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LM2591HVS-ADJ from NSC,National Semiconductor

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LM2591HVS-ADJ

Manufacturer: NSC

SIMPLE SWITCHER Power Converter 150 kHz 1A Step-Down Voltage Regulator

Partnumber Manufacturer Quantity Availability
LM2591HVS-ADJ,LM2591HVSADJ NSC 337 In Stock

Description and Introduction

SIMPLE SWITCHER Power Converter 150 kHz 1A Step-Down Voltage Regulator The LM2591HVS-ADJ is a switching regulator manufactured by National Semiconductor (NSC). Below are its specifications, descriptions, and features:

### **Specifications:**
- **Input Voltage Range:** 4.5V to 40V  
- **Output Voltage Range:** Adjustable from 1.23V to 37V  
- **Output Current:** Up to 1A  
- **Switching Frequency:** 150 kHz  
- **Efficiency:** Up to 80%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package Type:** TO-263 (D2PAK)  

### **Descriptions:**
The LM2591HVS-ADJ is a step-down (buck) switching regulator designed for high-voltage applications. It provides a simple and efficient solution for converting higher input voltages to lower output voltages with minimal external components. The adjustable output version allows flexibility in setting the desired output voltage using external resistors.

### **Features:**
- Wide input voltage range (4.5V to 40V)  
- Adjustable output voltage (1.23V to 37V)  
- 1A output current capability  
- Internal frequency compensation  
- Thermal shutdown and current limit protection  
- Low standby current in shutdown mode  
- Uses readily available standard inductors  
- Simple and easy-to-use design  

This regulator is suitable for applications requiring efficient power conversion in industrial, automotive, and consumer electronics.

Application Scenarios & Design Considerations

SIMPLE SWITCHER Power Converter 150 kHz 1A Step-Down Voltage Regulator

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