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LTC1872B from LT

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LTC1872B

Manufacturer: LT

Constant Frequency Current Mode Step-Up DC/DC Controller in ThinSOT

Partnumber Manufacturer Quantity Availability
LTC1872B LT 13000 In Stock

Description and Introduction

Constant Frequency Current Mode Step-Up DC/DC Controller in ThinSOT The LTC1872B is a high efficiency, monolithic synchronous step-down switching regulator controller manufactured by Linear Technology (now part of Analog Devices).  

### **Key Specifications:**  
- **Input Voltage Range:** 4V to 36V  
- **Output Voltage Range:** 0.8V to 36V (adjustable)  
- **Switching Frequency:** Up to 300kHz (programmable)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to 85°C  
- **Package:** 16-Lead SSOP  

### **Features:**  
- **Synchronous Operation:** Uses an external N-channel MOSFET for both high-side and low-side switches.  
- **Adjustable Frequency:** Allows optimization for efficiency or component size.  
- **Low Quiescent Current:** Typically 120µA in Burst Mode operation.  
- **Burst Mode Operation:** Enhances efficiency at light loads.  
- **Soft-Start:** Reduces inrush current during startup.  
- **Current Mode Control:** Provides fast transient response and stable operation.  
- **Wide Input Range:** Suitable for automotive, industrial, and telecom applications.  
- **Short-Circuit Protection:** Improves reliability under fault conditions.  

The LTC1872B is designed for high-performance step-down DC/DC conversion in applications requiring high efficiency and compact power solutions.

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