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LM20123MH from NS,National Semiconductor

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LM20123MH

Manufacturer: NS

LM20123/LM20123Q 3A, 1.5MHz PowerWise Synchronous Buck Regulator

Partnumber Manufacturer Quantity Availability
LM20123MH NS 2209 In Stock

Description and Introduction

LM20123/LM20123Q 3A, 1.5MHz PowerWise Synchronous Buck Regulator The part **LM20123MH** is manufactured by **NS (National Semiconductor)**.  

### **Specifications:**  
- **Type:** Synchronous Buck Regulator  
- **Input Voltage Range:** 4.5V to 20V  
- **Output Voltage Range:** Adjustable from 0.8V to 18V  
- **Output Current:** Up to 3A  
- **Switching Frequency:** Adjustable (300kHz to 1.5MHz)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 20-Pin HTSSOP  

### **Descriptions & Features:**  
- **High-Efficiency Synchronous Buck Converter:** Optimized for step-down voltage regulation.  
- **Adjustable Output Voltage:** Set via external resistors.  
- **Adjustable Switching Frequency:** Allows optimization for efficiency and component size.  
- **Integrated Power MOSFETs:** Reduces external component count.  
- **Current Mode Control:** Ensures stable operation with fast transient response.  
- **Protection Features:** Includes thermal shutdown, overcurrent protection, and undervoltage lockout (UVLO).  
- **Low Quiescent Current:** Improves efficiency at light loads.  

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

Application Scenarios & Design Considerations

LM20123/LM20123Q 3A, 1.5MHz PowerWise Synchronous Buck Regulator

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