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LM2937ET-12 from NSC,National Semiconductor

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LM2937ET-12

Manufacturer: NSC

500 mA Low Dropout Regulator

Partnumber Manufacturer Quantity Availability
LM2937ET-12,LM2937ET12 NSC 330 In Stock

Description and Introduction

500 mA Low Dropout Regulator The LM2937ET-12 is a low-dropout voltage regulator manufactured by National Semiconductor (NSC). Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Output Voltage:** 12V (fixed)  
- **Output Current:** Up to 500mA  
- **Dropout Voltage:** 0.5V (typical at full load)  
- **Input Voltage Range:** 4.75V to 26V  
- **Line Regulation:** 0.2% (typical)  
- **Load Regulation:** 0.4% (typical)  
- **Quiescent Current:** 10mA (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-220 (5-pin)  

### **Descriptions:**  
- Designed for low-dropout performance with high input voltage capability.  
- Includes reverse battery protection, thermal shutdown, and current limit protection.  
- Suitable for automotive and industrial applications.  

### **Features:**  
- Low dropout voltage (0.5V typical at full load).  
- Reverse battery protection (-50V transient).  
- Internal thermal shutdown and current limiting.  
- Stable with low-ESR capacitors (≥10µF).  
- Low quiescent current in standby mode.  

This information is sourced from the manufacturer's datasheet.

Application Scenarios & Design Considerations

500 mA Low Dropout Regulator
Partnumber Manufacturer Quantity Availability
LM2937ET-12,LM2937ET12 NS 21000 In Stock

Description and Introduction

500 mA Low Dropout Regulator The LM2937ET-12 is a low-dropout voltage regulator manufactured by ON Semiconductor (NS).  

**Specifications:**  
- **Output Voltage:** 12V  
- **Output Current:** Up to 500mA  
- **Dropout Voltage:** 0.5V (typical at full load)  
- **Input Voltage Range:** Up to 26V  
- **Line Regulation:** 0.2% (typical)  
- **Load Regulation:** 0.4% (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-220  

**Descriptions:**  
The LM2937ET-12 is designed for applications requiring a stable 12V supply with low dropout voltage. It includes features such as reverse battery protection, thermal shutdown, and current limiting.  

**Features:**  
- Low dropout voltage  
- Reverse battery protection  
- Internal thermal shutdown  
- Short-circuit and current-limit protection  
- Low quiescent current  
- Stable with low-ESR capacitors  

This regulator is suitable for automotive and industrial applications where reliable voltage regulation is critical.

Application Scenarios & Design Considerations

500 mA Low Dropout Regulator

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