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LM3578 from NS,National Semiconductor

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LM3578

Manufacturer: NS

Switching Regulator

Partnumber Manufacturer Quantity Availability
LM3578 NS 26000 In Stock

Description and Introduction

Switching Regulator The LM3578 is a switching regulator integrated circuit (IC) manufactured by National Semiconductor (NS). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**
- **Input Voltage Range:** 4V to 40V  
- **Output Voltage Range:** Adjustable (via external components)  
- **Switching Frequency:** Up to 100 kHz  
- **Output Current Capability:** Up to 750 mA  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package Options:** 8-pin DIP (Dual Inline Package), SOIC (Small Outline IC)  

### **Descriptions:**
- The LM3578 is a monolithic switching regulator designed for step-up (boost), step-down (buck), and inverting applications.  
- It includes an internal temperature-compensated reference, comparator, oscillator, and high-current output switch.  
- The device is suitable for a variety of power supply designs, including battery-powered systems.  

### **Features:**
- **Wide Input Voltage Range (4V to 40V)** – Allows flexibility in power supply designs.  
- **Adjustable Output Voltage** – Configurable for different applications.  
- **High Efficiency** – Optimized for switching regulator topologies.  
- **Internal Current Limiting** – Protects the device from overcurrent conditions.  
- **Short-Circuit Protection** – Enhances reliability in fault conditions.  
- **Low Standby Current** – Suitable for battery-operated systems.  

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

Application Scenarios & Design Considerations

Switching Regulator

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