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LM2594MX-ADJ from NS,National Semiconductor

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LM2594MX-ADJ

Manufacturer: NS

SIMPLE SWITCHER Power Converter 150 KHz 0.5A Step-Down Voltage Regulator

Partnumber Manufacturer Quantity Availability
LM2594MX-ADJ,LM2594MXADJ NS 1604 In Stock

Description and Introduction

SIMPLE SWITCHER Power Converter 150 KHz 0.5A Step-Down Voltage Regulator The LM2594MX-ADJ is a step-down switching voltage regulator manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 40V  
- **Adjustable Output Voltage:** 1.23V to 37V  
- **Output Current:** 500mA  
- **Switching Frequency:** 150 kHz  
- **Efficiency:** Up to 80%  
- **Operating Junction Temperature:** -40°C to +125°C  
- **Package:** SOIC-8  

### **Descriptions:**  
The LM2594MX-ADJ is a monolithic integrated circuit that provides all the active functions for a step-down (buck) switching regulator. It is designed for easy use and requires minimal external components. The adjustable version allows the output voltage to be set using an external resistor divider.  

### **Features:**  
- Adjustable output voltage  
- Internal current limiting and thermal shutdown  
- Low standby current (50 µA typical)  
- Requires only four external components  
- Wide input voltage range  
- Available in a surface-mount SOIC-8 package  

This regulator is commonly used in power supply applications where efficient step-down conversion is needed.

Application Scenarios & Design Considerations

SIMPLE SWITCHER Power Converter 150 KHz 0.5A Step-Down Voltage Regulator
Partnumber Manufacturer Quantity Availability
LM2594MX-ADJ,LM2594MXADJ 2500 In Stock

Description and Introduction

SIMPLE SWITCHER Power Converter 150 KHz 0.5A Step-Down Voltage Regulator The LM2594MX-ADJ is a step-down (buck) switching voltage regulator manufactured by Texas Instruments.  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 40V  
- **Adjustable Output Voltage Range:** 1.23V to 37V (set by external resistors)  
- **Output Current:** Up to 500mA  
- **Switching Frequency:** 150 kHz (fixed)  
- **Efficiency:** Up to 80%  
- **Operating Junction Temperature:** -40°C to +125°C  
- **Package:** SOIC-8  
- **Regulator Type:** Buck (Step-Down)  
- **Protection Features:** Thermal shutdown, current limiting  

### **Descriptions:**  
The LM2594MX-ADJ is a monolithic integrated circuit that provides all active functions for a step-down switching regulator. It is designed to drive a 500mA load with excellent line and load regulation. The adjustable version allows the output voltage to be set using external resistors.  

### **Features:**  
- Simple and easy-to-use design  
- Requires minimal external components  
- Internal frequency compensation  
- Low power standby mode (IQ < 80μA)  
- Soft-start capability to reduce inrush current  
- Available in a thermally enhanced SOIC-8 package  

This regulator is commonly used in power supply applications, battery chargers, and industrial systems.

Application Scenarios & Design Considerations

SIMPLE SWITCHER Power Converter 150 KHz 0.5A Step-Down Voltage Regulator

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