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LM2596SX-12 from NSC,National Semiconductor

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LM2596SX-12

Manufacturer: NSC

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

Partnumber Manufacturer Quantity Availability
LM2596SX-12,LM2596SX12 NSC 3 In Stock

Description and Introduction

SIMPLE SWITCHER Power Converter 150 KHz 3A Step-Down Voltage Regulator The LM2596SX-12 is a step-down (buck) switching voltage regulator manufactured by National Semiconductor (NSC). Below are its specifications, descriptions, and features:

### **Specifications:**  
- **Output Voltage:** Fixed 12V  
- **Output Current:** Up to 3A  
- **Input Voltage Range:** 4.5V to 40V  
- **Switching Frequency:** 150 kHz  
- **Efficiency:** Up to 88%  
- **Operating Junction Temperature:** -40°C to +125°C  
- **Package:** TO-263-5 (D2PAK)  

### **Descriptions:**  
- The LM2596SX-12 is a monolithic integrated circuit that provides all active functions for a step-down switching regulator.  
- It is designed for easy implementation and requires minimal external components.  
- Includes fixed-frequency oscillator, thermal shutdown, current limiting, and an on/off control feature.  

### **Features:**  
- **Fixed 12V Output** with ±4% tolerance  
- **3A Output Load Current** capability  
- **Wide Input Voltage Range** (4.5V to 40V)  
- **Internal Frequency Compensation**  
- **Thermal Shutdown and Current Limit Protection**  
- **Low Power Standby Mode** (ON/OFF pin control)  
- **Requires Only 4 External Components** for operation  

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

Application Scenarios & Design Considerations

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

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