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LM2596S-ADJ. from NS,National Semiconductor

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LM2596S-ADJ.

Manufacturer: NS

SIMPLE SWITCHER Power Converter 150 KHz 3A Step-Down Voltage Regulator

Partnumber Manufacturer Quantity Availability
LM2596S-ADJ.,LM2596SADJ NS 85 In Stock

Description and Introduction

SIMPLE SWITCHER Power Converter 150 KHz 3A Step-Down Voltage Regulator The LM2596S-ADJ is a step-down (buck) switching regulator manufactured by National Semiconductor (NS). Below are its specifications, descriptions, and features:

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 40V  
- **Adjustable Output Voltage Range:** 1.23V to 37V (±4% tolerance)  
- **Output Current:** 3A (maximum)  
- **Switching Frequency:** 150 kHz (fixed)  
- **Efficiency:** Up to 88%  
- **Operating Junction Temperature:** -40°C to +125°C  
- **Package:** TO-263-5 (D2PAK)  

### **Descriptions:**  
- The LM2596S-ADJ is a monolithic integrated circuit that provides all active functions for a step-down switching regulator.  
- It is designed for easy implementation with minimal external components.  
- The adjustable version allows the user to set the output voltage via an external resistor divider.  
- Includes features such as thermal shutdown and current limit protection.  

### **Features:**  
- **3A Output Load Current**  
- **Wide Input Voltage Range (4.5V to 40V)**  
- **Adjustable Output Voltage**  
- **Internal Frequency Compensation**  
- **150 kHz Fixed-Frequency Internal Oscillator**  
- **Thermal Shutdown and Current Limit Protection**  
- **Low Power Standby Mode (IQ ≈ 80 µA)**  
- **Simple and Easy-to-Use Design**  

This information is based on the manufacturer's datasheet. For detailed application and circuit design, refer to the official documentation.

Application Scenarios & Design Considerations

SIMPLE SWITCHER Power Converter 150 KHz 3A Step-Down Voltage Regulator

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