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L4973V5.1. from ST,ST Microelectronics

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L4973V5.1.

Manufacturer: ST

3.5A STEP DOWN SWITCHING REGULATOR

Partnumber Manufacturer Quantity Availability
L4973V5.1.,L4973V51 ST 320 In Stock

Description and Introduction

3.5A STEP DOWN SWITCHING REGULATOR The **L4973V5.1** is a **5.1V, 10A step-down switching regulator** manufactured by **STMicroelectronics (ST)**.  

### **Key Specifications:**  
- **Output Voltage:** 5.1V (fixed)  
- **Output Current:** Up to 10A  
- **Input Voltage Range:** 15V to 50V  
- **Switching Frequency:** 200kHz  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +150°C  
- **Package:** Multiwatt15V (15-lead vertical power package)  

### **Features:**  
- **High-Efficiency Buck Converter**  
- **Internal Current Limiting & Thermal Shutdown**  
- **Soft-Start Function**  
- **Undervoltage Lockout (UVLO)**  
- **Synchronizable Switching Frequency**  
- **Adjustable Output Voltage (with external divider, though this model is fixed at 5.1V)**  

### **Applications:**  
- **Power supplies for industrial systems**  
- **Automotive electronics**  
- **Telecom and networking equipment**  
- **Distributed power architectures**  

The **L4973V5.1** is designed for high-power applications requiring stable and efficient voltage regulation.

Application Scenarios & Design Considerations

3.5A STEP DOWN SWITCHING REGULATOR

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