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LM2676SD-ADJ from NSC,National Semiconductor

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LM2676SD-ADJ

Manufacturer: NSC

SIMPLE SWITCHER High Efficiency 3A Step-Down Voltage Regulator

Partnumber Manufacturer Quantity Availability
LM2676SD-ADJ,LM2676SDADJ NSC 10 In Stock

Description and Introduction

SIMPLE SWITCHER High Efficiency 3A Step-Down Voltage Regulator The LM2676SD-ADJ is a switching voltage regulator manufactured by National Semiconductor (NSC).  

### **Specifications:**  
- **Input Voltage Range:** 8V to 40V  
- **Adjustable Output Voltage:** 1.23V to 37V  
- **Output Current:** 3A  
- **Switching Frequency:** 260 kHz (fixed)  
- **Efficiency:** Up to 92%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SOIC-8 (Exposed Pad)  
- **Protection Features:** Thermal shutdown, current limiting  

### **Descriptions and Features:**  
- **Simple Adjustability:** Uses an external resistor divider to set output voltage.  
- **High Efficiency:** Minimizes power loss with internal DMOS switch.  
- **Low Dropout Operation:** Allows operation with small input-output differentials.  
- **Internal Soft-Start:** Reduces inrush current during startup.  
- **Wide Input Voltage Range:** Suitable for automotive, industrial, and battery-powered applications.  
- **Minimal External Components:** Requires only an inductor, diode, and capacitors for operation.  

This regulator is commonly used in power supply designs for industrial, automotive, and consumer electronics.

Application Scenarios & Design Considerations

SIMPLE SWITCHER High Efficiency 3A Step-Down Voltage Regulator

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