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LM2591HVSX-ADJ from NSC,National Semiconductor

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LM2591HVSX-ADJ

Manufacturer: NSC

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

Partnumber Manufacturer Quantity Availability
LM2591HVSX-ADJ,LM2591HVSXADJ NSC 357 In Stock

Description and Introduction

SIMPLE SWITCHER Power Converter 150 kHz 1A Step-Down Voltage Regulator The LM2591HVSX-ADJ is a switching regulator manufactured by National Semiconductor (NSC). Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Input Voltage Range:** 4.5V to 40V  
- **Output Voltage Range:** Adjustable from 1.2V to 37V  
- **Output Current:** Up to 1.5A  
- **Switching Frequency:** 150 kHz  
- **Efficiency:** Up to 80%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-263-5 (D2PAK)  

### **Descriptions:**
- The LM2591HVSX-ADJ is a step-down (buck) switching regulator designed for high-efficiency voltage conversion.  
- It features an adjustable output voltage, allowing flexibility in various applications.  
- The regulator includes internal frequency compensation, a fixed-frequency oscillator, and thermal shutdown protection.  

### **Features:**
- **Wide Input Voltage Range:** Supports 4.5V to 40V input.  
- **Adjustable Output Voltage:** Set via an external resistor divider.  
- **High Efficiency:** Minimizes power dissipation.  
- **Internal Current Limiting & Thermal Shutdown:** Enhances reliability.  
- **Low Power Standby Mode:** Improves efficiency at light loads.  
- **Simple External Components:** Requires only an inductor, diode, and capacitors for operation.  

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

Application Scenarios & Design Considerations

SIMPLE SWITCHER Power Converter 150 kHz 1A Step-Down Voltage Regulator
Partnumber Manufacturer Quantity Availability
LM2591HVSX-ADJ,LM2591HVSXADJ NS 273 In Stock

Description and Introduction

SIMPLE SWITCHER Power Converter 150 kHz 1A Step-Down Voltage Regulator The LM2591HVSX-ADJ is a switching regulator manufactured by NS (National Semiconductor). Here are its key specifications, descriptions, and features:

### **Specifications:**
- **Input Voltage Range:** 4.5V to 40V  
- **Adjustable Output Voltage:** 1.2V to 37V  
- **Output Current:** Up to 1.5A  
- **Switching Frequency:** 150 kHz  
- **Efficiency:** Up to 80%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-263-5 (D2PAK)  

### **Descriptions:**  
The LM2591HVSX-ADJ is a step-down (buck) switching voltage regulator designed for high-efficiency power conversion. It features an adjustable output voltage and is suitable for a wide range of applications requiring a stable DC supply.

### **Features:**  
- **Wide Input Voltage Range:** Supports 4.5V to 40V input.  
- **Adjustable Output:** Output can be set from 1.2V to 37V using external resistors.  
- **High Efficiency:** Up to 80%, reducing power dissipation.  
- **Internal Frequency Compensation:** Simplifies circuit design.  
- **Thermal Shutdown & Current Limit Protection:** Enhances reliability.  
- **Low Power Standby Mode:** Improves efficiency in light-load conditions.  
- **Minimal External Components Required:** Reduces design complexity.  

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

Application Scenarios & Design Considerations

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

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