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LTC3851AEGN#PBF from LINEAR

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LTC3851AEGN#PBF

Manufacturer: LINEAR

Synchronous Step-Down Switching Regulator Controller

Partnumber Manufacturer Quantity Availability
LTC3851AEGN#PBF,LTC3851AEGNPBF LINEAR 103 In Stock

Description and Introduction

Synchronous Step-Down Switching Regulator Controller The LTC3851AEGN#PBF is a high-performance synchronous step-down switching regulator controller manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 38V  
- **Output Voltage Range:** 0.8V to 5.5V  
- **Switching Frequency Range:** 50kHz to 900kHz (adjustable)  
- **Maximum Output Current:** Up to 20A (with external MOSFETs)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to 85°C  
- **Package:** 24-Lead SSOP  

### **Descriptions:**  
- The LTC3851AEGN#PBF is a synchronous buck controller designed for high-efficiency power conversion.  
- It provides precise output voltage regulation and supports multiphase operation for higher current applications.  
- Features include adjustable frequency, soft-start, and current-mode control for improved transient response.  

### **Features:**  
- **Wide Input Voltage Range:** Supports operation from 4.5V to 38V.  
- **Adjustable Frequency:** Allows optimization for efficiency or component size.  
- **Current-Mode Control:** Ensures fast transient response and stable operation.  
- **Programmable Soft-Start:** Reduces inrush current during startup.  
- **Differential Remote Sense:** Improves output voltage accuracy.  
- **Overcurrent and Overtemperature Protection:** Enhances system reliability.  
- **Multiphase Capability:** Supports parallel operation for higher power applications.  

This IC is commonly used in industrial, automotive, and telecom power supplies.

Application Scenarios & Design Considerations

Synchronous Step-Down Switching Regulator Controller

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