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LT1374IFE from LT

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LT1374IFE

Manufacturer: LT

4.5A, 500kHz Step-Down Switching Regulator

Partnumber Manufacturer Quantity Availability
LT1374IFE LT 100 In Stock

Description and Introduction

4.5A, 500kHz Step-Down Switching Regulator The LT1374IFE is a high efficiency switching regulator IC manufactured by Linear Technology (now part of Analog Devices). Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Input Voltage Range:** 3V to 30V  
- **Output Voltage Range:** Adjustable from 1.25V to 30V  
- **Output Current:** Up to 5A  
- **Switching Frequency:** 500kHz  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 16-Lead TSSOP (FE)  

### **Descriptions:**
- The LT1374IFE is a current-mode switching regulator with a built-in 5A power switch.  
- It is designed for high efficiency step-down (buck), step-up (boost), and inverting applications.  
- The device includes features like soft-start, current limiting, and thermal shutdown for protection.  

### **Features:**
- **High Efficiency:** Up to 90% efficiency due to low dropout operation.  
- **Adjustable Output Voltage:** Set via external resistors.  
- **Current Mode Control:** Ensures stable operation under varying load conditions.  
- **Built-in Protection:** Includes thermal shutdown, current limiting, and soft-start.  
- **Wide Input Range:** Suitable for battery-powered and industrial applications.  
- **500kHz Switching Frequency:** Allows for smaller external components.  

This information is based on the manufacturer's datasheet. For detailed application and design guidance, refer to the official documentation.

Application Scenarios & Design Considerations

4.5A, 500kHz Step-Down Switching Regulator

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