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LM25085SDE from NS,National Semiconductor

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LM25085SDE

Manufacturer: NS

42V Constant On-Time PFET Buck Switching Controller

Partnumber Manufacturer Quantity Availability
LM25085SDE NS 150 In Stock

Description and Introduction

42V Constant On-Time PFET Buck Switching Controller The LM25085SDE is a switching regulator manufactured by Texas Instruments (NS). Here are its key specifications, descriptions, and features:

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 42V  
- **Output Voltage Range:** Adjustable from 0.8V to 36V  
- **Output Current:** Up to 5A  
- **Switching Frequency:** Adjustable from 50kHz to 1MHz  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 16-Pin HTSSOP (PowerPAD™)  

### **Descriptions:**  
The LM25085SDE is a step-down (buck) switching regulator designed for high-voltage applications. It integrates a high-side N-channel MOSFET and provides a simple, efficient solution for DC-DC conversion.  

### **Features:**  
- **Wide Input Voltage Range:** Supports operation from 4.5V to 42V.  
- **Adjustable Output Voltage:** Configurable via external resistors.  
- **High Efficiency:** Uses synchronous rectification for improved performance.  
- **Frequency Adjustability:** Allows optimization for efficiency or component size.  
- **Protection Features:** Includes thermal shutdown, current limiting, and undervoltage lockout (UVLO).  
- **PowerPAD™ Package:** Enhances thermal dissipation.  

For further details, refer to the official Texas Instruments datasheet.

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