
- It includes built-in protection features such as thermal shutdown and current limiting.  
- Suitable for battery-powered and industrial applications due to its low quiescent current and high efficiency.  

### **Features:**
- **Low Dropout Voltage:** Ensures stable output even when input voltage is close to the output level.  
- **Thermal Shutdown Protection:** Prevents damage from overheating.  
- **Short-Circuit Protection:** Safeguards against output shorts.  
- **Reverse Battery Protection:** Withstands reverse polarity conditions.  
- **Low Quiescent Current:** Enhances efficiency in battery-operated systems.  

This regulator is commonly used in automotive, portable, and embedded systems requiring reliable voltage regulation.

Application Scenarios & Design Considerations

1A Low Dropout Regulator

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