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LM2678T-12. from NSC,National Semiconductor

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LM2678T-12.

Manufacturer: NSC

SIMPLE SWITCHER High Efficiency 5A Step-Down Voltage Regulator

Partnumber Manufacturer Quantity Availability
LM2678T-12.,LM2678T12 NSC 892 In Stock

Description and Introduction

SIMPLE SWITCHER High Efficiency 5A Step-Down Voltage Regulator The LM2678T-12 is a switching voltage regulator from National Semiconductor (NSC).  

### **Specifications:**  
- **Output Voltage:** Fixed 12V  
- **Output Current:** Up to 5A  
- **Input Voltage Range:** 8V to 40V  
- **Switching Frequency:** 260 kHz (typical)  
- **Efficiency:** Up to 92%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-220 (5-pin)  
- **Regulation Type:** Step-down (Buck) converter  

### **Features:**  
- Simple and easy-to-use design  
- Requires minimal external components  
- Built-in soft-start and frequency compensation  
- Thermal shutdown and current limit protection  
- Low power standby mode  

This regulator is designed for high-efficiency power conversion in applications such as industrial, automotive, and computing systems.

Application Scenarios & Design Considerations

SIMPLE SWITCHER High Efficiency 5A Step-Down Voltage Regulator

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