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LTC3854EMSE#PBF from LINEAR

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LTC3854EMSE#PBF

Manufacturer: LINEAR

Small Footprint, Wide VIN Range Synchronous Step-Down DC/DC Controller

Partnumber Manufacturer Quantity Availability
LTC3854EMSE#PBF,LTC3854EMSEPBF LINEAR 1731 In Stock

Description and Introduction

Small Footprint, Wide VIN Range Synchronous Step-Down DC/DC Controller The LTC3854EMSE#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 (adjustable)  
- **Switching Frequency Range:** 50kHz to 900kHz (programmable)  
- **Maximum Output Current:** Up to 20A (with external MOSFETs)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to 85°C  
- **Package:** 16-Lead MSOP (Exposed Pad)  
- **Control Method:** Current Mode Control  
- **Features:**  
  - Adjustable soft-start  
  - Power good indicator  
  - Phase-lockable oscillator  
  - Differential remote sensing  
  - Programmable current limit  

### **Descriptions:**  
The LTC3854EMSE#PBF is a versatile synchronous buck controller designed for high-efficiency power conversion. It provides precise output voltage regulation and supports a wide input voltage range, making it suitable for industrial, automotive, and telecom applications.  

### **Features:**  
- Wide input voltage range (4.5V to 38V)  
- High efficiency with synchronous rectification  
- Adjustable switching frequency (50kHz to 900kHz)  
- Programmable current limit with foldback  
- Differential remote voltage sensing  
- Phase-lockable oscillator for noise-sensitive applications  
- Adjustable soft-start for controlled power-up  
- Power good indicator for system monitoring  
- Low shutdown current (<1µA)  

This device is designed for use in high-power applications requiring precise voltage regulation and high efficiency.

Application Scenarios & Design Considerations

Small Footprint, Wide VIN Range Synchronous Step-Down DC/DC Controller

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