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L4946B from ST,ST Microelectronics

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L4946B

Manufacturer: ST

QUAD VOLTAGE REGULATOR WITH INHIBIT AND RESET

Partnumber Manufacturer Quantity Availability
L4946B ST 2 In Stock

Description and Introduction

QUAD VOLTAGE REGULATOR WITH INHIBIT AND RESET The L4946B is a low-drop voltage regulator manufactured by STMicroelectronics. Here are the key specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**  
- **Output Voltage:** 5V (fixed)  
- **Output Current:** Up to 1.5A  
- **Dropout Voltage:** 0.5V (typical at 1A load)  
- **Input Voltage Range:** Up to 28V  
- **Line Regulation:** 10mV (typical)  
- **Load Regulation:** 15mV (typical)  
- **Quiescent Current:** 6mA (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package Options:** TO-220, D²PAK  

### **Descriptions:**  
- The L4946B is a monolithic integrated voltage regulator designed for a wide range of applications.  
- It includes internal current limiting, thermal shutdown, and short-circuit protection.  
- Suitable for automotive and industrial applications due to its robustness.  

### **Features:**  
- **Low Dropout Voltage** (0.5V typical at 1A)  
- **Thermal Protection** (automatic shutdown in case of overheating)  
- **Short-Circuit Protection**  
- **Reverse Polarity Protection** (with external diode)  
- **Low Quiescent Current**  
- **Wide Input Voltage Range** (up to 28V)  

This information is based solely on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

QUAD VOLTAGE REGULATOR WITH INHIBIT AND RESET

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