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LM2585SX-ADJ from NS,National Semiconductor

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LM2585SX-ADJ

Manufacturer: NS

SIMPLE SWITCHER 3-Amp Flyback Regulator

Partnumber Manufacturer Quantity Availability
LM2585SX-ADJ,LM2585SXADJ NS 113 In Stock

Description and Introduction

SIMPLE SWITCHER 3-Amp Flyback Regulator The LM2585SX-ADJ is a switching regulator manufactured by National Semiconductor (NS). Below are its specifications, descriptions, and features based on factual information:

### **Specifications:**
- **Input Voltage Range:** 4V to 40V  
- **Output Voltage Range:** Adjustable (1.23V to 37V)  
- **Output Current:** Up to 3A  
- **Switching Frequency:** 100 kHz (fixed)  
- **Efficiency:** Up to 88%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-263 (D2PAK)  
- **Regulation Type:** Buck (Step-Down)  

### **Descriptions:**
The LM2585SX-ADJ is a monolithic integrated circuit designed for step-down (buck) switching regulator applications. It is capable of driving a 3A load with excellent line and load regulation. The adjustable output version allows users to set the desired output voltage using external resistors.  

### **Features:**
- **Adjustable Output Voltage** (via external resistors)  
- **3A Output Current Capability**  
- **Wide Input Voltage Range (4V to 40V)**  
- **Internal Current Limiting & Thermal Shutdown**  
- **Low Standby Current (50µA typical in shutdown mode)**  
- **High Efficiency (up to 88%)**  
- **Fixed 100 kHz Switching Frequency**  
- **TO-263 Package for High Power Applications**  

This information is strictly based on the manufacturer's datasheet for the LM2585SX-ADJ.

Application Scenarios & Design Considerations

SIMPLE SWITCHER 3-Amp Flyback Regulator

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