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LM2676S3.3 from NS,National Semiconductor

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LM2676S3.3

Manufacturer: NS

SIMPLE SWITCHER High Efficiency 3A Step-Down Voltage Regulator

Partnumber Manufacturer Quantity Availability
LM2676S3.3,LM2676S33 NS 41 In Stock

Description and Introduction

SIMPLE SWITCHER High Efficiency 3A Step-Down Voltage Regulator The LM2676S3.3 is a step-down voltage regulator manufactured by National Semiconductor (NS). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:  

### **Specifications:**  
- **Output Voltage:** 3.3V (fixed)  
- **Input Voltage Range:** 8V to 40V  
- **Output Current:** Up to 3A  
- **Switching Frequency:** 260 kHz  
- **Efficiency:** Up to 92%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-263 (D2PAK-5)  

### **Descriptions:**  
- The LM2676S3.3 is a monolithic integrated circuit that provides all active functions for a step-down (buck) switching regulator.  
- It includes a high-efficiency DC-DC converter with a fixed 3.3V output.  
- Designed for simple and cost-effective solutions with minimal external components.  

### **Features:**  
- **Simple Design:** Requires only 6 external components.  
- **Internal Soft-Start:** Reduces inrush current.  
- **Thermal Shutdown & Current Limit Protection:** Enhances reliability.  
- **Low Power Standby Mode:** Consumes minimal current when disabled.  
- **High Efficiency:** Minimizes power dissipation.  
- **Wide Input Voltage Range:** Suitable for various applications.  

This information is based solely on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

SIMPLE SWITCHER High Efficiency 3A Step-Down Voltage Regulator

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