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LM2598S-3.3 from NS,National Semiconductor

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LM2598S-3.3

Manufacturer: NS

SIMPLE SWITCHER Power Converter 150 KHz 1A Step-Down Voltage Regulator, with Features

Partnumber Manufacturer Quantity Availability
LM2598S-3.3,LM2598S33 NS 746 In Stock

Description and Introduction

SIMPLE SWITCHER Power Converter 150 KHz 1A Step-Down Voltage Regulator, with Features The LM2598S-3.3 is a step-down (buck) switching voltage regulator manufactured by ON Semiconductor (NS).  

### **Specifications:**  
- **Output Voltage:** 3.3V (fixed)  
- **Input Voltage Range:** 4.5V to 40V  
- **Output Current:** Up to 3A  
- **Switching Frequency:** 150 kHz  
- **Efficiency:** Up to 88%  
- **Operating Junction Temperature:** -40°C to +125°C  
- **Package:** TO-263-5 (D2PAK)  
- **Protection Features:** Thermal shutdown and current limit  

### **Descriptions:**  
The LM2598S-3.3 is a monolithic integrated circuit that provides all active functions for a step-down switching regulator. It is designed for easy implementation in systems requiring efficient power conversion with minimal external components.  

### **Features:**  
- **Fixed 3.3V Output**  
- **Wide Input Voltage Range (4.5V to 40V)**  
- **3A Output Current Capability**  
- **Internally Fixed Frequency (150 kHz)**  
- **Thermal Shutdown and Current Limit Protection**  
- **Low Power Standby Mode (IQ < 80μA)**  
- **Requires Few External Components**  
- **Available in TO-263-5 Package**  

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

Application Scenarios & Design Considerations

SIMPLE SWITCHER Power Converter 150 KHz 1A Step-Down Voltage Regulator, with Features

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