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LM25576MHX/NOPB from NSC,National Semiconductor

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LM25576MHX/NOPB

Manufacturer: NSC

SIMPLE SWITCHER? 42V, 3A Step-Down Switching Regulator 20-HTSSOP -40 to 125

Partnumber Manufacturer Quantity Availability
LM25576MHX/NOPB,LM25576MHXNOPB NSC 172 In Stock

Description and Introduction

SIMPLE SWITCHER? 42V, 3A Step-Down Switching Regulator 20-HTSSOP -40 to 125 The LM25576MHX/NOPB is a switching regulator from National Semiconductor (NSC). Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Input Voltage Range:** 6V to 42V  
- **Output Voltage Range:** Adjustable from 1.225V to 37V  
- **Output Current:** Up to 3A  
- **Switching Frequency:** Adjustable from 50kHz to 1MHz  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 20-Pin HTSSOP (PowerPAD™)  

### **Descriptions:**
The LM25576MHX/NOPB is a step-down (buck) switching regulator designed for high-efficiency power conversion. It integrates a high-side N-channel MOSFET and supports a wide input voltage range, making it suitable for automotive, industrial, and telecom applications.  

### **Features:**
- **Wide Input Voltage Range:** 6V to 42V  
- **Integrated 3A MOSFET Switch**  
- **Adjustable Output Voltage**  
- **Programmable Switching Frequency (50kHz–1MHz)**  
- **Cycle-by-Cycle Current Limiting**  
- **Thermal Shutdown Protection**  
- **PowerPAD™ Package for Enhanced Thermal Performance**  
- **Synchronizable to External Clock**  
- **Low Quiescent Current in Shutdown Mode**  

This regulator is designed for high-performance power supply applications requiring efficiency and reliability.

Application Scenarios & Design Considerations

SIMPLE SWITCHER? 42V, 3A Step-Down Switching Regulator 20-HTSSOP -40 to 125

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