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L4940V12. from ST,ST Microelectronics

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L4940V12.

Manufacturer: ST

VERY LOW DROP 1.5 A REGULATORS

Partnumber Manufacturer Quantity Availability
L4940V12.,L4940V12 ST 15 In Stock

Description and Introduction

VERY LOW DROP 1.5 A REGULATORS The L4940V12 is a low-dropout voltage regulator manufactured by STMicroelectronics.  

### **Specifications:**  
- **Output Voltage:** 12V  
- **Output Current:** Up to 1.5A  
- **Dropout Voltage:** Typically 0.45V at 1A  
- **Input Voltage Range:** Up to 30V  
- **Line Regulation:** 10mV (typical)  
- **Load Regulation:** 15mV (typical)  
- **Quiescent Current:** 10mA (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-220, D²PAK, TO-263  

### **Features:**  
- Low dropout voltage  
- Very low quiescent current  
- Internal current and thermal limiting  
- No external components required for fixed output version  
- Short-circuit protection  
- Reverse polarity protection  

### **Applications:**  
- Automotive systems  
- Industrial controls  
- Power management for microcontrollers  
- Battery-powered devices  

For detailed electrical characteristics and application notes, refer to the official STMicroelectronics datasheet.

Application Scenarios & Design Considerations

VERY LOW DROP 1.5 A REGULATORS

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