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LM2578 from NS,National Semiconductor

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LM2578

Manufacturer: NS

Switching Regulator

Partnumber Manufacturer Quantity Availability
LM2578 NS 1000 In Stock

Description and Introduction

Switching Regulator The LM2578 is a switching regulator manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Input Voltage Range:** 4V to 40V  
- **Output Voltage Range:** Adjustable from 1.3V to 40V  
- **Output Current:** Up to 750mA  
- **Switching Frequency:** 52kHz (typical)  
- **Efficiency:** Up to 80%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package Options:** TO-220, DIP-8, SOIC-8  

### **Descriptions:**  
The LM2578 is a versatile step-up (boost), step-down (buck), and inverting switching regulator. It is designed for easy implementation in various power supply configurations with minimal external components.  

### **Features:**  
- **Wide Input Voltage Range:** Supports 4V to 40V operation.  
- **Adjustable Output Voltage:** Can be set using external resistors.  
- **High Efficiency:** Optimized for power-sensitive applications.  
- **Internal Current Limiting:** Protects against overloads.  
- **Low Standby Current:** Typically 5mA in shutdown mode.  
- **Thermal Shutdown:** Prevents overheating damage.  

This information is based on the manufacturer's datasheet for the LM2578 by National Semiconductor (NS).

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