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LT1374HVIR from LT

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LT1374HVIR

Manufacturer: LT

4.5A/ 500kHz Step-Down Switching Regulator

Partnumber Manufacturer Quantity Availability
LT1374HVIR LT 39 In Stock

Description and Introduction

4.5A/ 500kHz Step-Down Switching Regulator The LT1374HVIR is a high voltage, high efficiency switching regulator manufactured by Linear Technology (now part of Analog Devices). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Manufacturer:**  
- Linear Technology (LT)  

### **Part Number:**  
- LT1374HVIR  

### **Specifications:**  
- **Input Voltage Range:** 3.5V to 60V  
- **Output Voltage Range:** Adjustable from 1.25V to 50V  
- **Output Current:** Up to 5A  
- **Switching Frequency:** 500kHz (fixed)  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-220 (5-Lead)  

### **Descriptions:**  
- The LT1374HVIR is a high voltage, current mode switching regulator with a built-in 5A switch.  
- It is designed for high efficiency step-down (buck), step-up (boost), and inverting applications.  
- The device includes a high-speed comparator, a precision reference, and a power switch.  
- It features cycle-by-cycle current limiting and thermal shutdown for protection.  

### **Features:**  
- **Wide Input Voltage Range:** 3.5V to 60V  
- **High Output Current:** Up to 5A  
- **500kHz Switching Frequency**  
- **Low Dropout Operation**  
- **Adjustable Output Voltage**  
- **Current Mode Control for Improved Transient Response**  
- **Thermal Shutdown Protection**  
- **Cycle-by-Cycle Current Limiting**  
- **Available in a 5-Lead TO-220 Package**  

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

Application Scenarios & Design Considerations

4.5A/ 500kHz Step-Down Switching Regulator

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