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LM2575-12WU from MICREL

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LM2575-12WU

Manufacturer: MICREL

52kHz Simple 1A Buck Regulator

Partnumber Manufacturer Quantity Availability
LM2575-12WU,LM257512WU MICREL 190 In Stock

Description and Introduction

52kHz Simple 1A Buck Regulator The LM2575-12WU is a step-down (buck) switching regulator manufactured by **MICREL** (now part of Microchip Technology).  

### **Specifications:**  
- **Output Voltage:** Fixed 12V  
- **Input Voltage Range:** 4.75V to 40V  
- **Output Current:** Up to 1A  
- **Switching Frequency:** 52 kHz (typical)  
- **Efficiency:** Up to 88%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TO-263-5 (D2PAK)  
- **Regulator Type:** Buck (Step-Down)  
- **Protection Features:** Thermal shutdown and current limit  

### **Descriptions:**  
The LM2575-12WU 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  
- Internal frequency compensation  
- Fixed 12V output with ±4% tolerance  
- Low power standby mode  
- Wide input voltage range  
- High efficiency switching regulator  

This regulator is commonly used in power supply applications where a stable 12V output is required from a higher input voltage.

Application Scenarios & Design Considerations

52kHz Simple 1A Buck Regulator

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