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LM2590HVS-3.3 from NS,National Semiconductor

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15.625ms

LM2590HVS-3.3

Manufacturer: NS

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

Partnumber Manufacturer Quantity Availability
LM2590HVS-3.3,LM2590HVS33 NS 179 In Stock

Description and Introduction

SIMPLE SWITCHER Power Converter 150 KHz 1A Step-Down Voltage Regulator with Features **Manufacturer:** NS (National Semiconductor)  

**Part Number:** LM2590HVS-3.3  

### **Specifications:**  
- **Output Voltage:** 3.3V (Fixed)  
- **Input Voltage Range:** 4.5V to 40V  
- **Output Current:** Up to 500mA  
- **Switching Frequency:** 150 kHz  
- **Efficiency:** Up to 80%  
- **Operating Junction Temperature Range:** -40°C to +125°C  
- **Package Type:** TO-263-5 (D2PAK)  
- **Regulation Type:** Step-Down (Buck) Switching Regulator  
- **Protection Features:** Thermal Shutdown, Current Limiting  

### **Descriptions:**  
The LM2590HVS-3.3 is a high-voltage, step-down switching regulator designed to provide a fixed 3.3V output from an input voltage range of 4.5V to 40V. It is capable of delivering up to 500mA of load current with high efficiency, making it suitable for industrial, automotive, and battery-powered applications.  

### **Features:**  
- **Wide Input Voltage Range (4.5V to 40V)**  
- **Fixed 3.3V Output with ±4% Accuracy**  
- **150 kHz Fixed-Frequency Internal Oscillator**  
- **Low Power Standby Mode (IQ < 80µA)**  
- **Thermal Shutdown and Current Limiting Protection**  
- **Simple External Components (Requires Only 4 External Components)**  
- **Available in a TO-263-5 Package**  
- **Suitable for High-Voltage Applications**  

This regulator is ideal for applications requiring efficient power conversion from higher input voltages to a stable 3.3V output.

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