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LM2585S-ADJ from NS,National Semiconductor

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LM2585S-ADJ

Manufacturer: NS

SIMPLE SWITCHER 3-Amp Flyback Regulator

Partnumber Manufacturer Quantity Availability
LM2585S-ADJ,LM2585SADJ NS 73 In Stock

Description and Introduction

SIMPLE SWITCHER 3-Amp Flyback Regulator The LM2585S-ADJ is a switching regulator manufactured by National Semiconductor (NS). Below are its specifications, descriptions, and features:

### **Specifications:**
- **Input Voltage Range:** 4V to 40V  
- **Adjustable Output Voltage:** 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-5)  

### **Descriptions:**
- The LM2585S-ADJ is a step-down (buck) switching regulator with an adjustable output voltage.  
- It is designed for simple and efficient power supply applications.  
- Includes a high-current switch, frequency compensation, and a thermal shutdown feature.  

### **Features:**
- **Wide Input Voltage Range (4V–40V)**  
- **3A Output Current Capability**  
- **Adjustable Output Voltage via External Resistors**  
- **Internal Current Limiting and Thermal Shutdown**  
- **Low Standby Current (50 µA typical in shutdown mode)**  
- **Requires Few External Components**  

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

Application Scenarios & Design Considerations

SIMPLE SWITCHER 3-Amp Flyback Regulator

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