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LM2575SX-5.0/NOPB from NS,National Semiconductor

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LM2575SX-5.0/NOPB

Manufacturer: NS

SIMPLE SWITCHER 1A Step-Down Voltage Regulator 5-DDPAK/TO-263 -40 to 125

Partnumber Manufacturer Quantity Availability
LM2575SX-5.0/NOPB,LM2575SX50NOPB NS 500 In Stock

Description and Introduction

SIMPLE SWITCHER 1A Step-Down Voltage Regulator 5-DDPAK/TO-263 -40 to 125 The LM2575SX-5.0/NOPB is a step-down (buck) switching voltage regulator manufactured by Texas Instruments (formerly National Semiconductor, NS).  

### **Specifications:**  
- **Output Voltage:** 5.0V (fixed)  
- **Input Voltage Range:** 4.75V to 40V  
- **Output Current:** Up to 1A  
- **Switching Frequency:** 52 kHz (typical)  
- **Efficiency:** Up to 88%  
- **Operating Junction Temperature:** -40°C to +125°C  
- **Package:** TO-263-5 (D2PAK)  
- **Regulation Type:** Buck (Step-Down)  
- **Protection Features:** Thermal shutdown, current limit  

### **Descriptions:**  
The LM2575SX-5.0/NOPB 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.  

### **Features:**  
- Simple and easy-to-use design  
- Requires only 4 external components  
- Internally fixed frequency oscillator (52 kHz)  
- Low power standby mode  
- Thermal shutdown and current limit protection  
- Available in fixed and adjustable output versions  
- Wide input voltage range  

This regulator is commonly used in power supply applications such as industrial, automotive, and consumer electronics.

Application Scenarios & Design Considerations

SIMPLE SWITCHER 1A Step-Down Voltage Regulator 5-DDPAK/TO-263 -40 to 125

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