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LT1374CFE from LT

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LT1374CFE

Manufacturer: LT

4.5A, 500kHz Step-Down Switching Regulator

Partnumber Manufacturer Quantity Availability
LT1374CFE LT 100 In Stock

Description and Introduction

4.5A, 500kHz Step-Down Switching Regulator The LT1374CFE is a high-efficiency switching regulator manufactured by Linear Technology (now part of Analog Devices). Below are the factual specifications, descriptions, and features of the LT1374CFE:

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

### **Specifications:**  
- **Input Voltage Range:** 3V to 30V  
- **Output Voltage Range:** Adjustable from 1.25V to 30V  
- **Output Current:** Up to 5A (with proper heat sinking)  
- **Switching Frequency:** 500kHz  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TSSOP-16 (FE package)  
- **Topology:** Buck (Step-Down) Switching Regulator  

### **Descriptions:**  
- The LT1374CFE is a monolithic, high-performance switching regulator designed for step-down (buck) applications.  
- It integrates a high-current switch, control circuitry, and protection features in a single package.  
- Suitable for battery-powered systems, industrial applications, and power supplies requiring high efficiency.  

### **Features:**  
- **High Efficiency:** Up to 90% efficiency reduces power dissipation.  
- **Adjustable Output Voltage:** Set via external resistors.  
- **Wide Input Voltage Range:** Operates from 3V to 30V.  
- **500kHz Switching Frequency:** Allows for smaller external components.  
- **Current Mode Control:** Ensures stable operation and fast transient response.  
- **Built-in Protection:** Includes thermal shutdown, current limiting, and undervoltage lockout.  
- **Low Dropout Operation:** Maintains regulation even when the input voltage is close to the output.  

These details are based solely on the manufacturer's specifications for the LT1374CFE.

Application Scenarios & Design Considerations

4.5A, 500kHz Step-Down Switching Regulator

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