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LM1572MTCX-ADJ from NS,National Semiconductor

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LM1572MTCX-ADJ

Manufacturer: NS

1.5A, 500kHz Step-down Voltage Regulator

Partnumber Manufacturer Quantity Availability
LM1572MTCX-ADJ,LM1572MTCXADJ NS 2870 In Stock

Description and Introduction

1.5A, 500kHz Step-down Voltage Regulator The LM1572MTCX-ADJ is a switching voltage regulator manufactured by National Semiconductor (NS). Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Input Voltage Range:** 4V to 40V  
- **Output Voltage Range:** Adjustable from 1.21V to 37V  
- **Output Current:** Up to 1.5A  
- **Switching Frequency:** 100kHz (typical)  
- **Efficiency:** Up to 88%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** TSSOP-16 (Thermal Enhanced)  

### **Descriptions:**  
- The LM1572MTCX-ADJ is a step-down (buck) switching regulator designed for high-efficiency voltage conversion.  
- It features an adjustable output voltage using an external resistor divider.  
- The device includes built-in protection features such as thermal shutdown and current limiting.  

### **Features:**  
- **Wide Input Voltage Range:** Supports 4V to 40V input.  
- **Adjustable Output Voltage:** Set via external resistors.  
- **High Efficiency:** Up to 88% efficiency.  
- **Current Limiting:** Protects against overloads.  
- **Thermal Shutdown:** Prevents damage from overheating.  
- **Low Dropout Operation:** Maintains regulation with small input-output differentials.  
- **Soft-Start Capability:** Reduces inrush current during startup.  

This information is based on the manufacturer's datasheet. For detailed application notes, refer to the official documentation.

Application Scenarios & Design Considerations

1.5A, 500kHz Step-down Voltage Regulator

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