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L4949EP from ST,ST Microelectronics

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L4949EP

Manufacturer: ST

MULTIFUNCTION VERY LOW DROP VOLTAGE REGULATOR

Partnumber Manufacturer Quantity Availability
L4949EP ST 7826 In Stock

Description and Introduction

MULTIFUNCTION VERY LOW DROP VOLTAGE REGULATOR The **L4949EP** is a low-dropout voltage regulator manufactured by **STMicroelectronics (ST)**. Here are its key specifications, descriptions, and features:

### **Specifications:**  
- **Output Voltage:** 5V (fixed)  
- **Output Current:** Up to 1A  
- **Dropout Voltage:** Typically 0.5V at 1A  
- **Input Voltage Range:** Up to 30V  
- **Line Regulation:** 0.04% (typical)  
- **Load Regulation:** 0.2% (typical)  
- **Quiescent Current:** 10mA (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-220 (5 pins)  

### **Descriptions:**  
- The L4949EP is a **fixed 5V linear voltage regulator** with **low dropout voltage**, designed for high-performance applications.  
- It includes **internal thermal shutdown and current limiting** for protection.  
- Suitable for automotive, industrial, and consumer electronics applications.  

### **Features:**  
- **Low dropout voltage** (0.5V typical at 1A)  
- **High output current capability** (1A)  
- **Wide input voltage range** (up to 30V)  
- **Thermal shutdown protection**  
- **Short-circuit protection**  
- **Reverse polarity protection**  
- **Stable with low-ESR capacitors**  

This regulator is commonly used in power supply designs where stable and efficient voltage regulation is required.

Application Scenarios & Design Considerations

MULTIFUNCTION VERY LOW DROP VOLTAGE REGULATOR

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