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LM2597HVM-3.3 from NS,National Semiconductor

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LM2597HVM-3.3

Manufacturer: NS

SIMPLE SWITCHER Power Converter 150 kHz 0.5A Step-Down Voltage Regulator, with Features

Partnumber Manufacturer Quantity Availability
LM2597HVM-3.3,LM2597HVM33 NS 10600 In Stock

Description and Introduction

SIMPLE SWITCHER Power Converter 150 kHz 0.5A Step-Down Voltage Regulator, with Features The **LM2597HVM-3.3** is a step-down (buck) switching voltage regulator manufactured by **National Semiconductor (NS)**. Below are its specifications, descriptions, and features based on Ic-phoenix technical data files:

### **Specifications:**
- **Output Voltage:** Fixed 3.3V  
- **Input Voltage Range:** 4.5V to 40V  
- **Output Current:** Up to 3A  
- **Switching Frequency:** 150 kHz  
- **Efficiency:** Up to 90%  
- **Operating Junction Temperature:** -40°C to +125°C  
- **Package:** TO-263 (5-pin D2PAK)  

### **Descriptions:**
- The **LM2597HVM-3.3** is a monolithic integrated circuit optimized for step-down DC-DC converter applications.  
- It includes a fixed-frequency oscillator, feedback control, and an internal switch capable of handling high currents.  
- Designed for simplicity, it requires minimal external components.  
- Suitable for industrial, automotive, and power supply applications.  

### **Features:**
- **Fixed 3.3V Output** (also available in adjustable versions)  
- **Wide Input Voltage Range (4.5V to 40V)**  
- **3A Output Current Capability**  
- **Internal Frequency Compensation**  
- **Thermal Shutdown and Current Limit Protection**  
- **Low Power Standby Mode (IQ < 80µA)**  
- **TO-263 Package for Efficient Heat Dissipation**  

This regulator is designed for high efficiency and reliability in various power conversion applications.

Application Scenarios & Design Considerations

SIMPLE SWITCHER Power Converter 150 kHz 0.5A Step-Down Voltage Regulator, with Features

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