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LM2574-ADJ from ON,ON Semiconductor

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LM2574-ADJ

Manufacturer: ON

EASY SWITCHERE⑩ 0.5 A STEP-DOWN VOLTAGE REGULATOR

Partnumber Manufacturer Quantity Availability
LM2574-ADJ,LM2574ADJ ON 3 In Stock

Description and Introduction

EASY SWITCHERE⑩ 0.5 A STEP-DOWN VOLTAGE REGULATOR The LM2574-ADJ is a step-down (buck) switching regulator manufactured by ON Semiconductor.  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 40V  
- **Adjustable Output Voltage:** 1.23V to 37V (set via external resistors)  
- **Output Current:** Up to 0.5A  
- **Switching Frequency:** 52 kHz (fixed)  
- **Efficiency:** Up to 80%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package Type:** TO-220, TO-263 (D2PAK), SOIC-8  

### **Descriptions:**  
- The LM2574-ADJ is a monolithic integrated circuit that provides step-down voltage regulation.  
- It requires minimal external components for operation.  
- Features include thermal shutdown and current limit protection.  

### **Features:**  
- Adjustable output voltage with feedback pin  
- Low power standby mode (IQ ≈ 50 µA)  
- Internal frequency compensation  
- Short-circuit and thermal protection  
- Wide input voltage range  

This regulator is commonly used in power supply applications requiring efficient step-down conversion.

Application Scenarios & Design Considerations

EASY SWITCHERE⑩ 0.5 A STEP-DOWN VOLTAGE REGULATOR

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