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LM1572MTC-3.3 from NS,National Semiconductor

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LM1572MTC-3.3

Manufacturer: NS

1.5A, 500kHz Step-down Voltage Regulator

Partnumber Manufacturer Quantity Availability
LM1572MTC-3.3,LM1572MTC33 NS 171 In Stock

Description and Introduction

1.5A, 500kHz Step-down Voltage Regulator The LM1572MTC-3.3 is a step-down switching voltage regulator manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Output Voltage:** 3.3V (fixed)  
- **Input Voltage Range:** 4V to 40V  
- **Output Current:** Up to 1A  
- **Switching Frequency:** 52 kHz (typical)  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TSSOP-16  

### **Descriptions:**  
The LM1572MTC-3.3 is a simple, easy-to-use buck (step-down) switching regulator designed for high-efficiency power conversion. It integrates a power MOSFET switch and requires minimal external components.  

### **Features:**  
- **Fixed Output Voltage (3.3V)**  
- **Wide Input Voltage Range (4V to 40V)**  
- **Internal Power MOSFET Switch**  
- **Low Quiescent Current (5mA typical)**  
- **Thermal Shutdown Protection**  
- **Short-Circuit Protection**  
- **Soft-Start Function**  

This regulator is suitable for industrial, automotive, and battery-powered applications.

Application Scenarios & Design Considerations

1.5A, 500kHz Step-down Voltage Regulator

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