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LT3431EFE#PBF from LINEAR

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LT3431EFE#PBF

Manufacturer: LINEAR

High Voltage, 3A, 500kHz Step-Down Switching Regulator

Partnumber Manufacturer Quantity Availability
LT3431EFE#PBF,LT3431EFEPBF LINEAR 2573 In Stock

Description and Introduction

High Voltage, 3A, 500kHz Step-Down Switching Regulator The LT3431EFE#PBF is a high voltage, high efficiency switching regulator manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Input Voltage Range:** 3.5V to 60V  
- **Output Voltage Range:** Adjustable from 1.24V to 57V  
- **Output Current:** Up to 1.5A  
- **Switching Frequency:** 200kHz  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 16-Lead TSSOP  

### **Descriptions:**  
The LT3431EFE#PBF is a step-down (buck) switching regulator that provides high efficiency power conversion from a wide input voltage range. It features a built-in NPN power switch and is designed for applications requiring high voltage and high current outputs.  

### **Features:**  
- **Wide Input Voltage Range (3.5V to 60V)**  
- **1.5A Output Current**  
- **Low Dropout Operation (100% Duty Cycle)**  
- **Adjustable Output Voltage (1.24V to 57V)**  
- **200kHz Switching Frequency**  
- **Built-in NPN Power Switch**  
- **Thermal Shutdown Protection**  
- **Current Mode Control for Improved Stability**  
- **Low Quiescent Current (0.5mA in Shutdown Mode)**  

This regulator is suitable for automotive, industrial, and telecom applications requiring high efficiency and wide input voltage ranges.

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