IC Phoenix logo

Home ›  L  › L2 > L4940V12..

L4940V12.. from ST,ST Microelectronics

Fast Delivery, Competitive Price @IC-phoenix

If you need more electronic components or better pricing, we welcome any inquiry.

L4940V12..

Manufacturer: ST

VERY LOW DROP 1.5 A REGULATORS

Partnumber Manufacturer Quantity Availability
L4940V12..,L4940V12 ST 50 In Stock

Description and Introduction

VERY LOW DROP 1.5 A REGULATORS The **L4940V12** is a low-dropout (LDO) voltage regulator manufactured by **STMicroelectronics (ST)**. Below are its key specifications, descriptions, and features based on available data:  

### **Manufacturer:**  
- **STMicroelectronics (ST)**  

### **Specifications:**  
- **Output Voltage:** **12V** (fixed)  
- **Output Current:** **1.5A** (max)  
- **Dropout Voltage:** **0.5V (typical) at 1A load**  
- **Input Voltage Range:** **Up to 20V**  
- **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-pin)**  

### **Descriptions & Features:**  
- **Low Dropout Voltage:** Ensures stable output even with small input-output differentials.  
- **Overcurrent & Thermal Protection:** Built-in safeguards against excessive current and overheating.  
- **Short-Circuit Protection:** Prevents damage in case of output short-circuit conditions.  
- **Stable with Low-ESR Capacitors:** Works efficiently with minimal external components.  
- **High Ripple Rejection:** Reduces noise in power supply lines.  
- **Adjustable Version Available:** Some variants allow output voltage adjustment via external resistors.  

This regulator is commonly used in automotive, industrial, and consumer electronics applications requiring stable 12V power supply.  

(Data sourced from STMicroelectronics' official documentation.)

Application Scenarios & Design Considerations

VERY LOW DROP 1.5 A REGULATORS

Request Quotation

For immediate assistance, call us at +86 533 2716050 or email [email protected]

Part Number Quantity Target Price($USD) Email Contact Person
We offer highly competitive channel pricing. Get in touch for details.

Specializes in hard-to-find components chips